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Check Bus 4 Line [10/2022 - ]: Procedure

WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. 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.
      GTY1129433Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      C64-24 (CA2H) - C64-23 (CA2L) Cable disconnected from negative (-) 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.
      GTY1129433Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      C64-24 (CA2H) - C64-23 (CA2L) Cable disconnected from negative (-) 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.
      GTY1122678Courtesy 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
      C64-24 (CA2H) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      C64-23 (CA2L) - C58-16 (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.
      GTY1128408Courtesy 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
      C64-24 (CA2H) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      C64-23 (CA2L) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    See step  5

  5. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the C93 No. 6 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-1 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      C93-5 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  9

    Result: 

    OK 

    See step  6

  6. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - NO. 2 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-3 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      C93-7 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  12

    Result: 

    OK 

    See step  7

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

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-2 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      C93-6 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  10

    Result: 

    OK 

    See step  8

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

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-4 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      C93-8 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 6 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  11

  9. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the C64 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
      C93-1 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      C93-5 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  10. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - BRAKE ACTUATOR ASSEMBLY) 
    1. Disconnect the A31 brake actuator assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-2 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      C93-6 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE BRAKE ACTUATOR ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - BRAKE ACTUATOR ASSEMBLY) 

  11. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - AIRBAG ECU ASSEMBLY) 
    1. Disconnect the C63 airbag ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-4 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      C93-8 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIRBAG ECU ASSEMBLY. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - AIRBAG ECU ASSEMBLY) 

  12. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the A76 No. 2 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-2 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      A76-6 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  13

  13. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-4 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      A76-8 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  15

    Result: 

    OK 

    See step  14

  14. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-1 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      A76-5 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 2 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  16

  15. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 
    1. Disconnect the B37 rack and pinion power steering gear assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-4 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      A76-8 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE RACK AND PINION POWER STEERING GEAR ASSEMBLY. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 

  16. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 
    1. Disconnect the C61 steering sensor connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-1 (CANH) - C58-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      A76-5 (CANL) - C58-4 (CG)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE STEERING SENSOR. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 

  17. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the C93 No. 6 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-1 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      C93-5 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  21

    Result: 

    OK 

    See step  18

  18. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - NO. 2 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-3 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      C93-7 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  24

    Result: 

    OK 

    See step  19

  19. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - BRAKE ACTUATOR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-2 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      C93-6 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  22

    Result: 

    OK 

    See step  20

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

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-4 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      C93-8 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 6 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  23

  21. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the C64 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
      C93-1 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      C93-5 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  22. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - BRAKE ACTUATOR ASSEMBLY) 
    1. Disconnect the A31 brake actuator assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-2 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      C93-6 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE BRAKE ACTUATOR ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - BRAKE ACTUATOR ASSEMBLY) 

  23. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - AIRBAG ECU ASSEMBLY) 
    1. Disconnect the C63 airbag ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-4 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      C93-8 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIRBAG ECU ASSEMBLY. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - AIRBAG ECU ASSEMBLY) 

  24. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the A76 No. 2 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-2 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      A76-6 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  25

  25. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-4 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      A76-8 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  27

    Result: 

    OK 

    See step  26

  26. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-1 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      A76-5 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 2 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  28

  27. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 
    1. Disconnect the B37 rack and pinion power steering gear assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-4 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      A76-8 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE RACK AND PINION POWER STEERING GEAR ASSEMBLY. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 

  28. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 
    1. Disconnect the C61 steering sensor connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-1 (CANH) - C58-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      A76-5 (CANL) - C58-16 (BAT)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE STEERING SENSOR. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 

  29. CHECK FOR SHORT IN CAN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the C93 No. 6 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-1 (CANH) - C93-5 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  33

    Result: 

    OK 

    See step  30

  30. CHECK FOR SHORT IN CAN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - NO. 2 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-3 (CANH) - C93-7 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  36

    Result: 

    OK 

    See step  31

  31. CHECK FOR SHORT IN CAN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - BRAKE ACTUATOR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-2 (CANH) - C93-6 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  34

    Result: 

    OK 

    See step  32

  32. CHECK FOR SHORT IN CAN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - AIRBAG ECU ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-4 (CANH) - C93-8 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 6 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  35

  33. CHECK FOR SHORT IN CAN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the C64 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
      C93-1 (CANH) - C93-5 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  34. CHECK FOR SHORT IN CAN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - BRAKE ACTUATOR ASSEMBLY) 
    1. Disconnect the A31 brake actuator assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-2 (CANH) - C93-6 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE BRAKE ACTUATOR ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - BRAKE ACTUATOR ASSEMBLY) 

  35. CHECK FOR SHORT IN CAN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - AIRBAG ECU ASSEMBLY) 
    1. Disconnect the C63 airbag ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-4 (CANH) - C93-8 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE AIRBAG ECU ASSEMBLY. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - AIRBAG ECU ASSEMBLY) 

  36. CHECK FOR SHORT IN CAN BUS LINES (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the C93 No. 6 global CAN junction connector.
    2. Disconnect the A76 No. 2 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-2 (CANH) - A76-6 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  37

  37. CHECK FOR SHORT IN CAN BUS LINES (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-4 (CANH) - A76-8 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  39

    Result: 

    OK 

    See step  38

  38. CHECK FOR SHORT IN CAN BUS LINES (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-1 (CANH) - A76-5 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 2 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  40

  39. CHECK FOR SHORT IN CAN BUS LINES (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 
    1. Disconnect the B37 rack and pinion power steering gear assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-4 (CANH) - A76-8 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE RACK AND PINION POWER STEERING GEAR ASSEMBLY. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 

  40. CHECK FOR SHORT IN CAN BUS LINES (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 
    1. Disconnect the C61 steering sensor connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-1 (CANH) - A76-5 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE STEERING SENSOR. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - STEERING SENSOR) 

  41. CHECK FOR OPEN IN CAN MAIN BUS LINES (CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the C64 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
      C64-24 (CA2H) - C64-23 (CA2L) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    See step  42

  42. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Reconnect the C64 central gateway ECU (network gateway ECU) connector.
    2. Disconnect the C93 No. 6 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-1 (CANH) - C93-5 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

    Result: 

    OK 

    See step  43

  43. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 6 GLOBAL CAN JUNCTION CONNECTOR - NO. 2 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C93-3 (CANH) - C93-7 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 6 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  44

  44. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the C93 No. 6 global CAN junction connector.
    2. Disconnect the A76 No. 2 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-2 (CANH) - A76-6 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - NO. 6 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  45

  45. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 2 GLOBAL CAN JUNCTION CONNECTOR - RACK AND PINION POWER STEERING GEAR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      A76-4 (CANH) - A76-8 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 2 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  46

  46. CHECK FOR OPEN IN CAN MAIN BUS LINES (RACK AND PINION POWER STEERING GEAR ASSEMBLY) 
    1. Reconnect the A76 No. 2 global CAN junction connector.
    2. Disconnect the B37 rack and pinion power steering gear assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      B37-10 (CANH) - B37-11 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE RACK AND PINION POWER STEERING GEAR ASSEMBLY. Refer to  REMOVAL [10/2022 - 08/2023]  , or refer to  REMOVAL [08/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (RACK AND PINION POWER STEERING GEAR ASSEMBLY - NO. 2 GLOBAL CAN JUNCTION CONNECTOR) 

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