Fuel Rails & Injectors: Installation

Slide NEW cushion rings onto fuel injectors. Coat NEW "O" rings with clean engine oil and install on injectors. Install fuel injectors into fuel rails. Coat NEW sealing rings with clean engine oil and press into intake manifold. Install fuel rails and injectors into lower intake manifold. Install and tighten fuel rail bolts. Reconnect fuel injector harness connectors. Install upper intake manifold and intake manifold cover. Pressurize fuel system by turning ignition on for about 2 seconds, then turning key back off. Repeat this procedure 2-3 times. Check for fuel leakage before starting vehicle.

Install NEW "O" rings coated with clean engine oil onto injectors. Insert injectors into fuel rail. Install injector clips. Insert injectors and fuel rail assembly into intake manifold. Install fuel rail nuts and tighten. Install quick-connect fuel line fitting to fuel rail. Install wire harness and support. Connect harness connectors to fuel injectors. Pressurize fuel system by turning ignition on, with engine off, for 2 seconds. Repeat fuel pressurizing procedure 2-3 times. Check for fuel leakage before starting vehicle.

Slide NEW cushion rings onto injectors. Install NEW "O" rings coated with clean engine oil onto injectors. Insert injectors into fuel rail. Coat NEW injector seal rings with clean engine oil and press into intake manifold. Install injectors and fuel rail assembly into intake manifold. To complete installation, reverse removal procedure. Install NEW fuel line-to-fuel rail washers. Pressurize fuel system by turning on ignition with engine off for 2 seconds. Repeat fuel pressurizing procedure 2-3 times. Check for fuel leakage before starting vehicle.