Seatback Thermal Electric Device Sensor

SEATBACK THERMAL ELECTRIC DEVICE SENSOR

Description

Measures seatback temperature.


Diagnosis Procedure


1. CHECK SEATBACK THERMAL ELECTRIC DEVICE SENSOR CIRCUIT

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





Is the inspection result normal?
YES- Seatback thermal electric device sensor circuit is OK.
NO- GO TO 2.

2. CHECK SEATBACK THERMAL ELECTRIC DEVICE SENSOR HARNESS

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





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





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness.

3. CHECK SEATBACK THERMAL ELECTRIC DEVICE SENSOR

Check resistance between seatback thermal electric device connector.





Is the inspection result normal?
YES- Replace climate controlled seat control unit. Refer to "Disassembly and Assembly" Front Seat.
NO- Replace seatback thermal electric device.