Possible Causes
| 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 NAG1 Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to NAG1 PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .