Diagnosis Procedure

POWER WALK-IN SWITCH


PASSENGER SIDE : Description

- Power walk-in switch is installed on seatback.
- The operation signal is input to passenger seat control unit when power walk-in switch is operated.




POWER WALK-IN SWITCH


PASSENGER SIDE : Diagnosis Procedure

1.CHECK POWER WALK-IN SWITCH SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between passenger seat control unit harness connector and ground.





Is the inspection result normal?
YES - Power walk-in switch circuit is OK.
NO - GO TO 2.
2.CHECK POWER WALK-IN SWITCH CIRCUIT
1. Disconnect passenger seat control unit connector and power walk-in switch connector.
2. Check continuity between passenger seat control unit harness connector and power walk-in switch harness connector.





3. Check continuity between passenger seat control unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace harness.
3.CHECK POWER WALK-IN SWITCH GROUND CIRCUIT
Check continuity between power walk-in switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK POWER WALK-IN SWITCH
Check power walk-in switch. Refer to Component Inspection.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace power walk-in switch. Refer to Exploded View.
5.CHECK PASSENGER SEAT CONTROL UNIT OUTPUT
1. Connect passenger seat control unit connector.
2. Check voltage between passenger seat control unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 6.
NO - Replace passenger seat control unit. Refer to Removal and Installation.
6.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to Intermittent Incident.
- INSPECTION END