Seat Memory Switch

SEAT MEMORY SWITCH

Component Function Check


1. CHECK FUNCTION

1.Select "MEMORY SW 1", "MEMORY SW 2", "SET SW" in "Data monitor" mode using CONSULT.
2.Check seat memory switch signal under the following conditions.





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


Diagnosis Procedure


1. CHECK SEAT MEMORY SWITCH INPUT SIGNAL

1.Turn ignition switch OFF.
2.Disconnect seat memory switch connector.
3.Turn ignition switch ON.
4.Check voltage between seat memory switch harness connector and ground.





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

2. CHECK SEAT MEMORY SWITCH CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect driver seat control unit connector.
3.Check continuity between driver seat control unit harness connector and seat memory switch harness connector.





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





Is the inspection result normal?
YES- Replace driver seat control unit.
NO- Repair or replace harness or connector.

3. CHECK SEAT MEMORY SWITCH GROUND CIRCUIT

Check continuity between seat memory switch harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness or connector.

4. CHECK SEAT MEMORY SWITCH

Refer to "Component Inspection" .
Is the inspection result normal?
YES- GO TO 5.
NO- Replace seat memory switch.

5. CHECK INTERMITTENT INCIDENT

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


Component Inspection


1. CHECK SEAT MEMORY SWITCH

1.Turn ignition switch OFF.
2.Disconnect seat memory switch connector.
3.Check continuity between seat memory switch terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace seat memory switch.