Possible Causes
WARNING: This page is about a different car, the 2016 RAM 3500 HD and 2016 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| LINE PRESSURE SENSOR |
| TRANSMISSION FLUID CONTAMINATION |
| RELATED DTCS PRESENT |
| EXCESSIVE DEBRIS IN OIL PAN |
| POOR LINE PRESSURE SENSOR CONNECTION |
| (T29) UD PRESSURE SWITCH SENSE CIRCUIT OPEN |
| TRANSMISSION CONTROL RELAY DTCS PRESENT |
| (T29) UD PRESSURE SWITCH SENSE CIRCUIT OPEN |
| (F856) 5-VOLT SUPPLY CIRCUIT OPEN |
| (T29) UD PRESSURE SWITCH SENSE CIRCUIT SHORTED TO GROUND |
| (F856) 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND |
| (T29) UD PRESSURE SWITCH SENSE CIRCUIT SHORTED TO VOLTAGE |
| TRANSMISSION SOLENOID/TRS ASSEMBLY |
| INTERNAL TRANSMISSION |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to 68RFE PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .