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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different car >> Section 323 (Can Communication System (Except HEV) (Early 2023, TMC) - Circuit Tests (3 Of 4)) >> CAN COMMUNICATION SYSTEM (for Gasoline Model TMC Made) >> Check Bus 3 Line [09/2022 - 11/2022] >> Procedure

Check Bus 3 Line [09/2022 - 11/2022]: Procedure

WARNING: This page is about a different car, the 2023 Toyota GR Corolla and 2023 Toyota Corolla. 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 (-) battery terminal.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117569Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      I173-30 (CA3H) - I173-29 (CA3L) Cable disconnected from negative (-) battery terminal Below 70 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  62

    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.
      GTY1117569Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      I173-30 (CA3H) - I173-29 (CA3L) Cable disconnected from negative (-) battery terminal 54 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  43

    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.
      GTY1115400Courtesy 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
      I173-30 (CA3H) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I173-29 (CA3L) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  24

    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.
      GTY1251386Courtesy 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
      I173-30 (CA3H) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I173-29 (CA3L) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    See step  5

  5. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      except G16E-GTS A
      for G16E-GTS B

    Result: 

    B 

    See step  15

    Result: 

    A 

    See step  6

  6. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I214 No. 15 CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117940Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I214-14 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  11

    Result: 

    OK 

    See step  7

  7. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110591Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I214-12 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  12

    Result: 

    OK 

    See step  8

  8. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Telematics Transceiver A
      w/o Telematics Transceiver B

    Result: 

    B 

    See step  10

    Result: 

    A 

    See step  9

  9. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I214-13 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  13

    Result: 

    OK 

    See step  10

  10. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110593Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-4 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I214-15 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 15 CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  14

  11. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117940Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I214-14 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  12. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Disconnect the I175 radio and display receiver assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110591Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I214-12 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 

  13. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Disconnect the I143 DCM (telematics transceiver) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I214-13 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE DCM (TELEMATICS TRANSCEIVER) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 

  14. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Disconnect the I5 combination meter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110593Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-4 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I214-15 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 

  15. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I188 No. 15 CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110611Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I188-13 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  20

    Result: 

    OK 

    See step  16

  16. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Radio and Display Receiver Assembly A
      w/o Radio and Display Receiver Assembly B

    Result: 

    B 

    See step  18

    Result: 

    A 

    See step  17

  17. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110612Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-4 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I188-15 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  21

    Result: 

    OK 

    See step  18

  18. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110613Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I188-14 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  22

    Result: 

    OK 

    See step  19

  19. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110614Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I188-12 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 15 CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  23

  20. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110611Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-2 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I188-13 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  21. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Disconnect the I175 radio and display receiver assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110612Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-4 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I188-15 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 

  22. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Disconnect the I143 DCM (telematics transceiver) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110613Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-3 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I188-14 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE DCM (TELEMATICS TRANSCEIVER) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 

  23. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Disconnect the I5 combination meter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110614Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-1 (CANH) - I26-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      I188-12 (CANL) - I26-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 

  24. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      except G16E-GTS A
      for G16E-GTS B

    Result: 

    B 

    See step  34

    Result: 

    A 

    See step  25

  25. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I214 No. 15 CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I214-14 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  30

    Result: 

    OK 

    See step  26

  26. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110595Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I214-12 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  31

    Result: 

    OK 

    See step  27

  27. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Telematics Transceiver A
      w/o Telematics Transceiver B

    Result: 

    B 

    See step  29

    Result: 

    A 

    See step  28

  28. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1117941Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I214-13 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  32

    Result: 

    OK 

    See step  29

  29. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110587Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-4 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I214-15 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 15 CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  33

  30. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I214-14 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  31. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Disconnect the I175 radio and display receiver assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110595Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I214-12 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 

  32. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Disconnect the I143 DCM (telematics transceiver) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117941Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I214-13 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE DCM (TELEMATICS TRANSCEIVER) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 

  33. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Disconnect the I5 combination meter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110587Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-4 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I214-15 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 

  34. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I188 No. 15 CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110615Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I188-13 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  39

    Result: 

    OK 

    See step  35

  35. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Radio and Display Receiver Assembly A
      w/o Radio and Display Receiver Assembly B

    Result: 

    B 

    See step  37

    Result: 

    A 

    See step  36

  36. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1117945Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-4 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I188-15 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  40

    Result: 

    OK 

    See step  37

  37. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110616Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I188-14 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  41

    Result: 

    OK 

    See step  38

  38. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1110617Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I188-12 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 15 CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  42

  39. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110615Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-2 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I188-13 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  40. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Disconnect the I175 radio and display receiver assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1117945Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-4 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I188-15 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 

  41. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Disconnect the I143 DCM (telematics transceiver) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110616Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-3 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I188-14 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE DCM (TELEMATICS TRANSCEIVER) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 

  42. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Disconnect the I5 combination meter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1110617Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-1 (CANH) - I26-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      I188-12 (CANL) - I26-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 

  43. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      except G16E-GTS A
      for G16E-GTS B

    Result: 

    B 

    See step  53

    Result: 

    A 

    See step  44

  44. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I214 No. 15 CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113877Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-3 (CANH) - I214-14 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  49

    Result: 

    OK 

    See step  45

  45. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113899Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-1 (CANH) - I214-12 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  50

    Result: 

    OK 

    See step  46

  46. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Telematics Transceiver A
      w/o Telematics Transceiver B

    Result: 

    B 

    See step  48

    Result: 

    A 

    See step  47

  47. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113898Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-2 (CANH) - I214-13 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  51

    Result: 

    OK 

    See step  48

  48. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113897Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-4 (CANH) - I214-15 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 15 CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  52

  49. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113910Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-3 (CANH) - I214-14 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  50. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Disconnect the I175 radio and display receiver assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113899Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-1 (CANH) - I214-12 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 

  51. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Disconnect the I143 DCM (telematics transceiver) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113898Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-2 (CANH) - I214-13 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE DCM (TELEMATICS TRANSCEIVER) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 

  52. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Disconnect the I5 combination meter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113897Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-4 (CANH) - I214-15 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 

  53. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I188 No. 15 CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113876Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-2 (CANH) - I188-13 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  58

    Result: 

    OK 

    See step  54

  54. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Radio and Display Receiver Assembly A
      w/o Radio and Display Receiver Assembly B

    Result: 

    B 

    See step  56

    Result: 

    A 

    See step  55

  55. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113875Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-4 (CANH) - I188-15 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  59

    Result: 

    OK 

    See step  56

  56. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113868Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-3 (CANH) - I188-14 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  60

    Result: 

    OK 

    See step  57

  57. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1118622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-1 (CANH) - I188-12 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 15 CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  61

  58. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I173 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113876Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-2 (CANH) - I188-13 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  59. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 
    1. Disconnect the I175 radio and display receiver assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113875Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Radio and Display Receiver Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-4 (CANH) - I188-15 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - RADIO AND DISPLAY RECEIVER ASSEMBLY) 

  60. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 
    1. Disconnect the I143 DCM (telematics transceiver) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1113868Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to DCM (Telematics Transceiver)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-3 (CANH) - I188-14 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE DCM (TELEMATICS TRANSCEIVER) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - DCM (TELEMATICS TRANSCEIVER)) 

  61. CHECK FOR SHORT IN CAN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Disconnect the I5 combination meter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY1118622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-1 (CANH) - I188-12 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 

  62. CHECK FOR OPEN IN CAN MAIN BUS LINES (CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the I173 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
      I173-30 (CA3H) - I173-29 (CA3L) Cable disconnected from negative (-) battery terminal 108 to 132 Ω
      GTY1115372Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Central Gateway ECU (Network Gateway ECU))

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    See step  63

  63. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      except G16E-GTS A
      for G16E-GTS B

    Result: 

    B 

    See step  67

    Result: 

    A 

    See step  64

  64. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Reconnect the I173 central gateway ECU (network gateway ECU) connector.
    2. Disconnect the I214 No. 15 CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113910Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-3 (CANH) - I214-14 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

    Result: 

    OK 

    See step  65

  65. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1113897Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I214-4 (CANH) - I214-15 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 15 CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  66

  66. CHECK FOR OPEN IN CAN MAIN BUS LINES (COMBINATION METER ASSEMBLY) 
    1. Reconnect the I214 No. 15 CAN junction connector.
    2. Disconnect the I5 combination meter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I5-31 (CANH) - I5-14 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω
      GTY1110532Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Combination Meter Assembly)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (COMBINATION METER ASSEMBLY - NO. 15 CAN JUNCTION CONNECTOR) 

  67. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Reconnect the I173 central gateway ECU (network gateway ECU) connector.
    2. Disconnect the I188 No. 15 CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY1113876Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-2 (CANH) - I188-13 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 15 CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

    Result: 

    OK 

    See step  68

  68. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 15 CAN JUNCTION CONNECTOR - COMBINATION METER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY1118622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 15 CAN Junction Connector)      		 *b to Combination Meter Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      I188-1 (CANH) - I188-12 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 15 CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  69

  69. CHECK FOR OPEN IN CAN MAIN BUS LINES (COMBINATION METER ASSEMBLY) 
    1. Reconnect the I188 No. 15 CAN junction connector.
    2. Disconnect the I5 combination meter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I5-31 (CANH) - I5-14 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω
      GTY1110532Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Combination Meter Assembly)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [09/2022 - 11/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (COMBINATION METER ASSEMBLY - NO. 15 CAN JUNCTION CONNECTOR) 

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