Driver Side

FORWARD SWITCH - DRIVER SIDE





Description
- Forward switch is installed on the seatback frame.
- Forward switch detects condition of seatback.




Component Function Check
1.CHECK FUNCTION
1. Turn ignition switch ON.
2. Select "FORWARD SW" in the "Data Monitor" mode using CONSULT-III.
3. Check the forward switch signal under the following condition.





Is the indication normal?
YES - Forward switch function is OK.
NO - SEE Diagnosis Procedure.




Diagnosis Procedure
1.CHECK FORWARD SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect forward switch connector.
3. Check voltage between forward switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK FORWARD SWITCH CIRCUIT
1. Disconnect driver seat control unit connector.
2. Check continuity between driver seat control unit harness connector and forward 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. Removal And Installation
NO - Repair or replace harness.
3.CHECK FORWARD SWITCH GROUND CIRCUIT
Check continuity between forward switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK FORWARD SWITCH
Check forward switch. SEE Component Inspection.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace forward switch. Exploded View.
5.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Intermittent Incident.
- INSPECTION END




Component Inspection
1.CHECK FORWARD SWITCH
1. Turn ignition switch OFF.
2. Disconnect forward switch connector.
3. Check continuity between forward switch terminals.





Is the inspection result normal?
YES - INSPECTION END
NO - Replace forward switch. Exploded View.