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Fuel Rail: Service and Repair

Fig 28 Fuel Rail And Injectors:




Fig. 16 Fuel Rail And Injectors:






REMOVAL
1. Disconnect negative cable from auxiliary jumper terminal.

WARNING: Release fuel system pressure before servicing fuel system components. Service vehicles in well ventilated areas and avoid ignition sources. NEVER smoke while servicing vehicle.

2. Release fuel system pressure. Service and Repair

WARNING: Wrap shop towels around hose to catch any gasoline spillage.

3. Disconnect fuel supply tube from rail. Refer to Quick-Connect Fittings in the Fuel Delivery and Air Induction/Fuel Line Coupler . Service and Repair
4. Disconnect electrical connectors from fuel injectors Fig. 16.
5. Remove fuel rail mounting screws.
6. Lift rail off of intake manifold. Cover the fuel injector openings in the intake manifold.

INSTALLATION
1. Apply a light coating of clean engine oil to the 0-ring on the nozzle end of each injector.
2. Insert fuel injector nozzles into openings in intake manifold. Seat the injectors in place. Tighten fuel rail mounting screws to 22.5 Nm ± 3 Nm (2OO ± 3O in. lbs.).
3. Attach electrical connectors to fuel injectors.
4. Connect fuel supply tube to fuel rail. Quick Connect Fittings
5. Connect negative cable to auxiliary jumper terminal.