Possible Causes
| Possible Causes |
|---|
| TIPM/FCM CAN BUS DTC'S PRESENT |
| ECM/PCM DTC'S PRESENT |
| TRANSMISSION CONTROL MODULE |
Always perform the NAG1 Pre-Diagnostic Troubleshooting procedure before proceeding. See DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure