Fuel Pressure Regulator: Service and Repair

Fuel Pressure Regulator Installed:

WARNING: The fuel system is under constant pressure, even when the engine is OFF. Always release fuel pressure before servicing any fuel system component.

REMOVAL

1. Release fuel system pressure. Service and Repair
2. Remove the fuel pressure regulator vacuum connector.
3. Remove regulator retaining screw and remove regulator retainer. Position a shop towel under regulator to catch any fuel spilled when regulator is removed.

Fuel Pressure Regulator Removal:

4. Remove fuel pressure regulator.


INSTALLATION

1. Be sure that the fuel pressure regulator has 2 plastic spacers and that there are 2 O-rings in the fuel rail before installing the regulator.. Press regulator into fuel rail. Place retainer with screw over regulator and torque retainer screw to 7 Nm (60 in-lbs).
2. Connect fuel pressure regulator vacuum hose and negative battery cable.
3. Using scan tool [1], activate fuel pump and pressurize system.
4. Check for leaks.

Remarks

[1] Follow scan tool manufacturer's instructions.