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Terminals Of Ecu

WARNING: This page is about a different car, the 2007 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.
  1. JUNCTION CONNECTOR (NO. 1 CAN J/C, NO. 2 CAN J/C) 
    1. No. 1 CAN J/C (For Coupe)
      Fig 1: Identifying Junction Connector No. 1 CAN J/C (For Coupe)
      G05132951Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NO. 1 CAN J/C (FOR COUPE)

      CAN J/C connectors ("A" side, with earth terminal) Connector Color Wire Color (CAN-H) Wire Color (CAN-L)
      CAN Main Bus Wire (J22) White R W
      DLC3 (J5) White Y L
      ECM (E44) White R L
      Yaw Rate Sensor(1) (J9) White P L
      Steering Angle Sensor(1) (J8) White G R
      (1) with VSC
    2. No. 1 CAN J/C (For Convertible)
      Fig 2: Identifying Junction Connector No. 1 CAN J/C (For Convertible)
      G05132952Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NO. 1 CAN J/C (FOR CONVERTIBLE) (1 OF 2)

      CAN J/C connectors ("A" side, with earth terminal) Connector Color Wire Color (CAN-H) Wire Color (CAN-L)
      CAN Main Bus Wire (J22) White R W
      DLC3 (J5) White Y L
      ECM (E44) White R L
      NO. 1 CAN J/C (FOR CONVERTIBLE) (2 OF 2)

      CAN J/C connectors ("B" side, Without earth terminal) Connector Color Wire Color (CAN-H) Wire Color (CAN-L)
      Steering Angle Sensor(1) (J8) White G R
      Yaw Rate Sensor(1) (J9) White P L
      (1) with VSC
    3. No. 2 CAN J/C
      Fig 3: Identifying No.2 CAN J/C Wiring Harness Connector Terminals
      G05132953Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NO. 2 CAN J/C

      Terminals Wiring Color Connects to
      J18-1 (CANH) P Skid Control ECU(1) (CANH)
      J18-4 (CANL) V Skid Control ECU(1) (CANL)
      J18-2 (CANH) B Combination Meter (CANH)
      J18-3 (CANL) W Combination Meter (CANL)
      (1) with VSC
    4. The connection diagram of the components which are connected to the CAN J/C
      Fig 4: CAN J/C Connection Diagram
      G05132954Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. DLC3 
    1. Check DLC3.
      1. Turn the ignition switch off.
      2. Measure the resistance according to the value(s) in the table below.
        Fig 5: Identifying DLC3 Connector Terminals
        G05132955Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        DLC3 STANDARD RESISTANCE SPECIFICATIONS

        Terminals Check Item Condition Specified Value
        D3-6 (CANH) - D3-14 (CANL) Resistance Ignition switch off 54 to 69 Ω
        D3-6 (CANH) - D3-16 (BAT) Resistance Ignition switch off 6 kΩ or higher
        D3-14 (CANL) - D3-16 (BAT) Resistance Ignition switch off 6 kΩ or higher
        D3-6 (CANH) - D3-4 (CG) Resistance Ignition switch off 200 Ω or higher
        D3-14 (CANL) - D3-4 (CG) Resistance Ignition switch off 200 Ω or higher
  3. SKID CONTROL ECU 
    1. Check the skid control ECU.
      1. Turn the ignition switch off.
      2. Disconnect the connector (S1) from the skid control ECU.
      3. Measure the resistance according to the value(s) in the table below.
        Fig 6: Identifying Skid Control ECU Connector Terminal
        G05244364Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        SKID CONTROL ECU STANDARD RESISTANCE SPECIFICATIONS

        Terminals Check Item Condition Specified Value
        11 (CANH) - 25 (CANL) Resistance Ignition switch off 54 to 69 Ω
        11 (CANH) - 32 (GND1) Resistance Ignition switch off 200 Ω or higher
        25 (CANL) - 32 (GND1) Resistance Ignition switch off 200 Ω or higher
        11 (CANH) - 31 (+BS) Resistance Ignition switch off 6 kΩ or higher
        25 (CANL) - 31 (+BS) Resistance Ignition switch off 6 kΩ or higher
    2. Check the skid control ECU harness side connector (S1).
      1. Turn the ignition switch off.
      2. Disconnect the connector (S1) from the skid control ECU.
      3. Measure the resistance according to the value(s) in the table below.
        Fig 7: Identifying Skid Control ECU Harness Side Connector (S1)
        G05196525Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        SKID CONTROL ECU HARNESS SIDE CONNECTOR (S1)

        Terminals Wiring Color Check Item Condition Specified Value
        S1-11 (CANH) - S1-25 (CANL) B-W Resistance Ignition switch off 54 to 69 Ω
        S1-11 (CANH) - S1-32 (GND1) B - W-B Resistance Ignition switch off 200 Ω or higher
        S1-25 (CANL) - S1-32 (GND1) W - W-B Resistance Ignition switch off 200 Ω or higher
        S1-11 (CANH) - S1-31 (+BS) B-W Resistance Ignition switch off 6 kΩ or higher
        S1-25 (CANL) - S1-31 (+BS) W-W Resistance Ignition switch off 6 kΩ or higher
  4. STEERING SENSOR 
    1. Check the harness side connector (S9) of the steering sensor.
      1. Turn the ignition switch off.
      2. Disconnect the connector (S9) from the steering sensor.
      3. Measure the resistance according to the value(s) in the table below.
        Fig 8: Identifying Steering Angle Sensor Connector Terminals
        G05132958Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        STEERING SENSOR

        Terminals Wiring Color Check Item Condition Specified Value
        S9-10 (CANH) - S9-9 (CANL) G-R Resistance Ignition switch off 54 to 69 Ω
        S9-10 (CANH) - S9-2 (ESS) G - W-B Resistance Ignition switch off 200 Ω or higher
        S9-9 (CANL) - S9-2 (ESS) R - W-B Resistance Ignition switch off 200 Ω or higher
        S9-10 (CANH) - S9-3 (BAT) G - W-R Resistance Ignition switch off 6 kΩ or higher
        S9-9 (CANL) - S9-3 (BAT) R - W-R Resistance Ignition switch off 6 kΩ or higher
  5. YAW RATE SENSOR 
    1. Check the yaw rate sensor harness side connector (Y1).
      1. Turn the ignition switch off.
      2. Disconnect the connector (Y1) from the yaw rate sensor.
      3. Measure the resistance according to the value(s) in the table below.
        Fig 9: Identifying Yaw Rate Sensor Harness Side Connector (Y1)
        G05132959Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        YAW RATE SENSOR

        Terminals Wiring Color Check Item Condition Specified Value
        Y1-3 (CANH) - Y1-2 (CANL) B-W Resistance Ignition switch off 54 to 69 Ω
        Y1-3 (CANH) - Y1-1 (GND) B - W-B Resistance Ignition switch off 200 Ω or higher
        Y1-2 (CANL)-Y1-1 (GND) W - W-B Resistance Ignition switch off 200 Ω or higher
        Y1-3 (CANH) - D3-16 (BAT) B-B Resistance Ignition switch off 6 kΩ or higher
        Y1-2 (CANL) - D3-16 (BAT)  
        W-B        		 Resistance Ignition switch off 6 kΩ or higher
  6. ECM 
    1. 2AZ-FE
      1. Disconnect the connectors from the ECM.
      2. Measure the resistance according to the value(s) in the table below.
        Fig 10: Identifying ECM Connector Terminals
        G05132960Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        ECM (2AZ-FE) (1 OF 2)

        Terminals Condition Specified Value
        E5-33 (CANH) - E5-34 (CANL) Ignition switch off 108 to 132 Ω
      3. Measure the resistance according to the value(s) in the table below.
        Fig 11: Identifying E8,E5 And E4 Connector Terminals
        G05132961Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        ECM (2AZ-FE) (2 OF 2)

        Terminals Condition Specified Value
        E5-33 (CANH) - E5-34 (CANL) Ignition switch off 108 to 132 Ω
        E5-33 (CANH) - E8-7 (E01) Ignition switch off 200 Ω or higher
        E5-34 (CANL) - E8-7 (E01) Ignition switch off 200 Ω or higher
        E5-33 (CANH) - E4-1 (+B) Ignition switch off 6 kΩ or higher
        E5-34 (CANL) - E4-1 (+B) Ignition switch off 6 kΩ or higher
        E5-33 (CANH) - E4-2 (+B2) Ignition switch off 6 kΩ or higher
        E5-34 (CANL) - E4-2 (+B2) Ignition switch off 6 kΩ or higher
    2. 3MZ-FE
      1. Disconnect the connectors from the ECM.
      2. Measure the resistance according to the value(s) in the table below.
        Fig 12: Identifying E8,E5 And E4 Connector Terminals
        G05132962Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        ECM (3MZ-FE) (1 OF 2)

        Terminals Condition Specified Value
        E5-33 (CANH) - ES-34 (CANL) Ignition switch off 108 to 132 Ω
      3. Measure the resistance according to the value(s) in the table below.
        Fig 13: Identifying E8,E5 And E4 Connector Terminals (Wire Harness Side)
        G05132963Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        ECM (3MZ-FE) (2 OF 2)

        Terminals Condition Specified Value
        E5-33 (CANH) - E5-34 (CANL) Ignition switch off 108 to 132 Ω
        E5-33 (CANH) - E8-7 (E01) Ignition switch off 200 Ω or higher
        ES-34 (CANL) - E8-7 (E01) Ignition switch off 200 Ω or higher
        E5-33 (CANH) - E4-1 (+B) Ignition switch off 6 kΩ or higher
        E5-34 (CANL) - E4-1 (+B) Ignition switch off 6 kΩ or higher
        E5-33 (CANH) - E4-2 (+B2) Ignition switch off 6 kΩ or higher
        E5-34 (CANL) - E4-2 (+B2) Ignition switch off 6 kΩ or higher
  7. COMBINATION METER 
    1. Disconnect the connector from the combination meter.
    2. Measure the resistance according to the value(s) in the table below.
      Fig 14: Identifying C7 Connector Terminals (Component Side)
      G05132964Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      COMBINATION METER (1 OF 2)

      Terminals Condition Specified Value
      C7-8 (CANH) - C7-9 (CANL) Ignition switch off 108 to 132 Ω
    3. Measure the resistance according to the value(s) in the table below.
      Fig 15: Identifying C7 Connector Terminals (Wiring Harness Side)
      G05132965Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      COMBINATION METER (2 OF 2)

      Terminals Wiring Color Terminal Description Condition Specified Value
      C7-8 (CANH) - C7-9 (CANL) B-W HIGH-level CAN bus wire - LOW-level CAN bus wire Ignition switch off 108 to 132 Ω
      C7-8 (CANH) - C7-20 (ES) B - B-R HIGH-level CAN bus wire - Ground Ignition switch off 200 Ω or higher
      C7-18 (CANL) - C7-20 (ES) W - B-R LOW-level CAN bus wire - Ground Ignition switch off 200 Ω or higher
      C7-17 (CANH) - C7-1 (B) B - W-R HIGH-level CAN bus wire - Battery positive Ignition switch off 6 kΩ or higher
      C7-18 (CANL) - C7-1 (B) W - W-R LOW-level CAN bus wire - Battery positive Ignition switch off 6 kΩ or higher
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