Possible Causes
| Possible Causes |
|---|
| LOW PRESSURE FUEL SYSTEM LEAK / RESTRICTION / LOW PRESSURE ISSUE |
| HIGH PRESSURE FUEL SYSTEM RESTRICTIONS, LEAK AT THE SUPPLY TUBE OR INJECTORS |
| HIGH RESISTANCE IN THE FUEL RAIL PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT |
| HIGH RESISTANCE IN THE FUEL QUANTITY SOLENOID HIGH SIDE CONTROL CIRCUIT |
| HIGH RESISTANCE IN THE FUEL QUANTITY SOLENOID LOW SIDE CONTROL CIRCUIT |
| FUEL RAIL PRESSURE SENSOR |
| HIGH PRESSURE FUEL PUMP |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .