Power Walk-In Switch

POWER WALK-IN SWITCH

Description

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


Component Function Check


1. CHECK FUNCTION

1.Turn ignition switch ON.
2.Select "WALK-IN SW" in the "Data Monitor" mode using CONSULT.
3.Check the power walk-in switch signal under the following condition.





Is the indication normal?
YES- INSPECTION END
NO- Perform diagnosis procedure. Refer to "Diagnosis Procedure" .


Diagnosis Procedure


1. CHECK POWER WALK-IN SWITCH SIGNAL

1.Turn ignition switch OFF.
2.Disconnect power walk-in switch harness connector.
3.Check voltage between power walk-in switch harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 2.

2. CHECK POWER WALK-IN SWITCH CIRCUIT

1.Disconnect driver seat control unit connector and power walk-in switch connector.
2.Check continuity between driver seat control unit harness connector and power walk-in switch harness connector.





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





Is the inspection result normal?
YES- Replace driver seat control unit. Refer to "Removal and Installation" Removal and Installation.
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

Refer to "Component Inspection" .
Is the inspection result normal?
YES- GO TO 5.
NO- Replace power walk-in switch (Built in walk-in lever). Refer to "Exploded View" Exploded View.

5. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- INSPECTION END


Component Inspection


1. CHECK POWER WALK-IN SWITCH

1.Turn ignition switch OFF.
2.Disconnect power walk-in switch connector.
3.Check continuity between power walk-in switch terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace power walk-in switch (Built in walk-in lever). Refer to "Exploded View" Exploded View.