Possible Causes
WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| MIXING CHAMBER TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| SENSOR GROUND CIRCUIT OPEN |
| MIXING CHAMBER TEMPERATURE SENSOR |
| A/C HEATER MODULE |
Always perform the HVAC Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to STANDARD PROCEDURE .