Diagnosis Procedure

SEAT MEMORY INDICATOR LAMP


Description

- Memory switch is equipped on the seat memory switch installed to the driver side door trim. The operation signal is input to the driver seat control unit when the memory switch is operated.
- The status of automatic drive positioner system can be checked according to the illuminating/flashing status.




SEAT MEMORY INDICATOR LAMP


Diagnosis Procedure

Regarding Wiring Diagram information, Driver Seat Control Unit.
1. CHECK SEAT MEMORY INDICATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit and seat memory switch.
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 - GO TO 2
NO - Repair or replace harness.
2. CHECK MEMORY INDICATOR POWER SUPPLY





Check voltage between seat memory switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 3
NO - Check the following:
- Fuse
- Harness for open or short between memory indicator and fuse.
3. CHECK MEMORY INDICATOR
Component Inspection.
Is the inspection result normal?
YES - GO TO 4
NO - Replace seat memory switch. Service and Repair.
4. CHECK INTERMITTENT INCIDENT
Intermittent Incident.
Is the inspection result normal?
YES - Replace driver seat control unit. Driver Seat Control Unit.
NO - Repair or replace the malfunctioning part.