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Terminals Of Ecu

  1. DLC3 
    1. Check DLC3.
      1. Measure the resistance according to the value(s) in the table below.
        Fig 1: Identifying DLC3 Connector Terminals
        G04967675Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        TERMINALS SPECIFIED VALUE

        Terminals Check item Condition Specified value
        D1-6 (CANH) - D1-14 (CANL) Resistance IG switch OFF 54 to 69 Ω
        D1-6 (CANH) - D1-16 (BAT) Resistance IG switch OFF 6 kΩ or higher
        D1-14 (CANL) - D1-16 (BAT) Resistance IG switch OFF 6 kΩ or higher
        D1-6 (CANH) - D1-4 (CG) Resistance IG switch OFF 200 Ω or higher
        D1-14 (CANL) - D1-4 (CG) Resistance IG switch OFF 200 Ω or higher
  2. SKID CONTROL ECU 
    1. Check skid control ECU.
      1. Disconnect the connector (S1) from the skid control ECU.
      2. Measure the resistance according to the value(s) in the table below.
        Fig 2: Identifying Skid Control ECU Connector Terminals
        G05196524Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        TERMINALS SPECIFIED VALUE

        Terminals Check item Condition Specified value
        11 (CANH) - 25 (CANL) Resistance IG switch OFF 108 to 132 Ω
        11 (CANH) - 32 (GND1) Resistance IG switch OFF 200 Ω or higher
        25 (CANL) - 32 (GND1) Resistance IG switch OFF 200 Ω or higher
        11 (CANH) - 31 (+BS) Resistance IG switch OFF 6 kΩ or higher
        25 (CANL) - 31 (+BS) Resistance IG switch OFF 6 kΩ or higher
    2. Check the skid control ECU harness side connector (S1).
      1. Disconnect the connector (S1) from the skid control ECU.
        Fig 3: Identifying Skid Control ECU Connector Terminals (Front View)
        G05237523Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Measure the resistance according to the value(s) in the table below.

        Standard resistance 

        TERMINALS SPECIFIED VALUE

        Terminals Wiring Color Check item Condition Specified value
        S1-11 (CANH) - S1-25 (CANL) B - W Resistance IG switch OFF 108 to 132 Ω
        S1-11 (CANH) - S1-32 (GND1) B - W-B Resistance IG switch OFF 200 Ω or higher
        S1-25 (CANL) - S1-32 (GND1) W - W-B Resistance IG switch OFF 200 Ω or higher
        S1-11 (CANH) - S1-31 (+BS) B - B Resistance IG switch OFF 6 kΩ or higher
        S1-25 (CANL) - S1-31 (+BS) W - B Resistance IG switch OFF 6 kΩ or higher
  3. STEERING SENSOR 
    1. Check steering sensor.
      1. Disconnect the connector (S12) from the steering sensor.
      2. Measure the resistance according to the value(s) in the table below.
        Fig 4: Identifying Steering Sensor Connector Terminals
        G05196526Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        TERMINALS SPECIFIED VALUE

        Terminals Check item Condition Specified value
        10 (CANH) - 9 (CANL) Resistance IG switch OFF 108 to 132 Ω
        10 (CANH) - 2 (ESS) Resistance IG switch OFF 200 Ω or higher
        9 (CANL) - 2 (ESS) Resistance IG switch OFF 200 Ω or higher
        10 (CANH) - 3 (BAT) Resistance IG switch OFF 6 kΩ or higher
        9 (CANL) - 3 (BAT) Resistance IG switch OFF 6 kΩ or higher
    2. Check the harness side connector (S12) of the steering sensor.
      1. Disconnect the connector (S12) from the steering sensor.
      2. Measure the resistance according to the value(s) in the table below.
        Fig 5: Identifying Steering Sensor Connector Terminals (Wire Harness View)
        G05196527Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        TERMINALS SPECIFIED VALUE

        Terminals Wiring Color Check item Condition Specified value
        S12-10 (CANH) - S12-9 (CANL) B - W Resistance IG switch OFF 108 to 132 Ω
        S12-10 (CANH) - S12-2 (ESS) B - W-B Resistance IG switch OFF 200 Ω or higher
        S12-9 (CANL) - S12-2 (ESS) W - W-B Resistance IG switch OFF 200 Ω or higher
        S12-10 (CANH) - S12-3 (BAT) B - R-B Resistance IG switch OFF 6 kΩ or higher
        S12-9 (CANL) - S12-3 (BAT) W - R-B Resistance IG switch OFF 6 kΩ or higher
  4. YAW RATE SENSOR 
    1. Check the yaw rate sensor harness side connector (Y1).
      1. Disconnect the connector (Y1) from the yaw rate sensor.
      2. Measure the resistance according to the value(s) in the table below.
        Fig 6: Identifying Yaw Rate Sensor Connector Terminals (Front View)
        G04967678Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard resistance 

        TERMINALS SPECIFIED VALUE

        Terminals Wiring Color Check item Condition Specified value
        Y1-3 (CANH) - Y1-2 (CANL) B - W Resistance IG switch OFF 54 to 69 Ω
        Y1-3 (CANH) - Y1-1 (GND) B - W-B Resistance IG switch OFF 200 Ω or higher
        Y1-2 (CANL) - Y1-1 (GND) W - W-B Resistance IG switch OFF 200 Ω or higher
        Y1-3 (CANH) - D1-16 (BAT) B - R-B Resistance IG switch OFF 6 kΩ or higher
        Y1-2 (CANL) - D1-16 (BAT) W - R-B Resistance IG switch OFF 6 kΩ or higher
  5. JUNCTION CONNECTOR (J13) 
    Fig 7: Identifying Junction Connector Terminals (Wire Harness View)
    G05237527Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Terminal arrangement and connection
      TERMINALS SPECIFICATION

      Terminals Connects to
      J13-4 (CANH) Skid Control ECU (CANH)
      J13-15 (CANL) Skid Control ECU (CANL)
      J13-5 (CANH) Yaw Rate Sensor (CAN-H)
      J13-16 (CANL) Yaw Rate Sensor (CAN-L)
      J13-6 (CANH) Steering Sensor (CANH)
      J13-17 (CANL) Steering Sensor (CANL)
      J13-7 (CANH) DLC3 (CANH)
      J13-18 (CANL) DLC3 (CANL)
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