Possible Causes
WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| OTHER DEF HEATER OR DEF PUMP DTCS SETTING |
| DEF LEVEL/TEMPERATURE SENSOR 12 VOLT SUPPLY CIRCUIT OPEN/HIGH RESISTANCE |
| DEF LEVEL/TEMPERATURE SENSOR 12 VOLT SUPPLY CIRCUIT SHORT TO GROUND |
| DEF LEVEL/TEMPERATURE SENSOR GROUND CIRCUIT OPEN/HIGH RESISTANCE |
| DEF TANK |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .