DTC Troubleshooting: 2

DTC 2:  A Short in the In-car Temperature Sensor Circuit

1.Remove the in-car temperature sensor and test it.

Is the in-car temperature sensor OK?


YES - Go to 2.


NO - Replace the  in-car temperature sensor.n


2.Disconnect the climate control unit 36P connector.

3.Check for continuity between the No. 8 terminal of the climate control unit 36P connector and body ground.

 

Is there continuity?


YES - Repair short to body ground in the wire between the climate control unit and the in-car temperature sensor.n


NO - Go to 4.

4.Check for continuity between the No. 2 terminal and the No. 8 terminal of the climate control unit 36P connector.

 

Is there continuity?


YES - Repair short in the wires between the climate control unit and the in-car temperature sensor.n


NO - Substitute a known-good climate control unit, and recheck. If the symptom/indication goes away, replace the original  climate control unit.n