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Check Bus 5 Line [12/2024 - ]: Procedure

WARNING: This page is about a different car, the 2025 Toyota Corolla Cross, 2024 Toyota Corolla Cross, and 2023 Toyota Corolla Cross. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FOR OPEN IN CAN MAIN BUS LINES 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1109436Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      I231-7 (CA5H) - I231-8 (CA5L) Cable disconnected from negative (-) auxiliary battery terminal Below 70 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  125

    Result: 

    OK 

    See step  2

  2. CHECK FOR SHORT IN CAN BUS LINES 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1109436Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      I231-7 (CA5H) - I231-8 (CA5L) Cable disconnected from negative (-) auxiliary battery terminal 54 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  85

    Result: 

    OK 

    See step  3

  3. CHECK FOR SHORT TO +B IN CAN BUS LINE 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116827Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))      		 - -

      Standard Resistance

      Tester Connection Condition Specified Condition
      I231-7 (CA5H) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I231-8 (CA5L) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  45

    Result: 

    OK 

    See step  4

  4. CHECK FOR SHORT TO GND IN CAN BUS LINE 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116826Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))      		 - -

      Standard Resistance

      Tester Connection Condition Specified Condition
      I231-7 (CA5H) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I231-8 (CA5L) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    See step  5

  5. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ AFS A
      w/o AFS B

    Result: 

    B 

    See step  28

    Result: 

    A 

    See step  6

  6. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the No. 20 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1118371Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-4 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A197-8 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  10

    Result: 

    OK 

    See step  7

  7. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1112656Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A197-7 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  13

    Result: 

    OK 

    See step  8

  8. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1112659Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A197-5 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  11

    Result: 

    OK 

    See step  9

  9. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1112660Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly RH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A197-6 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 20 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  12

  10. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I231 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1118371Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-4 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A197-8 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  11. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 
    1. Disconnect the A159 headlight ECU sub-assembly LH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1112659Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A197-5 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH 

    Refer to REMOVAL [09/2021 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 

  12. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 
    1. Disconnect the A160 headlight ECU sub-assembly RH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1112660Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly RH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A197-6 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH 

    Refer to REMOVAL [09/2021 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 

  13. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 20 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 13 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116603Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 20 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-22 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 20 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  14

  14. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1119189Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 16 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-10 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-21 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  19

    Result: 

    OK 

    See step  15

  15. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-18 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  17

    Result: 

    OK 

    See step  16

  16. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116608Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-19 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 13 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  18

  17. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Disconnect the I222 certification ECU (smart key ECU assembly) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-18 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

  18. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Disconnect the I49 air conditioning amplifier assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116608Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-19 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

  19. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Power Back Door A
      w/o Power Back Door B

    Result: 

    B 

    See step  25

    Result: 

    A 

    See step  20

  20. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 16 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111617Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-8 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  21

  21. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1111618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-12 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  23

    Result: 

    OK 

    See step  22

  22. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1111622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-10 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  24

  23. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Disconnect the U50 multiplex network door ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-12 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MULTIPLEX NETWORK DOOR ECU 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

  24. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-10 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  25. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 16 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116607Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O233-12 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  26

  26. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116610Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O233-13 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  27

  27. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116610Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O233-13 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  28. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the No. 13 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116603Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-22 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  33

    Result: 

    OK 

    See step  29

  29. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1119189Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 16 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-10 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-21 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  36

    Result: 

    OK 

    See step  30

  30. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Smart Key System A
      w/o Smart Key System B

    Result: 

    B 

    See step  32

    Result: 

    A 

    See step  31

  31. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-18 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  34

    Result: 

    OK 

    See step  32

  32. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116608Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-19 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 13 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  35

  33. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I231 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116603Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-22 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  34. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Disconnect the I222 certification ECU (smart key ECU assembly) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-18 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

  35. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Disconnect the I49 air conditioning amplifier assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116608Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      I263-19 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

  36. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Power Back Door A
      w/o Power Back Door B

    Result: 

    B 

    See step  42

    Result: 

    A 

    See step  37

  37. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 16 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111617Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-8 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  38

  38. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1111618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-12 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  40

    Result: 

    OK 

    See step  39

  39. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1111622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-10 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  41

