Climate Controlled Seat Switch Indicator

CLIMATE CONTROLLED SEAT SWITCH INDICATOR

Component Function Check


1. CHECK CLIMATE CONTROLLED SEAT SWITCH INDICATOR FUNCTION

Check that the related indicator lamp illuminates when climate controlled seat switch is set to HEAT or COOL
mode.
Is the inspection result normal?
YES- Climate controlled seat switch indicator function is OK.
NO- Refer to "Diagnosis Procedure" .


Diagnosis Procedure


1. CHECK CLIMATE CONTROLLED SEAT SWITCH INPUT SIGNAL

1.Turn ignition switch ON.
2.Check voltage between climate controlled seat switch harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 2.

2. CHECK CLIMATE CONTROLLED SEAT SWITCH INDICATOR CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect climate controlled seat switch connector and climate controlled seat control unit connector.
3.Check continuity between climate controlled seat switch harness connector and climate controlled seat control unit harness connector.





4.Check continuity between climate controlled seat switch harness connector and ground.





Is the inspection result normal?
YES- Replace climate controlled seat control unit. Refer to "CLIMATE CONTROLLED SEAT UNIT : Disassembly and Assembly" Front Seat.
NO- Repair or replace harness.

3. CHECK CLIMATE CONTROLLED SEAT SWITCH GROUND CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect climate controlled seat switch connector.
3.Check continuity between climate controlled seat switch harness connector and ground.





Is the inspection result normal?
YES- Replace climate controlled seat switch. Refer to "Removal and Installation" Service and Repair.
NO- Repair or replace harness.