Diagnosis Procedure

LIFTING MOTOR (REAR)


Description

- The lifting motor (rear) is installed to the seat cushion frame.
- The lifting motor (rear) is activated with the driver seat control unit.
- The seat lifter (rear) is moved upward/downward by changing the rotation direction of lifting motor (rear).




LIFTING MOTOR (REAR)


Diagnosis Procedure

1.CHECK LIFTING MOTOR (REAR) POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect lifting motor (rear) connector.
3. Turn the ignition switch ON.
4. Perform "Active test" ("SEAT LIFTER RR") with CONSULT-III
5. Check voltage between lifting motor (rear) harness connector and ground.





Is the inspection result normal?
YES - Replace lifting motor (rear). (Built in seat cushion frame.)
NO - GO TO 2.
2.CHECK LIFTING MOTOR (REAR) CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit connector and lifting motor (rear) connector.
3. Check continuity between driver seat control unit harness connector and lifting motor (rear) 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. Refer to Driver Seat Control Unit.
NO - Repair or replace harness.