Possible Causes
WARNING: This page is about a different car, the 2012 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| (T54) TEMPERATURE SENSOR-P/N SWITCH SIGNAL CIRCUIT SHORTED TO GROUND |
| (T54) TEMPERATURE SENSOR-P/N SWITCH SIGNAL CIRCUIT SHORTED TO ANOTHER CIRCUIT |
| TRANSMISSION TEMPERATURE SENSOR-P/N SWITCH |
| TRANSMISSION CONTROL MODULE (TCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to STANDARD PROCEDURE .