DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Can Communication System (Except HV) - Circuit Tests (3 Of 8) >> CAN COMMUNICATION SYSTEM (for Gasoline Model) >> Check Bus 1 Line [12/2019 - 10/2022] >> Procedure

Check Bus 1 Line [12/2019 - 10/2022]: Procedure

  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.
      GTY905215Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      H59-23 (CA1H) - H59-8 (CA1L) Cable disconnected from negative (-) battery terminal Below 70 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  71

    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.
      GTY905215Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      H59-23 (CA1H) - H59-8 (CA1L) Cable disconnected from negative (-) battery terminal 54 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  49

    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.
      GTY937720Courtesy 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
      H59-23 (CA1H) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H59-8 (CA1L) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  27

    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.
      GTY890611Courtesy 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
      H59-23 (CA1H) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H59-8 (CA1L) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    See step  5

  5. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - NO. 10 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the H93 No. 5 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY942757Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to No. 10 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-4 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-10 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  18

    Result: 

    OK 

    See step  6

  6. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-1 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-7 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  13

    Result: 

    OK 

    See step  7

  7. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913339Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Forward Recognition Camera

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-3 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-9 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  14

    Result: 

    OK 

    See step  8

  8. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Millimeter Wave Radar Sensor Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-2 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-8 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  15

    Result: 

    OK 

    See step  9

  9. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Panoramic View Monitor System A
      w/o Panoramic View Monitor System B

    Result: 

    See step  11

    Result: 

    See step  10

  10. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913337Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Parking Assist ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-6 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-12 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  16

    Result: 

    OK 

    See step  11

  11. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Intuitive Parking Assist System A
      w/o Intuitive Parking Assist System B

    Result: 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    See step  12

  12. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913338Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Clearance Warning ECU Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-5 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-11 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  17

  13. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the H59 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-1 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-7 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  14. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 
    1. Disconnect the R5 forward recognition camera connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913339Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Forward Recognition Camera

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-3 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-9 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE FORWARD RECOGNITION CAMERA 

    Refer to REMOVAL [12/2019 - 09/2020] , or refer to REMOVAL [09/2020 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 

  15. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 
    1. Disconnect the B6 millimeter wave radar sensor assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Millimeter Wave Radar Sensor Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-2 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-8 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY 

    Refer to REMOVAL [12/2019 - 09/2020] , or refer to REMOVAL [09/2020 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 

  16. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 
    1. Disconnect the H20 parking assist ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913337Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Parking Assist ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-6 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-12 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE PARKING ASSIST ECU 

    Refer to REMOVAL [12/2019 - 10/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 

  17. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 
    1. Disconnect the H46 clearance warning ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913338Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Clearance Warning ECU Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-5 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      H93-11 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CLEARANCE WARNING ECU ASSEMBLY 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 

  18. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the M97 No. 10 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY942756Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 5 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-6 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      M97-12 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  19

  19. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Blind Spot Monitor System A
      w/o Blind Spot Monitor System B

    Result: 

    See step  21

    Result: 

    See step  20

  20. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913336Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Blind Spot Monitor Sensor LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-3 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      M97-9 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  24

    Result: 

    OK 

    See step  21

  21. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Parking Assist Monitor System or Panoramic View Monitor System A
      w/o Parking Assist Monitor System or Panoramic View Monitor System B

    Result: 

    See step  23

    Result: 

    See step  22

  22. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913334Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Rear Television Camera Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-5 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      M97-11 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  25

    Result: 

    OK 

    See step  23

  23. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913362Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 1 CAN Junction Terminal

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-4 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      M97-10 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 10 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  26

  24. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 
    1. Disconnect the M43 blind spot monitor sensor LH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913336Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Blind Spot Monitor Sensor LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-3 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      M97-9 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE BLIND SPOT MONITOR SENSOR LH 

    Refer to REMOVAL [12/2019 - 10/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 

  25. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 
    1. Disconnect the W15 rear television camera assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913334Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Rear Television Camera Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-5 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      M97-11 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE REAR TELEVISION CAMERA ASSEMBLY 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 

  26. CHECK FOR SHORT TO GND IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 
    1. Disconnect the M89 No. 1 CAN Junction Terminal connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913362Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 1 CAN Junction Terminal

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-4 (CANH) - H56-4 (CG) Cable disconnected from negative (-) battery terminal 200 Ω or higher
      M97-10 (CANL) - H56-4 (CG)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 1 CAN JUNCTION TERMINAL 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 

  27. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - NO. 10 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the H93 No. 5 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY942762Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to No. 10 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-4 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-10 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  40

    Result: 

    OK 

    See step  28

  28. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913360Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-1 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-7 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  35

    Result: 

    OK 

    See step  29

  29. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913361Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Forward Recognition Camera

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-3 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-9 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  36

    Result: 

    OK 

    See step  30

  30. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913358Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Millimeter Wave Radar Sensor Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-2 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-8 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  37

    Result: 

    OK 

    See step  31

  31. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Panoramic View Monitor System A
      w/o Panoramic View Monitor System B

    Result: 

    See step  33

    Result: 

    See step  32

  32. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Parking Assist ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-6 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-12 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  38

    Result: 

    OK 

    See step  33

  33. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Intuitive Parking Assist System A
      w/o Intuitive Parking Assist System B

    Result: 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    See step  34

  34. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913355Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Clearance Warning ECU Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-5 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-11 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  39

  35. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the H59 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913360Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-1 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-7 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  36. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 
    1. Disconnect the R5 forward recognition camera connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913361Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Forward Recognition Camera

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-3 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-9 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE FORWARD RECOGNITION CAMERA 

    Refer to REMOVAL [12/2019 - 09/2020] , or refer to REMOVAL [09/2020 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 

  37. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 
    1. Disconnect the B6 millimeter wave radar sensor assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913358Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Millimeter Wave Radar Sensor Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-2 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-8 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY 

    Refer to REMOVAL [12/2019 - 09/2020] , or refer to REMOVAL [09/2020 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 

  38. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 
    1. Disconnect the H20 parking assist ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Parking Assist ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-6 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-12 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE PARKING ASSIST ECU 

    Refer to REMOVAL [12/2019 - 10/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 

  39. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 
    1. Disconnect the H46 clearance warning ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913355Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Clearance Warning ECU Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-5 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      H93-11 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CLEARANCE WARNING ECU ASSEMBLY 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 

  40. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the M97 No. 10 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913357Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 5 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-6 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      M97-12 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  41

  41. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Blind Spot Monitor System A
      w/o Blind Spot Monitor System B

    Result: 

    See step  43

    Result: 

    See step  42

  42. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Blind Spot Monitor Sensor LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-3 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      M97-9 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  46

    Result: 

    OK 

    See step  43

  43. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Parking Assist Monitor System or Panoramic View Monitor System A
      w/o Parking Assist Monitor System or Panoramic View Monitor System B

    Result: 

    See step  45

    Result: 

    See step  44

  44. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY942760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Rear Television Camera Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-5 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      M97-11 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  47

    Result: 

    OK 

    See step  45

  45. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY913312Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 1 CAN Junction Terminal

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-4 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      M97-10 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 10 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  48

  46. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 
    1. Disconnect the M43 blind spot monitor sensor LH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Blind Spot Monitor Sensor LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-3 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      M97-9 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE BLIND SPOT MONITOR SENSOR LH 

    Refer to REMOVAL [12/2019 - 10/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 

  47. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 
    1. Disconnect the W15 rear television camera assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY942760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Rear Television Camera Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-5 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      M97-11 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE REAR TELEVISION CAMERA ASSEMBLY 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 

  48. CHECK FOR SHORT TO +B IN CAN BUS LINE (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 
    1. Disconnect the M89 No. 1 CAN Junction Terminal connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY913312Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 DLC3 - -
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 1 CAN Junction Terminal

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-4 (CANH) - H56-16 (BAT) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      M97-10 (CANL) - H56-16 (BAT)

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 1 CAN JUNCTION TERMINAL 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 

  49. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - NO. 10 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the H93 No. 5 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894957Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to No. 10 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-4 (CANH) - H93-10 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  62

    Result: 

    OK 

    See step  50

  50. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-1 (CANH) - H93-7 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  57

    Result: 

    OK 

    See step  51

  51. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894966Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Forward Recognition Camera

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-3 (CANH) - H93-9 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  58

    Result: 

    OK 

    See step  52

  52. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY938683Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Millimeter Wave Radar Sensor Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-2 (CANH) - H93-8 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  59

    Result: 

    OK 

    See step  53

  53. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Panoramic View Monitor System A
      w/o Panoramic View Monitor System B

    Result: 

    See step  55

    Result: 

    See step  54

  54. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894967Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Parking Assist ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-6 (CANH) - H93-12 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  60

    Result: 

    OK 

    See step  55

  55. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Intuitive Parking Assist System A
      w/o Intuitive Parking Assist System B

    Result: 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    See step  56

  56. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894962Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Clearance Warning ECU Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-5 (CANH) - H93-11 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  61

  57. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the H59 central gateway ECU (network gateway ECU) connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-1 (CANH) - H93-7 (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 [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 

  58. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 
    1. Disconnect the R5 forward recognition camera connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894966Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Forward Recognition Camera

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-3 (CANH) - H93-9 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE FORWARD RECOGNITION CAMERA 

    Refer to REMOVAL [12/2019 - 09/2020] , or refer to REMOVAL [09/2020 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - FORWARD RECOGNITION CAMERA) 

  59. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 
    1. Disconnect the B6 millimeter wave radar sensor assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY938683Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Millimeter Wave Radar Sensor Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-2 (CANH) - H93-8 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY 

    Refer to REMOVAL [12/2019 - 09/2020] , or refer to REMOVAL [09/2020 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - MILLIMETER WAVE RADAR SENSOR ASSEMBLY) 

  60. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 
    1. Disconnect the H20 parking assist ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894967Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Parking Assist ECU

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-6 (CANH) - H93-12 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE PARKING ASSIST ECU 

    Refer to REMOVAL [12/2019 - 10/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - PARKING ASSIST ECU) 

  61. CHECK FOR SHORT IN CAN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 
    1. Disconnect the H46 clearance warning ECU assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894962Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Clearance Warning ECU Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-5 (CANH) - H93-11 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CLEARANCE WARNING ECU ASSEMBLY 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CLEARANCE WARNING ECU ASSEMBLY) 

  62. CHECK FOR SHORT IN CAN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Disconnect the M97 No. 10 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY938681Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 5 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-6 (CANH) - M97-12 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  63

  63. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Blind Spot Monitor System A
      w/o Blind Spot Monitor System B

    Result: 

    See step  65

    Result: 

    See step  64

  64. CHECK FOR SHORT IN CAN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894961Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Blind Spot Monitor Sensor LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-3 (CANH) - M97-9 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  68

    Result: 

    OK 

    See step  65

  65. CHECK VEHICLE TYPE 
    1. Check vehicle type.

      Result

      Result Proceed to
      w/ Parking Assist Monitor System or Panoramic View Monitor System A
      w/o Parking Assist Monitor System or Panoramic View Monitor System B

    Result: 

    See step  67

    Result: 

    See step  66

  66. CHECK FOR SHORT IN CAN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894965Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Rear Television Camera Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-5 (CANH) - M97-11 (CANL) Cable disconnected from negative (-) battery terminal 200 Ω or higher

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  69

    Result: 

    OK 

    See step  67

  67. CHECK FOR SHORT IN CAN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894964Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 1 CAN Junction Terminal

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-4 (CANH) - M97-10 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 10 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  70

