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Check Bus 2 Line [12/2022 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  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.
      GTY1143113Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      K78-26 (CA4H) - K78-25 (CA4L) Cable disconnected from negative (-) auxiliary battery terminal Below 70 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  41

    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.
      GTY1143113Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      K78-26 (CA4H) - K78-25 (CA4L) Cable disconnected from negative (-) auxiliary battery terminal 54 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  29

    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.
      GTY1147041Courtesy 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
      K78-26 (CA4H) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      K78-25 (CA4L) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  17

    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.
      GTY1147040Courtesy 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
      K78-26 (CA4H) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      K78-25 (CA4L) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  5

  5. CHECK FOR SHORT TO GND IN CAN BUS LINE (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the R40 battery ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R40-20 (C2HB) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      R40-19 (C2LB) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  7

    Result: 

    OK 

    See step  6

  6. CHECK FOR SHORT TO GND IN CAN BUS LINE (BATTERY ECU ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R40-9 (CA2H) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      R40-8 (CA2L) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE BATTERY ECU ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  8

  7. CHECK FOR SHORT TO GND IN CAN BUS LINE (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the K78 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
      R40-20 (C2HB) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      R40-19 (C2LB) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  8. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - BATTERY ECU ASSEMBLY) 
    1. Disconnect the K106 No. 5 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-4 (CANH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      K106-8 (CANL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - BATTERY ECU ASSEMBLY) 

    Result: 

    OK 

    See step  9

  9. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - INVERTER WITH CONVERTER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-3 (CANH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      K106-7 (CANL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  14

    Result: 

    OK 

    See step  10

  10. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-1 (CANH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      K106-5 (CANL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  12

    Result: 

    OK 

    See step  11

  11. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-2 (CANH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      K106-6 (CANL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  13

  12. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 
    1. Disconnect the K11 hybrid vehicle control ECU connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-1 (CANH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      K106-5 (CANL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HYBRID VEHICLE CONTROL ECU 

    Refer to REMOVAL [12/2022 - 03/2023] , or refer to REMOVAL [03/2023 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 

  13. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 
    1. Disconnect the K53 transmission floor shift assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-2 (CANH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      K106-6 (CANL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE TRANSMISSION FLOOR SHIFT ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 

  14. CHECK FOR SHORT TO GND IN CAN BUS LINE (INVERTER WITH CONVERTER ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the A88 inverter with converter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-13 (CADH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A88-14 (CADL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (INVERTER WITH CONVERTER ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  15

  15. CHECK FOR SHORT TO GND IN CAN BUS LINE (INVERTER WITH CONVERTER ASSEMBLY - ECM) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-5 (CANH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A88-6 (CANL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE INVERTER WITH CONVERTER ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  16

  16. CHECK FOR SHORT TO GND IN CAN BUS LINE (INVERTER WITH CONVERTER ASSEMBLY - ECM) 
    1. Disconnect the A91 or A92 ECM connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-5 (CANH) - K8-4 (CG) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher
      A88-6 (CANL) - K8-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE ECM 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (INVERTER WITH CONVERTER ASSEMBLY - ECM) 

  17. CHECK FOR SHORT TO +B IN CAN BUS LINE (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the R40 battery ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R40-20 (C2HB) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      R40-19 (C2LB) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  19

    Result: 

    OK 

    See step  18

  18. CHECK FOR SHORT TO +B IN CAN BUS LINE (BATTERY ECU ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R40-9 (CA2H) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      R40-8 (CA2L) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE BATTERY ECU ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  20

  19. CHECK FOR SHORT TO +B IN CAN BUS LINE (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the K78 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
      R40-20 (C2HB) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      R40-19 (C2LB) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  20. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - BATTERY ECU ASSEMBLY) 
    1. Disconnect the K106 No. 5 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-4 (CANH) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      K106-8 (CANL) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - BATTERY ECU ASSEMBLY) 

    Result: 

    OK 

    See step  21

  21. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - INVERTER WITH CONVERTER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-3 (CANH) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      K106-7 (CANL) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  26

    Result: 

    OK 

    See step  22

  22. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-1 (CANH) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      K106-5 (CANL) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  24

    Result: 

    OK 

    See step  23

  23. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-2 (CANH) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      K106-6 (CANL) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  25

  24. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 
    1. Disconnect the K11 hybrid vehicle control ECU connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-1 (CANH) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      K106-5 (CANL) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HYBRID VEHICLE CONTROL ECU 

    Refer to REMOVAL [12/2022 - 03/2023] , or refer to REMOVAL [03/2023 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 

  25. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 
    1. Disconnect the K53 transmission floor shift assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-2 (CANH) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      K106-6 (CANL) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE TRANSMISSION FLOOR SHIFT ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 

  26. CHECK FOR SHORT TO +B IN CAN BUS LINE (INVERTER WITH CONVERTER ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the A88 inverter with converter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-13 (CADH) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A88-14 (CADL) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (INVERTER WITH CONVERTER ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  27

  27. CHECK FOR SHORT TO +B IN CAN BUS LINE (INVERTER WITH CONVERTER ASSEMBLY - ECM) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-5 (CANH) - K8-16 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A88-6 (CANL) - K8-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE INVERTER WITH CONVERTER ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  28

  28. CHECK FOR SHORT TO +B IN CAN BUS LINE (INVERTER WITH CONVERTER ASSEMBLY - ECM) 
    1. Disconnect the A91 or A92 ECM connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-5 (CANH) - K8-6 (BAT) Cable disconnected from negative (-) auxiliary battery terminal 6 kΩ or higher
      A88-6 (CANL) - K8-6 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE ECM 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (INVERTER WITH CONVERTER ASSEMBLY - ECM) 

  29. CHECK FOR SHORT IN CAN BUS LINES (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the R40 battery ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R40-20 (C2HB) - R40-19 (C2LB) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  31

    Result: 

    OK 

    See step  30

  30. CHECK FOR SHORT IN CAN BUS LINES (BATTERY ECU ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R40-9 (CA2H) - R40-8 (CA2L) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE BATTERY ECU ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  32

  31. CHECK FOR SHORT IN CAN BUS LINES (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the K78 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
      R40-20 (C2HB) - R40-19 (C2LB) 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 [12/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  32. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - BATTERY ECU ASSEMBLY) 
    1. Reconnect the R40 battery ECU assembly connector.
    2. Disconnect the K106 No. 5 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-4 (CANH) - K106-8 (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. 5 GLOBAL CAN JUNCTION CONNECTOR - BATTERY ECU ASSEMBLY) 

    Result: 

    OK 

    See step  33

  33. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - INVERTER WITH CONVERTER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-3 (CANH) - K106-7 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  38

    Result: 

    OK 

    See step  34

  34. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-1 (CANH) - K106-5 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  36

    Result: 

    OK 

    See step  35

  35. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-2 (CANH) - K106-6 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  37

  36. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 
    1. Disconnect the K11 hybrid vehicle control ECU connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-1 (CANH) - K106-5 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE HYBRID VEHICLE CONTROL ECU 

    Refer to REMOVAL [12/2022 - 03/2023] , or refer to REMOVAL [03/2023 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - HYBRID VEHICLE CONTROL ECU) 

  37. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 
    1. Disconnect the K53 transmission floor shift assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-2 (CANH) - K106-6 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE TRANSMISSION FLOOR SHIFT ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - TRANSMISSION FLOOR SHIFT ASSEMBLY) 

  38. CHECK FOR SHORT IN CAN BUS LINES (INVERTER WITH CONVERTER ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the K106 No. 5 global CAN junction connector.
    2. Disconnect the A88 inverter with converter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-13 (CADH) - A88-14 (CADL) 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 (INVERTER WITH CONVERTER ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  39

  39. CHECK FOR SHORT IN CAN BUS LINES (INVERTER WITH CONVERTER ASSEMBLY - ECM) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-5 (CANH) - A88-6 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE INVERTER WITH CONVERTER ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  40

  40. CHECK FOR SHORT IN CAN BUS LINES (INVERTER WITH CONVERTER ASSEMBLY - ECM) 
    1. Disconnect the A91 or A92 ECM connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-5 (CANH) - A88-6 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE ECM 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (INVERTER WITH CONVERTER ASSEMBLY - ECM) 

  41. CHECK FOR OPEN IN CAN MAIN BUS LINES (CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the K78 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
      K78-26 (CA4H) - K78-25 (CA4L) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  42

  42. CHECK FOR OPEN IN CAN MAIN BUS LINES (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Reconnect the K78 central gateway ECU (network gateway ECU) connector.
    2. Disconnect the R40 battery ECU assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R40-20 (C2HB) - R40-19 (C2LB) 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 (BATTERY ECU ASSEMBLY - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

    Result: 

    OK 

    See step  43

  43. CHECK FOR OPEN IN CAN MAIN BUS LINES (BATTERY ECU ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      R40-9 (CA2H) - R40-8 (CA2L) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE BATTERY ECU ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  44

  44. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - BATTERY ECU ASSEMBLY) 
    1. Reconnect the R40 battery ECU assembly connector.
    2. Disconnect the K106 No. 5 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-4 (CANH) - K106-8 (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. 5 GLOBAL CAN JUNCTION CONNECTOR - BATTERY ECU ASSEMBLY) 

    Result: 

    OK 

    See step  45

  45. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - INVERTER WITH CONVERTER ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K106-3 (CANH) - K106-7 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  46

  46. CHECK FOR OPEN IN CAN MAIN BUS LINES (INVERTER WITH CONVERTER ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the K106 No. 5 global CAN junction connector.
    2. Disconnect the A88 inverter with converter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-13 (CADH) - A88-14 (CADL) 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 (INVERTER WITH CONVERTER ASSEMBLY - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  47

  47. CHECK FOR OPEN IN CAN MAIN BUS LINES (INVERTER WITH CONVERTER ASSEMBLY - ECM) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A88-5 (CANH) - A88-6 (CANL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE INVERTER WITH CONVERTER ASSEMBLY 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    See step  48

  48. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      for M20A-FXS A
      for 2ZR-FXE B

    Result: 

    B 

    See step  50

    Result: 

    A 

    See step  49

  49. CHECK FOR OPEN IN CAN MAIN BUS LINES (ECM) 
    1. Reconnect the A88 inverter with converter assembly connector.
    2. Disconnect the A92 ECM connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A92-7 (CFDH) - A92-8 (CFDL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE ECM 

    Refer to REMOVAL [12/2022 - 03/2023] , or refer to REMOVAL [03/2023 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (ECM - HYBRID MOTOR CONTROL INVERTER ASSEMBLY) 

  50. CHECK FOR OPEN IN CAN MAIN BUS LINES (ECM) 
    1. Reconnect the A88 inverter with converter assembly connector.
    2. Disconnect the A91 ECM connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A91-9 (CFDH) - A91-10 (CFDL) Cable disconnected from negative (-) auxiliary battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE ECM 

    Refer to REMOVAL [12/2022 - ]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (ECM - HYBRID MOTOR CONTROL INVERTER ASSEMBLY) 

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