VDC Warning Lamp

VDC WARNING LAMP

Component Function Check


1. CHECK VDC WARNING LAMP FUNCTION

Check that VDC warning lamp in combination meter turns ON for approx. 1 second after ignition switch is turned ON.

CAUTION:
Never start engine.
Is the inspection result normal?
YES- INSPECTION END
NO- Proceed to diagnosis procedure. Refer to "Diagnosis Procedure" .


Diagnosis Procedure


1. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIR-

CUIT
Perform the trouble diagnosis for ABS actuator and electric unit (control unit) power supply and ground circuit.
Refer to "Diagnosis Procedure" Power Supply and Ground Circuit.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace error-detected parts.

2. PERFORM THE SELF-DIAGNOSIS

With CONSULT
Perform self-diagnosis for "ABS".
Is any DTC detected?
YES- Check the DTC. Refer to "DTC Index" Testing and Inspection.
NO- GO TO 3.

3. CHECK VDC WARNING LAMP SIGNAL

With CONSULT
1.Select "ABS", "DATA MONITOR" and "SLIP/VDC LAMP" according to this order.
2.Turn the ignition switch OFF.
3.Check that data monitor displays "On" for approx. 1 second after ignition switch is turned ON and then changes to "Off".

CAUTION:
Never start engine.
Is the inspection result normal?
YES- GO TO 4.
NO- Replace ABS actuator and electric unit (control unit). Refer to "Removal and Installation" Service and Repair.

4. CHECK COMBINATION METER

Check combination meter. Refer to "CONSULT Function" Combination Meter.
Is the inspection result normal?
YES- Replace ABS actuator and electric unit (control unit). Refer to "Removal and Installation" Service and Repair.
NO- Repair or replace combination meter. Refer to "Removal and Installation" Removal and Installation.