  40. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Disconnect the U50 multiplex network door ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-12 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MULTIPLEX NETWORK DOOR ECU 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

  41. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O229-10 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  42. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 16 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116607Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O233-12 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  43

  43. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116610Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O233-13 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  44

  44. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116610Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      O233-13 (CANL) - I26-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  45. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ AFS A
      w/o AFS B

    Result: 

    B 

    See step  68

    Result: 

    A 

    See step  46

  46. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the No. 20 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1118372Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-4 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A197-8 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  50

    Result: 

    OK 

    See step  47

  47. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1112661Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A197-7 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  53

    Result: 

    OK 

    See step  48

  48. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1112657Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A197-5 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  51

    Result: 

    OK 

    See step  49

  49. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1112658Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly RH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A197-6 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 20 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  52

  50. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I231 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1118372Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-4 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A197-8 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  51. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 
    1. Disconnect the A159 headlight ECU sub-assembly LH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1112657Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A197-5 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH 

    Refer to REMOVAL [09/2021 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 

  52. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 
    1. Disconnect the A160 headlight ECU sub-assembly RH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1112658Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly RH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A197-6 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH 

    Refer to REMOVAL [09/2021 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 

  53. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 20 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 13 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116609Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 20 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-22 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 20 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  54

  54. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116602Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 16 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-10 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-21 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  59

    Result: 

    OK 

    See step  55

  55. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1117738Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-18 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  57

    Result: 

    OK 

    See step  56

  56. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1109592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-19 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 13 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  58

  57. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Disconnect the I222 certification ECU (smart key ECU assembly) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117738Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-18 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

  58. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Disconnect the I49 air conditioning amplifier assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1109592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-19 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

  59. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Power Back Door A
      w/o Power Back Door B

    Result: 

    B 

    See step  65

    Result: 

    A 

    See step  60

  60. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 16 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111623Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-8 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  61

  61. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1111624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-12 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  63

    Result: 

    OK 

    See step  62

  62. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1111625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-10 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  64

  63. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Disconnect the U50 multiplex network door ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-12 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MULTIPLEX NETWORK DOOR ECU 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

  64. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-10 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  65. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 16 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117739Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O233-12 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  66

  66. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1109591Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O233-13 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  67

  67. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1109591Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O233-13 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  68. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the No. 13 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116609Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-22 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  73

    Result: 

    OK 

    See step  69

  69. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1116602Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 16 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-10 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-21 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  76

    Result: 

    OK 

    See step  70

  70. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Smart Key System A
      w/o Smart Key System B

    Result: 

    B 

    See step  72

    Result: 

    A 

    See step  71

  71. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1117738Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-18 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  74

    Result: 

    OK 

    See step  72

  72. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1109592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-19 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 13 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  75

  73. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I231 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1116609Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-22 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  74. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Disconnect the I222 certification ECU (smart key ECU assembly) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117738Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-18 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

  75. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Disconnect the I49 air conditioning amplifier assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1109592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      I263-19 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

  76. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Power Back Door A
      w/o Power Back Door B

    Result: 

    B 

    See step  82

    Result: 

    A 

    See step  77

  77. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 16 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111623Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-8 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  78

  78. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1111624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-12 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  80

    Result: 

    OK 

    See step  79

  79. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1111625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-10 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  81

  80. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Disconnect the U50 multiplex network door ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-12 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MULTIPLEX NETWORK DOOR ECU 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

  81. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1111625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O229-10 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  82. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the No. 16 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117739Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O233-12 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  83

  83. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1109591Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O233-13 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  84

  84. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1109591Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      O233-13 (CANL) - I26-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  85. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ AFS A
      w/o AFS B

    Result: 

    B 

    See step  108

    Result: 

    A 

    See step  86

  86. CHECK FOR SHORT IN CAN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the No. 20 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1114138Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-4 (CANH) - A197-8 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  90

    Result: 

    OK 

    See step  87

  87. CHECK FOR SHORT IN CAN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1114135Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-3 (CANH) - A197-7 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  93

    Result: 

    OK 

    See step  88

  88. CHECK FOR SHORT IN CAN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1114126Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-1 (CANH) - A197-5 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  91

    Result: 

    OK 

    See step  89

  89. CHECK FOR SHORT IN CAN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1114125Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly RH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-2 (CANH) - A197-6 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 20 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  92

