VEHICLE STABILITY CONTROL SYSTEM Slip Indicator Light Remains ON

DTC Code DTC Name
Slip Indicator Light Remains ON

DESCRIPTION

The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication.

The slip indicator light blinks during VSC and/or TRC operation.

If a malfunction is detected, the slip indicator light comes on to warn the driver.

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WIRING DIAGRAM

C270526E31

CAUTION / NOTICE / HINT

Note:

When replacing the skid control ECU (brake actuator assembly), perform system variant learning and acceleration sensor zero point calibration.

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PROCEDURE

  1. CHECK CAN COMMUNICATION SYSTEM

    1. Check if CAN communication system DTCs are output.

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    Result

    Result

    Proceed to

    DTCs are not output.

    A

    DTCs are output.

    B
    B

    INSPECT CAN COMMUNICATION SYSTEM

    Click hereClick here

    A

  2. CHECK IF BRAKE ACTUATOR ASSEMBLY CONNECTOR IS SECURELY CONNECTED

    1. Check if the skid control ECU (brake actuator assembly) connector is securely connected.

      OK

      The connector is securely connected.

    Result

    Proceed to

    OK

    NG
    NG

    CONNECT CONNECTOR TO BRAKE ACTUATOR ASSEMBLY CORRECTLY

    OK

  3. CHECK BATTERY

    1. Check the battery voltage.

      Standard Voltage

      11 to 14 V

    Result

    Proceed to

    OK

    NG
    NG

    CHECK OR REPLACE CHARGING SYSTEM COMPONENT OR BATTERY

    for 1KR-FE (w/ Stop and Start System):Click here

    for 1KR-FE (w/o Stop and Start System):Click here

    for 1PP:Click here

    OK

  4. READ VALUE USING GTS (SLIP INDICATOR LIGHT)

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Select the Data List on the GTS.

      Click hereClick here

      Chassis > ABS/VSC/TRC > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Slip Indicator Light

      Slip indicator light

      ON or OFF

      ON: Indicator light on

      OFF: Indicator light off

      -

      Chassis > ABS/VSC/TRC > Data List

      Tester Display

      Slip Indicator Light

    4. Check the GTS display condition of the slip indicator light.

      Result

      Result

      Proceed to

      Display of the Data List remains OFF.

      A

      Display of the Data List remains ON.

      B
      Tip:

      If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing the parts.

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    A

    INSPECT METER / GAUGE SYSTEM

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    B

    REPLACE BRAKE ACTUATOR ASSEMBLY

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