DTC D
DTC indicator D: A Short in the Outside Air Temperature Sensor Circuit1. Remove the outside air temperature sensor.
2. Test the outside air temperature sensor.
Is the rear outside air temperature sensor OK?
YES - Go to step 3.
NO - Replace the outside air temperature sensor.
3. Disconnect climate control unit connector B (30P), and gauge control module connector B (36P).
4. Check for continuity between the No.19 terminal of climate control unit connector B (30P) and body ground.
Is there continuity?
YES - Repair short to body ground in the wire between the climate control unit, the gauge control module, and the outside air temperature sensor.
NO - Substitute a known-good climate control unit, and recheck. If the symptom/indication goes away, replace the original climate control unit.