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Terminals Of Ecu

NOTE: This section describes the standard CAN values for all CAN related components.
  1. JUNCTION CONNECTOR 
    1. The terminals on connectors for the CAN J/C.
      CONNECTOR TERMINAL REFERENCE

      Terminal Terminal symbol
      1 CANH
      2 CANL
      Fig 1: Identifying CAN J/C Connector Terminals
      G05281949Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. D-CAN J/C.

      Wiring color 

      WIRING COLOR REFERENCE

      D-CAN J/C connectors (A side, w earth terminal) Color (CAN-H Side) Color (CAN-L Side)
      DLC3 L LG
      ECM BR GR
      CAN main bus line (P-CAN J/C) GR BR
      Skid Control ECU (for 1UR-FSE) B W

      Wiring color 

      WIRING COLOR REFERENCE

      D-CAN J/C connectors (B side, w/o earth terminal) Color (CAN-H Side) Color (CAN-L Side)
      Steering angle sensor W R
      Seat belt control ECU L W
      Yaw Rate Sensor BR Y
      CAN main bus line (RR1-CAN J/C) GR BR
      Distance control ECU B W
      Fig 2: Identifying D-CAN J/C Connector
      G05301301Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      • The connectors connected to the CAN J/C can be distinguished by the colors of the bus lines and the connecting side of the connector.
      • The connectors can be connected to any terminals on the same side.
    3. P-CAN J/C.

      Wiring color 

      WIRING COLOR REFERENCE

      P-CAN J/C A Side (w/Earth Terminal) Color (CAN-H Side) Color (CAN-L Side)
      Clearance warning ECU (for 2GR-FSE) B W
      Skid control ECU (for 2GR-FSE) BR Y
      Steering control ECU (for 1UR-FSE) BR Y
      RR3-CAN J/C (for 4WD) GR BR

      Wiring color 

      WIRING COLOR REFERENCE

      P-CAN J/C B Side (w/o Earth Terminal) Color (CAN-H Side) Color (CAN-L Side)
      Absorber control ECU W R
      Network gateway ECU L W
      Power steering ECU BR Y
      CAN bus line (D-CAN J/C) GR BR
      Fig 3: Identifying P-CAN J/C Connector
      G05301302Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      • The connectors connected to the CAN J/C can be distinguished by the colors of the bus lines and the connecting side of the connector.
      • The connectors can be connected to any terminals on the same side.
    4. C-CAN J/C (for 1UR-FSE)

      Wiring color 

      WIRING COLOR REFERENCE

      C-CAN J/C connectors (B side w/o earth terminal) Color (CAN-H Side) Color (CAN-L Side)
      CAN main bus line (RR2-CAN J/C) BR GR
      Front active stabilizer control ECU W B
      Clearance warning ECU L Y

      HINT:

      • The connectors connected to the CAN J/C can be distinguished by the colors of the bus lines and the connecting side of the connector.
      • The connectors can be connected to any terminals on the same side.
        Fig 4: Identifying C-CAN J/C Connector
        G05301303Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. RR1 -CAN J/C (for 1UR-FSE)

      Wiring color 

      WIRING COLOR REFERENCE

      P-CAN J/C A side (w/ earth terminal) Color (CAN-H Side) Color (CAN-L Side)
      Gateway CAN ECU P O
      CAN main bus line (D-CAN J/C) L LG

      HINT:

      • The connectors connected to the CAN J/C can be distinguished by the colors of the bus lines and the connecting side of the connector.
      • The connectors can be connected to any terminals on the same side.
        Fig 5: Identifying RR1-CAN J/C Connector
        G05301304Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. RR2-CAN J/C (for 1UR-FSE)
      Fig 6: Identifying RR2-CAN J/C Connector
      G05812885Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      WIRING COLOR REFERENCE

      Junction Connector Wiring Color Connect to
      V38-1 (CANH) BR C-CAN J/C
      V38-4 (CANL) Y C-CAN J/C
      V38-3 (CA2H) V Gateway CAN ECU
      V38-6 (CA2L) P Gateway CAN ECU
      V38-2 (CANH) R Rear active stabilizer control ECU
      V38-5 (CANL) W Rear active stabilizer control ECU
    7. RR3-CAN J/C (for 4WD)

      Wiring color 

      WIRING COLOR REFERENCE

      P-CAN J/C A side (w/ earth terminal) Color (CAN-H Side) Color (CAN-L Side)
      4WD ECU W B
      CAN sub bus line (P-CAN J/C) L W

      HINT:

      • The connectors connected to the CAN J/C can be distinguished by the colors of the bus lines and the connecting side of the connector.
      • The connectors can be connected to any terminals on the same side.
        Fig 7: Identifying RR3-CAN J/C Connector
        G05812886Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Wiring diagram for identifying CAN J/C connectors.
      Fig 8: CAN J/C Connectors - Wiring Diagram (1 Of 3)
      G05812887Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Fig 9: CAN J/C Connectors - Wiring Diagram (2 Of 3)
      G05812888Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Fig 10: CAN J/C Connectors - Wiring Diagram (3 Of 3)
      G05812889Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. DLC3 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 11: Identifying DLC3 Connector
      G05301311Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      K16-6 (CANH) - K16-14 (CANL) L-LG Engine switch off 54 to 69 Ω
      K16-6 (CANH) - K16-4 (CG) L - W-B Engine switch off 200 Ω or more
      K16-14 (CANL) - K16-4 (CG) BR - W-B Engine switch off 200 Ω or more
      K16-6 (CANH) - K16-16 (BAT) GR-O Disconnect negative battery terminal 6 kΩ or more
      K16-14 (CANL) - K16-16 (BAT) BR-O Disconnect negative battery terminal 6 kΩ or more
  3. SKID CONTROL ECU (for 1UR-FSE) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 12: Identifying Skid Control ECU (1UR-FSE) Connector
      G05301312Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      A15-9 (CANH) - A15-22 (CANL) B-W Engine switch off 54 to 69 Ω
      A15-9 (CANH) - A15-1 (GND4) B - W-B Engine switch off 200 Ω or more
      A15-22 (CANL) - A15-1 (GND4) W - W-B Engine switch off 200 Ω or more
      A15-9 (CANH) - A15-2 (BS2) B-R-W Disconnect negative battery terminal 6 kΩ or more
      A15-22 (CANL) - A15-2 (BS2) W-R-W Disconnect negative battery terminal 6 kΩ or more
  4. SKID CONTROL ECU (for 2GR-FSE) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 13: Identifying Skid Control ECU (2UR-FSE) Connector
      G05812892Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      K93-8 (CANH) - K93-16 (CANL) B-W Engine switch off 54 to 69 Ω
      K93-8 (CANH) - A57-26 (GND1) B - W-B Engine switch off 200 Ω or more
      K93-25 (CANL) - A57-26 (GND1) W - W-B Engine switch off 200 Ω or more
      K93-8 (CANH) - K16-16 (BAT) B-O Disconnect negative battery terminal 6 kΩ or more
      K93-16 (CANL) - K16-16 (BAT) W-O Disconnect negative battery terminal 6 kΩ or more
  5. STEERING ANGLE SENSOR 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 14: Identifying Steering Angle Sensor Connector
      G05301314Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color (Electronically Controlled Brake System) Condition Specified Condition
      K19-10 (CANH) - K19-9 (CANL) W-R Engine switch off 54 to 69 Ω
      K19-10 (CANH) - K19-2 (ESS) W - W-B Engine switch off 200 Ω or more
      K19-9 (CANL) - K19-2 (ESS) R - W-B Engine switch off 200 Ω or more
      K19-10 (CANH) - K19-3 (BAT) W-LG Disconnect negative battery terminal 6 kΩ or more
      K19-9 (CANL) -K19-3 (BAT) R-LG Disconnect negative battery terminal 6 kΩ or more
  6. YAW RATE SENSOR 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 15: Identifying K35 Yaw Rate Sensor And K16 Dlc3 Connectors
      G05301315Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      K35-3 (CANH) - K35-2 (CANL) BR-Y Engine switch off 54 to 69 Ω
      K35-3 (CANH) - K35-1 (GND) BR - W-B Engine switch off 200 Ω or more
      K35-2 (CANL) - K35-1 (GND) Y - W-B Engine switch off 200 Ω or more
      K35-3 (CANH) - K16-16 (BAT) BR-O Disconnect negative battery terminal 6 kΩ or more
      K35-2 (CANL) - K16-16 (BAT) Y-O Disconnect negative battery terminal 6 kΩ or more
  7. DISTANCE CONTROL ECU (w/ Dynamic radar cruise control system) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 16: Identifying K13 Distance Control ECU And DLC3 Connectors
      G05301316Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      K13-8 (CANH) - K13-9 (CANL) B-W Engine switch off 54 to 69 Ω
      K13-8 (CANH) - K13-12 (GND) B-G Engine switch off 200 Ω or more
      K13-9 (CANL) - K13-12 (GND) W-G Engine switch off 200 Ω or more
      K13-8 (CANH) - K16-16 (BAT) B-O Disconnect negative battery terminal 6 kΩ or more
      K13-9 (CANL) - K16-16 (BAT) W-O Disconnect negative battery terminal 6 kΩ or more
  8. ECM (for 2GR-FSE) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 17: Identifying ECM (2GR-FSE) Connector
      G05301317Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      A6-25 (CANH) - A6-24 (CANL) B-W Engine switch off 54 to 69 Ω
      A6-25 (CANH) - A6-2 (EC) B - W-B Engine switch off 200 Ω or more
      A6-24 (CANL) - A6-2 (EC) W - W-B Engine switch off 200 Ω or more
      A6-25 (CANH) - A6-4 (BATT) B-L Disconnect negative battery terminal 6 kΩ or more
      A6-24 (CANL) - A6-4 (BATT) W-L Disconnect negative battery terminal 6 kΩ or more
  9. ECM(for 1UR-FSE) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 18: Identifying ECM (1GR-FSE) Connector
      G05812897Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      A7-14 (CANH) - A7-13 (CANL) B-W Engine switch off 54 to 69 Ω
      A7-14 (CANH) - E86-12 (E1) B - W-B Engine switch off 200 Ω or more
      A7-13 (CANL) - E86-12 (E1) W - W-B Engine switch off 200 Ω or more
      A7-14 (CANH) - A6-7 (BATT) B-L Disconnect negative battery terminal 6 kΩ or more
      A7-13 (CANL) - A6-7 (BATT) W-L Disconnect negative battery terminal 6 kΩ or more
  10. SEAT BELT CONTROL ECU (w/ Pre-collision system) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 19: Identifying Seat Belt Control ECU Connector
      G05812898Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      V43-1 (CANH) - V43-2 (CANL) B-W Engine switch off 54 to 69 Ω
      V43-1 (CANH) - V31-8 (PGND) B - W-B Engine switch off 200 Ω or more
      V43-2 (CANL) - V31-8 (PGND) W - W-B Engine switch off 200 Ω or more
      V43-1 (CANH) - V31-7 (+B) B-L Disconnect negative battery terminal 6 kΩ or more
      V43-2 (CANL) - V31-7 (+B) W-L Disconnect negative battery terminal 6 kΩ or more
  11. POWER STEERING ECU 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 20: Identifying Power Steering ECU Connector
      G05301319Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      A23-2 (CANH) - A23-3 (CANL) B-W Engine switch off 54 to 69 Ω
      A23-2 (CANH) - A23-5 (PGND) B-B Engine switch off 200 Ω or more
      A23-3 (CANL) - A23-5 (PGND) W-B Engine switch off 200 Ω or more
      A23-2 (CANH) - A23-9 (IG) B-B-Y Disconnect negative battery terminal 6 kΩ or more
      A23-3 (CANL) - A23-9 (IG) W-B-Y Disconnect negative battery terminal 6 kΩ or more
  12. STEERING CONTROL ECU (for 1UR-FSE) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 21: Identifying Steering Control ECU Connector
      G05301320Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      K70-9 (CANH) - K70-20 (CANL) BR-Y Engine switch off 54 to 69 Ω
      K70-9 (CANH) - A40-7 (PGND) BR - W-B Engine switch off 200 Ω or more
      K70-20 (CANL) - A40-7 (PGND) Y - W-B Engine switch off 200 Ω or more
      K70-9 (CANH) - A40-3 (IG) BR - B-Y Disconnect negative battery terminal 6 kΩ or more
      K70-20 (CANL) - A40-3 (IG) Y - B-Y Disconnect negative battery terminal 6 kΩ or more
  13. CLEARANCE WARNING ECU (w/ Intuitive parking assist system) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 22: Identifying Clearance Warning ECU Connector
      G05301321Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      A38-23 (R1) - A38-24 (R2) B-W Engine switch off 54 to 69 Ω
      A38-23 (R1) - A38-27 (E) B - W-B Engine switch off 200 Ω or more
      A38-24 (R2) - A38-27 (E) W - W-B Engine switch off 200 Ω or more
      A38-23 (R1) - A38-8(IG) B - G-Y Disconnect negative battery terminal 6 kΩ or more
      A38-24 (R2) - A38-8 (IG) W - G-Y Disconnect negative battery terminal 6 MΩ or more
  14. NETWORK GATEWAY ECU 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 23: Identifying K66 Network Gateway ECU Connector
      G05301322Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      K66-17 (CA1H) - K66-18 (CA1L) L-W Engine switch off 54 to 69 Ω
      K66-17 (CA1H) - K66-24 (GND) L - W-B Engine switch off 200 Ω or more
      K66-18 (CA1L) - K66-24 (GND) W - W-B Engine switch off 200 Ω or more
      K66-17 (CA1H) - K66-10 (BATT) L-G Disconnect negative battery terminal 6 kΩ or more
      K66-18 (CA1L) - K66-10 (BATT) W-G Disconnect negative battery terminal 6 kΩ or more
  15. ABSORBER CONTROL ECU (for 1UR-FSE or 2GR-FSE, w/ Adaptive variable suspension system) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 24: Identifying K72 Absorber Control ECU And K16 DLC3 Connector
      G05301323Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      K72-7 (CANH) - K72-8 (CANL) W-R Engine switch off 54 to 69 Ω
      K72-7 (CANH) - K72-4 (GND) W - W-B Engine switch off 200 Ω or more
      K72-8 (CANL) - K72-4 (GND) R - W-B Engine switch off 200 Ω or more
      K72-7 (CANH) - K16-16 (BAT) W-O Disconnect negative battery terminal 6 kΩ or more
      K72-8 (CANL) - K16-16 (BAT) R-O Disconnect negative battery terminal 6 kΩ or more
  16. 4WD ECU (for 4WD) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 25: Identifying 4WD ECU Connector
      G05812904Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      U52-1 (CANH) - U52-14 (CANL) W-B Engine switch off 54 to 69 Ω
      U52-1 (CANH) - U52-30 (GND) W - W-B Engine switch off 200 Ω or more
      U52-14 (CANL) - U52-30 (GND) B - W-B Engine switch off 200 Ω or more
      U52-1 (CANH) - U52-9 (IG1) W-B Disconnect negative battery terminal 6 kΩ or more
      U52-14 (CANL) - U52-9 (IG1) B-B Disconnect negative battery terminal 6 kΩ or more
  17. GATEWAY CAN ECU (for 1UR-FSE, w/ Active stabilizer suspension system or w/ Intuitive parking assist system) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 26: Identifying Gateway CAN ECU Connector
      G05301325Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      V39-16 (CA1H) - V39-15 (CA1L) P-O Engine switch off 54 to 69 Ω
      V39-16 (CA1H) - V39-4 (GND) P - W-B Engine switch off 200 Ω or more
      V39-15 (CA1L) - V39-4 (GND) O - W-B Engine switch off 200 Ω or more
      V39-16 (CA1H) - V39-2 (BATT) P-G Disconnect negative battery terminal 6 kΩ or more
      V39-15 (CA1L) - V39-2 (BATT) O-G Disconnect negative battery terminal 6 kΩ or more
      V39-13 (CA2H) - V39-12 (CA2L) P-V Engine switch off 108 to 132 Ω
      V39-13 (CA2H) - V39-4 (GND) P - W-B Engine switch off 200 Ω or more
      V39-12 (CA2L) - V39-4 (GND) V - W-B Engine switch off 200 Ω or more
      V39-13 (CA2H) - V39-2 (BATT) P-G Disconnect negative battery terminal 6 kΩ or more
      V39-12 (CA2L) - V39-2 (BATT) V-G Disconnect negative battery terminal 6 kΩ or more
  18. FRONT ACTIVE STABILIZER CONTROL ECU (for 1UR-FSE, w/ Active Stabilizer Suspension System) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 27: Identifying A49 Front Active Stabilizer Control ECU And K16 DLC3 Connector
      G05301326Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      A49-2 (CANH) - A49-3 (CANL) B-W Engine switch off 54 to 69 Ω
      A49-2 (CANH) - A49-5 (PGND) B-B Engine switch off 200 Ω or more
      A49-3 (CANL) - A49-5 (PGND) W-B Engine switch off 200 Ω or more
      A49-2 (CANH) - K16-16 (BAT) B-O Disconnect negative battery terminal 6 kΩ or more
      A49-3 (CANL) - K16-16 (BAT) W-O Disconnect negative battery terminal 6 kΩ or more
  19. REAR ACTIVE STABILIZER CONTROL ECU (for 1UR-FSE, w/ Active Stabilizer Suspension System) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 28: Identifying E1 Rear Active Stabilizer Control ECU And K16 DLC3 Connector
      G05301327Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE SPECIFICATION

      Terminals Wiring Color Condition Specified Condition
      e1-2 (CANH) - e1-3 (CANL) B-W Engine switch off 54 to 69 Ω
      e1-2 (CANH) - e1-5 (PGND) B-W Engine switch off 200 Ω or more
      e1-3 (CANL) - e1-5 (PGND) W-W Engine switch off 200 Ω or more
      e1-2 (CANH) - K16-16 (BAT) B-O Disconnect negative battery terminal 6 kΩ or more
      e1-3 (CANL) - K16-16 (BAT) W-O Disconnect negative battery terminal 6 kΩ or more
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