Fuel Pressure Check Valve: Service and Repair

REMOVAL
1. If fuel injection supply manifold is installed on engine, remove fuel tank filler cap.
2. Remove fuel pressure relief valve cap. Release pressure from system at fuel pressure relief valve on fuel injection supply manifold as described.

NOTE: Fuel pressure relief valve cap on fuel pressure relief valve must be removed.

3. Using an open-end wrench or suitable deep-well socket, remove fuel pressure relief valve.

INSTALLATION
1. Install fuel pressure relief valve and fuel pressure relief valve cap. Tighten fuel pressure relief valve to 7.75 Nm (68 lb in) and the fuel pressure relief valve cap to 0.6 Nm (5 lb in).
2. Install fuel tank filler cap.