Driver Seat Control Unit

POWER SUPPLY AND GROUND CIRCUIT


DRIVER SEAT CONTROL UNIT : Diagnosis Procedure


NOTE:
Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is confirmed with CONSULT-III.
1.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Check voltage between driver seat control unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 2.
NO - Check the following.
- Harness between driver seat control unit and fuse block (J/B).
- Circuit breaker.
2.CHECK GROUND CIRCUIT
Check continuity between the driver seat control unit harness connector and ground.





Is the inspection result normal?
YES - Driver seat control unit power supply and ground circuit are OK.
NO - Repair or replace harness between driver seat control unit and ground.