Vehicle Stability Control System Brake Warning Light Does Not Come On


WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK BRAKE WARNING LIGHT

PERFORM ACTIVE TEST USING INTELLIGENT TESTER (BRAKE WARNING LIGHT)

VEHICLE STABILITY CONTROL SYSTEM - Brake Warning Light does not Come ON


WIRING DIAGRAM

Refer to Brake Warning Light Remains ON (Toyota Fortuner RM000003O4I003X_02.html).

INSPECTION PROCEDURE

NOTICE:
When replacing the brake actuator assembly, perform zero point calibration (Toyota Fortuner RM000000XHR02TX.html).
1.CHECK BRAKE WARNING LIGHT
  1. Disconnect the skid control ECU connector.

  1. Turn the ignition switch to on.

  1. Check that the brake warning light comes on.

    OK:
    The brake warning light comes on.


NG
Go to step 2
OK

REPLACE BRAKE ACTUATOR ASSEMBLY

2.PERFORM ACTIVE TEST USING INTELLIGENT TESTER (BRAKE WARNING LIGHT)
  1. Perform the Active Test of the skid control ECU using the intelligent tester (Toyota Fortuner RM000000XHW03RX.html).

  1. Check the Data List.

    OK:
    "Brake Warning Light" in the Data List changes between ON and OFF when the ON/OFF operation of "Brake Warning Light" in the Active Test is performed.


NG
REPLACE BRAKE ACTUATOR ASSEMBLY
OK

REPLACE COMBINATION METER ASSEMBLY