Diagnosis Procedure

CLIMATE CONTROLLED SEAT SWITCH INDICATOR


Description

Illuminates the climate controlled seat switch to indicate operating status.





CLIMATE CONTROLLED SEAT SWITCH INDICATOR


Diagnosis Procedure

1. CHECK CLIMATE CONTROLLED SEAT SWITCH INDICATOR
Perform climate controlled seat switch indicator component inspection. Refer to Component Inspection (Climate Controlled Seat Switch Indicator).
Is the inspection result normal?
YES - GO TO 2.
NO - Replace climate controlled seat switch.
2. CHECK CLIMATE CONTROLLED SEAT SWITCH COOL INDICATOR CIRCUIT





1. Turn ignition switch OFF.
2. Disconnect climate controlled seat switch connector and climate controlled seat control unit connector B216.
3. Check continuity between climate controlled seat switch connector M302 (A) terminal 4 and climate controlled seat control unit connector B216 (B) terminal 19.






4. Check continuity between climate controlled seat switch connector M302 (A) terminal 4 and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Repair harness or connectors.
3. CHECK CLIMATE CONTROLLED SEAT SWITCH HEAT INDICATOR CIRCUIT





1. Check continuity between climate controlled seat switch connector M302 (A) terminal 5 and climate controlled seat control unit connector B216 (B) terminal 20.





2. Check continuity between climate controlled seat switch connector M302 (A) terminal 5 and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair harness or connectors.
4. CHECK CLIMATE CONTROLLED SEAT SWITCH INDICATOR GROUND CIRCUIT





Check continuity between climate controlled seat switch connector
M302 terminal 6 and ground.





Is the inspection result normal?
YES - Replace climate controlled seat control unit.
NO - Repair harness or connectors.