  68. CHECK FOR SHORT IN CAN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 
    1. Disconnect the M43 blind spot monitor sensor LH connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894961Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Blind Spot Monitor Sensor LH

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-3 (CANH) - M97-9 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE BLIND SPOT MONITOR SENSOR LH 

    Refer to REMOVAL [12/2019 - 10/2022]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - BLIND SPOT MONITOR SENSOR LH) 

  69. CHECK FOR SHORT IN CAN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 
    1. Disconnect the W15 rear television camera assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894965Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to Rear Television Camera Assembly

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-5 (CANH) - M97-11 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE REAR TELEVISION CAMERA ASSEMBLY 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - REAR TELEVISION CAMERA ASSEMBLY) 

  70. CHECK FOR SHORT IN CAN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 
    1. Disconnect the M89 No. 1 CAN Junction Terminal connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894964Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 1 CAN Junction Terminal

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-4 (CANH) - M97-10 (CANL) Cable disconnected from negative (-) battery terminal 1 MΩ or higher

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 1 CAN JUNCTION TERMINAL 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 

  71. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)) 
    1. Disconnect the H93 No. 5 global CAN junction connector.
    2. Measure the resistance according to the value(s) in the table below.
      GTY894943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to Central Gateway ECU (Network Gateway ECU)

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-1 (CANH) - H93-7 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    NG 

    See step  73

    Result: 

    OK 

    See step  72

  72. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 5 GLOBAL CAN JUNCTION CONNECTOR - NO. 10 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894957Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 5 Global CAN Junction Connector)
      *b to No. 10 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      H93-4 (CANH) - H93-10 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 5 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  74

  73. CHECK FOR OPEN IN CAN MAIN BUS LINES (CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the H93 No. 5 global CAN junction connector.
    2. Disconnect the H59 central gateway ECU (network gateway ECU) connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY844364Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Central Gateway ECU (Network Gateway ECU))

      Standard Resistance

      Tester Connection Condition Specified Condition
      H59-23 (CA1H) - H59-8 (CA1L) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) 

    Refer to REMOVAL [12/2019 - 11/2023]

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

  74. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the H93 No. 5 global CAN junction connector.
    2. Disconnect the M97 No. 10 global CAN junction connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY938681Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 5 Global CAN Junction Connector

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-6 (CANH) - M97-12 (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. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 5 GLOBAL CAN JUNCTION CONNECTOR) 

    Result: 

    OK 

    See step  75

  75. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 10 GLOBAL CAN JUNCTION CONNECTOR - NO. 1 CAN JUNCTION TERMINAL) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY894958Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 10 Global CAN Junction Connector)
      *b to No. 1 CAN Junction Terminal

      Standard Resistance

      Tester Connection Condition Specified Condition
      M97-4 (CANH) - M97-10 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 10 GLOBAL CAN JUNCTION CONNECTOR 

    Result: 

    NG 

    See step  76

  76. CHECK FOR OPEN IN CAN MAIN BUS LINES (NO. 1 CAN JUNCTION TERMINAL - NO. 10 GLOBAL CAN JUNCTION CONNECTOR) 
    1. Reconnect the M97 No. 10 global CAN junction connector.
    2. Disconnect the M89 No. 1 CAN junction terminal connector.
    3. Measure the resistance according to the value(s) in the table below.
      GTY882515Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to No. 1 CAN Junction Terminal)

      Standard Resistance

      Tester Connection Condition Specified Condition
      M89-3 (CANH) - M89-2 (CANL) Cable disconnected from negative (-) battery terminal 108 to 132 Ω

      Result

      Result
      OK
      NG

    Result: 

    OK 

    REPLACE NO. 1 CAN JUNCTION TERMINAL 

    Result: 

    NG 

    REPAIR OR REPLACE CAN MAIN BUS LINES OR CONNECTOR (NO. 1 CAN JUNCTION TERMINAL - NO. 10 GLOBAL CAN JUNCTION CONNECTOR)