Seat Temperature Switch: Testing and Inspection

INSPECTION




1. INSPECT SEAT HEATER SWITCH
a. Disconnect the K40 switch connector.




b. Measure the resistance of the switch

HINT: As the dial is being turned, the resistance changes gradually.If the result is not as specified, replace the switch.

c. Connect the battery's positive (+) lead to terminal 4 (ILL+) and the negative (-) lead to terminal 12 (E).




d. Check the indicator light.
If the result is not as specified, replace the switch.




2. INSPECT SEAT HEATER SWITCH (w/ CLIMATE CONTROL SEAT SYSTEM)
a. Disconnect the K40 switch connector.




b. Measure the resistance of the switch.

HINT: As the dial is being turned, the resistance changes gradually.If the result is not as specified, replace the switch.

c. Connect the battery's positive (+) lead to terminal 4 (ILL+) and the negative (-) lead to terminal 12 (E).




d. Check the indicator light.
If the result is not as specified, replace the switch.