Lifting Motor (Rear)

LIFTING MOTOR (REAR)





Description
- The lifting motor (rear) is installed to the power seat frame assembly.
- 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).




Component Function Check
1. CHECK FUNCTION
1. Select "SEAT LIFTER RR" in "Active test" mode with CONSULT-III.
2. Check the lifting motor (rear) operation.





Is the operation of relevant parts normal?
YES - Inspection End.
NO - Perform diagnosis procedure. SEE Diagnosis Procedure.




Diagnosis Procedure
Regarding Wiring Diagram information, Electrical Diagrams.
1. CHECK LIFTING MOTOR (REAR) POWER SUPPLY





1. Turn the ignition switch OFF.
2. Perform "Active test" ("SEAT LIFTER RR") with CONSULT-III
3. Check voltage between driver seat control unit harness connector and ground.






Is the inspection result normal?
YES - Replace lifting motor (rear). (Built in power seat frame assembly). Overhaul.
NO - GO TO 2
2. CHECK LIFTING MOTOR (REAR) CIRCUIT





1. Disconnect driver seat control unit and lifting motor (rear).
2. Check continuity between driver seat control unit harness connector and lifting motor (rear) harness connector.





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





Is the inspection result normal?
YES - GO TO 3
NO - Repair or replace harness.
3. CHECK INTERMITTENT INCIDENT
Intermittent Incident.
Is the inspection result normal?
YES - Replace driver seat control unit. Service and Repair.
NO - Repair or replace the malfunctioning part.