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 |
|---|
| EXHAUST LEAK |
| FUEL DELIVERY SYSTEM |
| O2 SENSOR, WIRING, OR CONNECTORS |
| ENGINE MECHANICAL SYSTEM |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .