Durango 2WD V6-3.7L (2009)
Fuel Pressure Release: Service and Repair
FUEL SYSTEM PRESSURE RELEASE
Use the following procedure if the fuel injector rail is, or is not equipped with a fuel pressure test port.
1. Remove the fuel fill cap.
2. Remove the fuel pump relay from the power distribution center (PDC), refer to the label on the underside of the PDC cover for relay location or
See: Maintenance/Fuses and Circuit Breakers/Fuse/Locations/Fuse Panel
3. Start and run the engine until it stalls.
4. Attempt restarting the engine until it will no longer run.
5. Turn the ignition key to the OFF position.
6. Disconnect and isolate the negative battery cable.
NOTE: Excessive fuel spillage onto the gaskets can cause gaskets to expand and dislodge from gasket groove.
7. Place a rag or towel below the fuel line quick-connect fitting at the fuel rail.
8. Disconnect the fuel supply line quick connect fitting at the fuel rail (1) and plug the fuel supply line with a shipping cap to prevent spillage See:
Fuel Line Coupler/Service and Repair
9. Return the fuel pump relay to the PDC.
10. Connect the negative battery cable.
NOTE: One or more Diagnostic Trouble Codes (DTCs) may have been stored in the PCM memory due to the fuel pump relay removal. A
diagnostic scan tool must be used to erase a DTC.
