Fuel Pressure Test Port: Service and Repair

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





REMOVAL
1. If fuel injection supply manifold is mounted to engine, remove fuel tank filler cap. Then release pressure from system at fuel pressure relief valve on fuel injection supply manifold using multiport fuel injection fuel pressure gauge.
2. Using an open-end wrench or suitable deep well socket, remove fuel pressure relief valve.

INSTALLATION
1. Install fuel pressure relief valve. Tighten fuel pressure relief valve to 7.75 Nm (69 lb in).
3. Install fuel pressure relief valve cap. Tighten fuel pressure relief valve cap to 0.6 Nm (5 lb in).
2. Perform fuel charging system post-service procedures. Post-Service Procedures