CRUISE CONTROL SYSTEM Clutch Switch Circuit

DESCRIPTION

While depressing the clutch pedal, the clutch switch sends a signal to terminal D of the ECM. The ECM cancels cruise control when terminal D receives the signal.

WIRING DIAGRAM

A01KCQME02

CAUTION / NOTICE / HINT

Note

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. INSPECT CLUTCH SWITCH ASSEMBLY


    1. Remove the clutch switch assembly.

      Click here

    2. Inspect the clutch switch assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE CLUTCH SWITCH ASSEMBLY Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (CLUTCH SWITCH ASSEMBLY - ECM AND BATTERY)


    1. for 1AD-FTV, 2AD-CCo, 2AD-DPF


      1. Disconnect the A1*1 or F1*2 clutch switch assembly connector.


        • *1: for LHD

          *2: for RHD

      2. Disconnect the B76 ECM connector.

      3. Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        for LHD
        Tester Connection Condition Specified Condition
        A1-2 - B76-73 (D) Always Below 1 Ω
        A1-2 or B76-73 (D) - Body ground Always 10 kΩ or higher
        for RHD
        Tester Connection Condition Specified Condition
        F1-2 - B76-73 (D) Always Below 1 Ω
        F1-2 or B76-73 (D) - Body ground Always 10 kΩ or higher

      4. Measure the voltage according to the value(s) in the table below.

        Standard Voltage
        for LHD
        Tester Connection Switch Condition Specified Condition
        A1-1 - Body ground Ignition switch ON 11 to 14 V
        A1-1 - Body ground Ignition switch off Below 1 V
        for RHD
        Tester Connection Switch Condition Specified Condition
        F1-1 - Body ground Ignition switch ON 11 to 14 V
        F1-1 - Body ground Ignition switch off Below 1 V

    2. for 2AR-FE


      1. Disconnect the A1*1 or F1*2 clutch switch assembly connector.


        • *1: for LHD

          *2: for RHD

      2. Disconnect the B77 ECM connector.

      3. Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        for LHD
        Tester Connection Condition Specified Condition
        A1-2 - B77-67 (D) Always Below 1 Ω
        A1-2 or B77-67 (D) - Body ground Always 10 kΩ or higher
        for RHD
        Tester Connection Condition Specified Condition
        F1-2 - B77-67 (D) Always Below 1 Ω
        F1-2 or B77-67 (D) - Body ground Always 10 kΩ or higher

      4. Measure the voltage according to the value(s) in the table below.

        Standard Voltage
        for LHD
        Tester Connection Switch Condition Specified Condition
        A1-1 - Body ground Ignition switch ON 11 to 14 V
        A1-1 - Body ground Ignition switch off Below 1 V
        for RHD
        Tester Connection Switch Condition Specified Condition
        F1-1 - Body ground Ignition switch ON 11 to 14 V
        F1-1 - Body ground Ignition switch off Below 1 V

    3. for 3ZR-FAE, 3ZR-FE


      1. Disconnect the A1*1 or F1*2 clutch switch assembly connector.


        • *1: for LHD

          *2: for RHD

      2. Disconnect the B75 ECM connector.

      3. Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        for LHD
        Tester Connection Condition Specified Condition
        A1-2 - B75-81 (D) Always Below 1 Ω
        A1-2 or B75-81 (D) - Body ground Always 10 kΩ or higher
        for RHD
        Tester Connection Condition Specified Condition
        F1-2 - B75-81 (D) Always Below 1 Ω
        F1-2 or B75-81 (D) - Body ground Always 10 kΩ or higher

      4. Measure the voltage according to the value(s) in the table below.

        Standard Voltage
        for LHD
        Tester Connection Switch Condition Specified Condition
        A1-1 - Body ground Ignition switch ON 11 to 14 V
        A1-1 - Body ground Ignition switch off Below 1 V
        for RHD
        Tester Connection Switch Condition Specified Condition
        F1-1 - Body ground Ignition switch ON 11 to 14 V
        F1-1 - Body ground Ignition switch off Below 1 V
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE ECM for 1AD-FTV: Click here
    REPLACE ECM for 2AD-CCo, 2AD-DPF: Click here
    REPLACE ECM for 2AR-FE: Click here
    REPLACE ECM for 3ZR-FAE: Click here
    REPLACE ECM for 3ZR-FE: Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR