Possible Causes
WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| POWERTRAIN CONTROL MODULE BATTERY SENSE CIRCUIT SHORT TO THE AUXILIARY BATTERY |
| BATTERY CIRCUIT BETWEEN THE PRIMARY BATTERY AND THE AUXILIARY BATTERY OPEN/HIGH RESISTANCE |
| GENERATOR 2 PRIMARY BATTERY CIRCUIT SHORT TO VOLTAGE |
| GENERATOR 2 PRIMARY BATTERY CIRCUIT OPEN/HIGH RESISTANCE |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE - 6.7L .