Possible Causes
WARNING: This page is about a different car, the 2016 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| FUSED MAIN RELAY OUTPUT CIRCUIT OPEN OR SHORT TO GROUND |
| EGR BYPASS VALVE SIGNAL CIRCUIT OPEN/HIGH RESISTANCE |
| EGR COOLING BYPASS SOLENOID |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting Procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .