Diagnosis Procedure

HEATED SEAT RELAY


Diagnosis Procedure

1.CHECK HEATED SEAT RELAY POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect heated seat relay.
3. Turn ignition switch ON.
4. Check voltage between heated seat relay terminal connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK HEATED SEAT RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect fuse block (J/B) connector.
3. Check continuity between heated seat relay terminal connector and fuse block (J/B) harness connector.





4. Check continuity between heated seat relay terminal connector and ground.





Is the inspection result normal?
YES - GO TO 5.
NO - Repair or replace harness.
3.CHECK HEATED SEAT RELAY GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between heated seat relay terminal connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK HEATED SEAT RELAY
Check heated seat relay. Refer to Component Inspection.
Is the inspection result normal?
YES - Heated seat relay circuit is OK.
NO - Replace heated seat relay.
5.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to Intermittent Incident
- INSPECTION END