Check Rear Heated Seat Switch Circuit

HEATED SEAT


Check Rear Heated Seat Switch Circuit

1.CHECK REAR HEATED SEAT SWITCH POWER SUPPLY-1
1. Turn ignition switch ON.





2. Check voltage between rear seat control unit connector and ground.





OK or NG
OK - Rear heated seat switch circuit is OK.
NG - GO TO 2.
2.CHECK REAR HEATED SEAT SWITCH HARNESS
1. Turn ignition switch OFF.
2. Disconnect rear heated seat switch and rear seat control unit connector.





3. Check continuity between rear heated seat switch connector and rear seat control unit connector.





4. Check continuity between rear seat control unit connector and ground.





OK or NG
OK - GO TO 3.
NG - Replace or replace harness between rear seat control unit and rear heated seat switch.
3.CHECK REAR HEATED SEAT SWITCH





Check continuity rear heated seat switch connector.





OK or NG
OK - GO TO 4.
NG - Replace rear heated seat switch.
4.CHECK REAR HEATED SEAT SWITCH GROUND CIRCUIT





Check continuity between rear heated seat switch connector and ground.





OK or NG
OK - GO TO 5.
NG - Replace or replace harness between rear heated seat switch and ground.
5.CHECK REAR HEATED SEAT SWITCH POWER SUPPLY-2
1. Connect rear seat control unit.
2. Turn ignition switch ON.





3. Check voltage between rear seat control unit connector and ground.





OK or NG
OK - Check the condition of the harness and connector.
NG - Replace rear seat control unit.