VEHICLE STABILITY CONTROL SYSTEM (for Hydraulic Brake Booster) ABS Warning Light does not Come ON

DESCRIPTION

Refer to ABS Warning Light Remains ON Click here.

WIRING DIAGRAM

Refer to ABS Warning Light Remains ON Click here.

INSPECTION PROCEDURE

Note

When replacing the master cylinder solenoid, perform calibration Click here.

PROCEDURE


  1. INSPECT ABS WARNING LIGHT


    1. Disconnect the 2 skid control ECU connectors.

    2. Turn the ignition switch to ON.

    3. Check that the ABS warning light comes on.

      OK
      ABS warning light comes on.
      Result
      Result Proceed to
      NG A
      OK (for LHD) B
      OK (for RHD) C

    B
    C
    A
  2. CHECK CAN COMMUNICATION LINE


    1. Turn the ignition switch off.

    2. Connect the intelligent tester to the DLC3.

    3. Turn the ignition switch to ON.

    4. Turn the intelligent tester on.

    5. Select CAN Bus Check from the System Selection Menu screen and follow the prompts on the screen to inspect the CAN bus (for LHD: Click here, for RHD: Click here.

      OK
      CAN Bus Check indicates no malfunctions in CAN communication.
      Result
      Result Proceed to
      OK A
      NG (for LHD) B
      NG (for RHD) C

    B
    C
    A
  3. READ VALUE USING INTELLIGENT TESTER (ABS WARNING LIGHT)


    1. Turn the ignition switch off.

    2. Connect the intelligent tester to the DLC3.

    3. Turn the ignition switch to ON.

    4. Turn the intelligent tester on.

    5. Enter the following menus: Chassis / ABS/VSC/TRC / Data List.

      ABS/VSC/TRC
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      ABS Warning Light ABS warning light/ ON or OFF OFF -
    6. When performing the ABS Warning Light Active Test, check ABS Warning Light in the Data List Click here.

      ABS/VSC/TRC
      Tester Display Test Part Control Range Diagnostic Note
      ABS Warning Light ABS warning light Warning light ON/OFF Observe the combination meter.
      Result
      Result Proceed to
      Data List Display Data List Display when Performing Active Test ON/OFF Operation
      ON Changes between ON and OFF A
      Does not change between ON and OFF (for LHD) B
      Does not change between ON and OFF (for RHD) C
      OFF Changes between ON and OFF A
      Does not change between ON and OFF (for LHD) B
      Does not change between ON and OFF (for RHD) C

    B
    C
    A