Vehicle Stability Control System Abs Warning Light Does Not Come On

Brake. Land Cruiser. Urj200, 202 Grj200 Vdj200
Brake Control Dynamic Control Systems. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INSPECT ABS WARNING LIGHT

CHECK CAN COMMUNICATION LINE

CHECK DTC (CAN COMMUNICATION SYSTEM)

PERFORM ACTIVE TEST USING GTS (INDICAT. LAMP ABS)

VEHICLE STABILITY CONTROL SYSTEM - 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

NOTICE:
After replacing the master cylinder solenoid, perform zero point calibration and store the system information (Click here).
1.INSPECT ABS WARNING LIGHT

  1. Turn the ignition switch off.

  1. Disconnect the A24 skid control ECU (master cylinder solenoid) connector.

  1. Turn the ignition switch to ON.

  1. 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
REPLACE MASTER CYLINDER SOLENOID (Click here)

C
REPLACE MASTER CYLINDER SOLENOID (Click here)
A


2.CHECK CAN COMMUNICATION LINE

  1. Turn the ignition switch off.

  1. Connect the GTS to the DLC3.

  1. Turn the ignition switch to ON and the GTS on.

  1. Select "CAN Bus Check" from the System Selection Menu screen, and follow the prompts on the screen to inspect the CAN Bus.

    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
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) (Click here)

C
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) (Click here)
A


3.CHECK DTC (CAN COMMUNICATION SYSTEM)

  1. Turn the ignition switch off.

  1. Connect the GTS to the DLC3.

  1. Turn the ignition switch to ON and the GTS on.

  1. Check for DTCs (for LHD: Click here, for RHD: Click here).

    Result
    Result
    		Proceed to
    CAN system DTC is not output
    		A
    CAN system DTC is output (for LHD)
    		B
    CAN system DTC is output (for RHD)
    		C



B
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) (Click here)

C
GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) (Click here)
A


4.PERFORM ACTIVE TEST USING GTS (INDICAT. LAMP ABS)

  1. Turn the ignition switch off.

  1. Connect the GTS to the DLC3.

  1. Turn the ignition switch to ON and the GTS on.

  1. Enter the following menus: Body Electrical / Combination Meter / Active Test.

  1. Check the condition of the ABS warning light by operating the GTS.

    Combination Meter
    Tester Display
    		Test Part
    		Control Range
    		Diagnostic Note
    Indicat. Lamp ABS
    		ABS Warning Light
    		ON or OFF
    		Perform the test with the vehicle stopped and engine idling.

    OK:
    The warning light turns on when operating the GTS.


NG
GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) (Click here)
OK

CHECK FOR INTERMITTENT PROBLEMS (Click here)