Fuel Pressure Test Port: Service and Repair

Fuel Injection Supply Manifold/Fuel Pressure Relief Valve:

REMOVAL

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

1. Remove fuel tank filler cap. Then release pressure from system at fuel pressure relief valve located on fuel supply line on the fuel injection supply manifold using Fuel Pressure Gauge T8OL-9974-B.
2. 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 (66 lb in).