Anti-Lock Brake 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

PERFORM ACTIVE TEST USING GTS (ABS WARNING LIGHT)

ANTI-LOCK BRAKE 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 calibration (Click here).
1.INSPECT ABS WARNING LIGHT

  1. Disconnect the 2 skid control ECU (master cylinder solenoid) connectors.

  1. Turn the engine switch on (IG).

  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.

  1. Turn 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.PERFORM ACTIVE TEST USING GTS (ABS WARNING LIGHT)

  1. Turn the ignition switch off.

  1. Connect the GTS to the DLC3.

  1. Turn the ignition switch to ON.

  1. Turn the GTS on.

  1. Enter the following menus: Chassis / ABS/VSC/TRC / Active Test.

    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.

  1. When performing the ABS Warning Light Active Test, check ABS Warning Light in the Data List (Click here).

    ABS/VSC/TRC
    Tester Display
    		Measurement Item/Range
    		Normal Condition
    		Diagnostic Note
    ABS Warning Light
    		ABS warning light/ ON or OFF
    		ON: Warning light on
    OFF: Warning light off
    		-

    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
REPLACE MASTER CYLINDER SOLENOID (Click here)

C
REPLACE MASTER CYLINDER SOLENOID (Click here)
A

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