Seatback Heater

POWER SUPPLY AND GROUND CIRCUIT:_:SEATBACK HEATER





Diagnosis Procedure
1.CHECK SEATBACK HEATER POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect seatback heater connector.
3. Turn ignition switch ON.
4. Check voltage between seatback heater harness connector and ground.





Is the inspection result normal?
YES - INSPECTION END
NO - GO TO 2.
2.CHECK SEATBACK HEATER POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect heated seat relay.
3. Check continuity between seatback heater harness connector and heated seat relay terminal connector.





4. Check continuity between seatback heater harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace harness.
3.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Intermittent Incident.
- INSPECTION END