Symptom Related Diagnostic Procedures

Power Seat System

INSPECTION

1. WIRING DIAGRAM
Refer to "Power Seat System" in the wiring diagram. [Ref. to, WIRING DIAGRAM, Power Seat System.] WI-91, Wiring Diagram, Power Seat System

2. TROUBLE SYMPTOM
- Driver's side







3. CHECK SWITCH
Check resistance between terminals while operating each switch.
- Power seat switch










- Lumbar switch










4. ALL FUNCTION FAILS TO OPERATE







5. SOME OF THE MOTORS DO NOT OPERATE (DRIVER'S SEAT)
- Slide operation failure







- Malfunction of tilt operation







- Malfunction of lifter operation







- Malfunction of reclining operation







- Malfunction of lumbar operation