VDC Off Switch

VDC OFF SWITCH

Description

VDC OFF switch can deactivate (turn OFF) the VDC/TCS function by pressing the VDC OFF switch.


Component Function Check


1. CHECK VDC OFF SWITCH OPERATION

Press and release the VDC OFF switch, then press and release the VDC OFF switch again and check that the
VDC OFF indicator lamp in the combination meter turns ON/OFF correctly.





Is the inspection result normal?

YES- Inspection End.
NO- Go to diagnosis procedure. Refer to "Diagnosis Procedure".


Diagnosis Procedure

Regarding Wiring Diagram information, Coupe or VDC/TCS/ABS.

1. CHECK VDC OFF SWITCH

Perform the VDC OFF switch component inspection. Refer to "Component Inspection".
Is the inspection result normal?
YES- GO TO 2
NO- Replace VDC OFF switch.

2. CHECK VDC OFF SWITCH HARNESS

1.Disconnect ABS actuator and electric unit (control unit) connector E54.
2.Check continuity between ABS actuator and electric unit (control unit) connector E54 terminal 21 and
VDC OFF switch connector M72 terminal 1.





3.Check continuity between ABS actuator and electric unit (control unit) connector E54 terminal 21 and ground.





Is the inspection result normal?
YES- GO TO 3
NO- Repair or replace malfunctioning components.

3. CHECK VDC OFF SWITCH GROUND

Check continuity between VDC OFF switch connector M72 terminal 2 and ground.





Is the inspection result normal?
YES- Inspection End.
NO- Repair or replace malfunctioning components.


Component Inspection


1. CHECK VDC OFF SWITCH

1.Disconnect VDC OFF switch connector.
2.Check continuity between VDC OFF switch terminals.





Is the inspection result normal?
YES- Inspection End
NO- Replace VDC OFF switch.


Special Repair Requirement


1. ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION

Always perform the neutral position adjustment for the steering angle sensor, when replacing the ABS actuator and electric unit (control unit). Service and Repair.
- END