Possible Causes
WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| LOW FUEL PRESSURE/RESTRICTION IN LOW PRESSURE FUEL SYSTEM |
| FUEL PRESSURE RELATED DTCS |
| FQS 12-VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE |
| FQS CONTROL CIRCUIT SHORTED TO VOLTAGE |
| FQS 12-VOLT SUPPLY CIRCUIT OPEN/HIGH RESISTANCE |
| FQS CONTROL CIRCUIT OPEN/HIGH RESISTANCE |
| FUEL QUANTITY SOLENOID (FQS) |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to STANDARD PROCEDURE .