  90. CHECK FOR SHORT IN CAN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I231 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1114138Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-4 (CANH) - A197-8 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  91. CHECK FOR SHORT IN CAN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 
    1. Disconnect the A159 headlight ECU sub-assembly LH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1114126Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-1 (CANH) - A197-5 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH 

    Refer to REMOVAL [09/2021 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY LH) 

  92. CHECK FOR SHORT IN CAN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 
    1. Disconnect the A160 headlight ECU sub-assembly RH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1114125Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Headlight ECU Sub-assembly RH

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-2 (CANH) - A197-6 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH 

    Refer to REMOVAL [09/2021 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - HEADLIGHT ECU SUB-ASSEMBLY RH) 

  93. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 20 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the A197 No. 20 global CAN junction connector.
    2. Disconnect the No. 13 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 20 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I263-22 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 20 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  94

  94. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113058Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 16 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-10 (CANH) - I263-21 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  99

    Result: 

    OK 

    See step  95

  95. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113059Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I263-18 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  97

    Result: 

    OK 

    See step  96

  96. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113057Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I263-19 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 13 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  98

  97. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Disconnect the I222 certification ECU (smart key ECU assembly) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113059Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I263-18 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

  98. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Disconnect the I49 air conditioning amplifier assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113057Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I263-19 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

  99. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Power Back Door A
      w/o Power Back Door B

    Result: 

    B 

    See step  105

    Result: 

    A 

    See step  100

  100. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the I263 No. 13 global CAN junction connector.
    2. Disconnect the No. 16 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113733Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-1 (CANH) - O229-8 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  101

  101. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113732Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - O229-12 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  103

    Result: 

    OK 

    See step  102

  102. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - O229-10 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  104

  103. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Disconnect the U50 multiplex network door ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113732Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - O229-12 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MULTIPLEX NETWORK DOOR ECU 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

  104. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - O229-10 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  105. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the I263 No. 13 global CAN junction connector.
    2. Disconnect the No. 16 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113056Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-1 (CANH) - O233-12 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  106

  106. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1118451Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - O233-13 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  107

  107. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1118451Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - O233-13 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  108. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the No. 13 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I263-22 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  113

    Result: 

    OK 

    See step  109

  109. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113058Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 16 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-10 (CANH) - I263-21 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  116

    Result: 

    OK 

    See step  110

  110. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Smart Key System A
      w/o Smart Key System B

    Result: 

    B 

    See step  112

    Result: 

    A 

    See step  111

  111. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113059Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I263-18 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  114

    Result: 

    OK 

    See step  112

  112. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113057Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I263-19 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 13 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  115

  113. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I231 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I263-22 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  114. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 
    1. Disconnect the I222 certification ECU (smart key ECU assembly) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113059Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Certification ECU (Smart Key ECU Assembly)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-7 (CANH) - I263-18 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) 

  115. CHECK FOR SHORT IN CAN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 
    1. Disconnect the I49 air conditioning amplifier assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113057Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Air Conditioning Amplifier Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-8 (CANH) - I263-19 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - AIR CONDITIONING AMPLIFIER ASSEMBLY) 

  116. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Power Back Door A
      w/o Power Back Door B

    Result: 

    B 

    See step  122

    Result: 

    A 

    See step  117

  117. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the I263 No. 13 global CAN junction connector.
    2. Disconnect the No. 16 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113733Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-1 (CANH) - O229-8 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  118

  118. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113732Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - O229-12 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  120

    Result: 

    OK 

    See step  119

  119. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - O229-10 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  121

  120. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 
    1. Disconnect the U50 multiplex network door ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113732Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Multiplex Network Door ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-5 (CANH) - O229-12 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MULTIPLEX NETWORK DOOR ECU 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MULTIPLEX NETWORK DOOR ECU) 

  121. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - O229-10 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  122. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the I263 No. 13 global CAN junction connector.
    2. Disconnect the No. 16 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113056Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-1 (CANH) - O233-12 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  123

  123. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1118451Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - O233-13 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  124

  124. CHECK FOR SHORT IN CAN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Disconnect the I85 main body ECU (multiplex network body ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1118451Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - O233-13 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 

  125. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ AFS A
      w/o AFS B

    Result: 

    B 

    See step  138

    Result: 

