Possible Causes
WARNING: This page is about a different car, the 2014 RAM 3500 HD and 2014 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| CAN BUS FAILURE |
| AUXILIARY FUEL LEVEL SENSOR SIGNAL CIRCUIT SHORTED TO GROUND |
| AUXILIARY FUEL LEVEL SENSOR SIGNAL CIRCUIT SHORTED TO THE AUXILIARY FUEL LEVEL SENSE RETURN CIRCUIT |
| AUXILIARY FUEL TANK |
| BODY CONTROL MODULE (BCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE - 6.7L .