DTC Troubleshooting: 15

DTC 15:  A Short in the Evaporator Temperature Sensor Circuit

1.Remove the evaporator temperature sensor.

2.Test the evaporator temperature sensor.

Does the evaporator temperature sensor test OK?

YES - Go to 3.

NO - Replace the  evaporator temperature sensor.n

3.Disconnect the heater control panel 36P connector.

4.Check for continuity between the No. 7 terminal of the heater control panel 36P connector and body ground.


Is there continuity?

YES - Repair short to body ground in the wire between the heater control panel and the evaporator temperature sensor.n

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