    A 

    See step  126

  126. CHECK FOR OPEN IN CAN MAIN BUS LINES (CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I231-7 (CA5H) - I231-8 (CA5L) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω
      GTY1118934Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Central Gateway ECU (Network Gateway ECU))

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    See step  127

  127. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Reconnect I231 central gateway ECU (network gateway ECU) connector.
    2. Disconnect the No. 20 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1114138Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-4 (CANH) - A197-8 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

    Result: 

    OK 

    See step  128

  128. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 20 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1114135Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 20 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      A197-3 (CANH) - A197-7 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 20 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  129

  129. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 20 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect A197 No. 20 global CAN junction connector.
    2. Disconnect the No. 13 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 20 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I263-22 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 20 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  130

  130. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113058Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 16 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-10 (CANH) - I263-21 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 13 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  131

  131. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Power Back Door A
      w/o Power Back Door B

    Result: 

    B 

    See step  135

    Result: 

    A 

    See step  132

  132. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the I263 No. 13 global CAN junction connector.
    2. Disconnect the No. 16 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113733Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-1 (CANH) - O229-8 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  133

  133. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - O229-10 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  134

  134. CHECK FOR OPEN IN CAN MAIN BUS LINES (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Reconnect the O229 No. 16 global CAN junction connector.
    2. Disconnect the main body ECU (multiplex network body ECU) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I85-2 (CANH) - I85-1 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω
      GTY1113181Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Main Body ECU (Multiplex Network Body ECU))

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 

  135. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the I263 No. 13 global CAN junction connector.
    2. Disconnect the No. 16 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113056Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-1 (CANH) - O233-12 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  136

  136. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1118451Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - O233-13 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  137

  137. CHECK FOR OPEN IN CAN MAIN BUS LINES (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Reconnect the O233 No. 16 global CAN junction connector.
    2. Disconnect the main body ECU (multiplex network body ECU) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I85-2 (CANH) - I85-1 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω
      GTY1113181Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Main Body ECU (Multiplex Network Body ECU))

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 

  138. CHECK FOR OPEN IN CAN MAIN BUS LINES (CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I231-7 (CA5H) - I231-8 (CA5L) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω
      GTY1118934Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Central Gateway ECU (Network Gateway ECU))

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    See step  139

  139. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Reconnect the I231 central gateway ECU (network gateway ECU) connector.
    2. Disconnect the No. 13 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-11 (CANH) - I263-22 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

    Result: 

    OK 

    See step  140

  140. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 13 GLOBAL CAN JUNCTION CONNECTOR - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113058Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 13 Global CAN Junction Connector)      		 *b to No. 16 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      I263-10 (CANH) - I263-21 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 13 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  141

  141. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Power Back Door A
      w/o Power Back Door B

    Result: 

    B 

    See step  145

    Result: 

    A 

    See step  142

  142. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the I263 No. 13 global CAN junction connector.
    2. Disconnect the No. 16 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113733Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-1 (CANH) - O229-8 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  143

  143. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O229-3 (CANH) - O229-10 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  144

  144. CHECK FOR OPEN IN CAN MAIN BUS LINES (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Reconnect the O229 No. 16 global CAN junction connector.
    2. Disconnect the main body ECU (multiplex network body ECU) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I85-2 (CANH) - I85-1 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω
      GTY1113181Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Main Body ECU (Multiplex Network Body ECU))

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 

  145. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the I263 No. 13 global CAN junction connector.
    2. Disconnect the No. 16 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113056Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to No. 13 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-1 (CANH) - O233-12 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - NO. 13 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  146

  146. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 16 GLOBAL CAN JUNCTION CONNECTOR - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1118451Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 16 Global CAN Junction Connector)      		 *b to Main Body ECU (Multiplex Network Body ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      O233-2 (CANH) - O233-13 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 16 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  147

  147. CHECK FOR OPEN IN CAN MAIN BUS LINES (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) 
    1. Reconnect the O233 No. 16 global CAN junction connector.
    2. Disconnect the main body ECU (multiplex network body ECU) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I85-2 (CANH) - I85-1 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω
      GTY1113181Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Main Body ECU (Multiplex Network Body ECU))

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [11/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) - NO. 16 GLOBAL CAN JUNCTION CONNECTOR) 

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