Possible Causes
WARNING: This page is about a different car, the 2019 RAM 3500 HD and 2019 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| VEHICLE BEING JUMP STARTED OR CHARGED WITH AN EXTERNAL VOLTAGE SOURCE |
| AUXILIARY BATTERY CABLE OPEN/HIGH RESISTANCE |
| INTAKE AIR HEATER CIRCUIT OPEN/HIGH RESISTANCE |
| INTAKE AIR HEATER RELAY |
| INTAKE AIR HEATER |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .