Fuel Pressure Regulator: Service and Repair

REMOVAL PROCEDURE

Tools Required
^ J 34730-1A Fuel Pressure Gauge
^ J 39765 Fuel Sender Lock Nut Wrench
^ J 42960-1 Fuel Tank Drain Hose
^ J 42960-2 Fuel Flapper Door Holder

CAUTION: Refer to the Battery Disconnect Caution in Service Precautions.

1. Disconnect the negative battery cable.
2. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure. Service and Repair
3. Drain the fuel tank. Refer to Fuel Tank Draining Procedure. Procedures
4. Remove the fuel tank.
5. Remove the fuel sender assembly.
6. Remove the fuel pressure regulator retaining clip (2).
7. Remove the fuel pressure regulator (3) from the housing on the fuel return pipe.

INSTALLATION PROCEDURE
1. Lubricate the new fuel pressure regulator large and small O-rings with clean engine oil.
2. Install the new fuel pressure regulator large and small O-rings on the fuel pressure regulator.
3. Install the new fuel pressure regulator filter screen.
4. Install the fuel pressure regulator (3) into the housing on the fuel return pipe.
5. Install the new fuel pressure regulator retaining clip (2).
6. Install the fuel sender assembly.
7. Perform the fuel tank leak check. Refer to Fuel Tank Leak Check
8. Install the fuel tank.
9. Refill the fuel tank.
10. Install the fuel filler cap.
11. Connect the negative battery cable.
12. Inspect for leaks.
12.1. Turn the ignition switch ON for 2 seconds.
12.2. Turn the ignition switch OFF for 10 seconds.
12.3. Turn the ignition switch ON.
12.4. Check for fuel leaks.
13. Perform the idle learn procedure. Refer to PCM Idle Learn Procedure. PCM Idle Learn Procedure