Possible Causes
WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| POSSIBLE CAUSES |
|---|
| EXHAUST TEMPERATURES NOT HIGH ENOUGH TO ACTIVELY REGENERATE THE AFTERTREATMENT DIESEL PARTICULATE FILTER DUE TO OPERATING IN LIGHT LOAD CONDITIONS |
| FUEL OR EMISSION RELATED FAULTS |
| LEAKS IN THE EXHAUST SYSTEM |
| EXHAUST TEMPERATURE SENSORS FAILED IN-RANGE LOW |
| DIESEL OXIDATION CATALYST MISSING |
| DIESEL OXIDATION CATALYST DAMAGED |
Always Perform The PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE Before Proceeding. Refer To PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .