Possible Causes
WARNING: This page is about a different car, the 2014 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| AFTERTREATMENT DIESEL OXIDATION CATALYST HAS BEEN REMOVED FROM THE VEHICLE |
| AFTERTREATMENT DIESEL OXIDATION CATALYST IS DAMAGED OR NOT FUNCTIONING PROPERLY |
| AFTERTREATMENT DOC INLET/OUTLET TEMPERATURE SENSORS OR THE DPF OUTLET TEMPERATURE SENSOR ARE DAMAGED/FAILED |
| IMPROPER FUELING |
| WIRE HARNESS |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .