DTC 2

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

1. Remove the in-car temperature sensor.
2. Test the in-car temperature sensor.

Is the resistance within the specifications shown on the graph?

YES - Go to step 3.

NO - Replace the in-car temperature sensor.

3. Disconnect the climate control unit 30P connector.




4. Check for continuity between the No.8 terminal of the climate control unit 30P 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.

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