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6E–506 6VE1 3.5 ENGINE DRIVEABILITY AND EMISSIONS Fuel Rail Assembly Removal Procedure NOTE: D Do not attempt to remove the fuel inlet fitting on the D Use care when removing the fuel rail assembly in D Fittings should be capped and holes plugged during IMPORTANT: An eight-digit identification number is stamped on the side of the fuel rail. Refer to this number 014RY00008 Before removal, the fuel rail assembly may be cleaned 1. Depressurize the fuel system. Refer to Fuel Pressure Relief Procedure in this Section. 2. Disconnect the negative battery cable. connector from throttle body. 5. Disconnect the connectors from manifold absolute pressure sensor, solenoid valve, electric vacuum 6. Disconnect the vacuum hose on canister VSV and positive crankcase ventilation hose. 7. Remove the common chamber. Refer to the common chamber in Engine Mechanical section. separate the fuel injectors from the fuel rail. 2. If an injector becomes separated from the fuel rail, the infector O-ring seals and the retainer clip 3. Drain residual fuel into an approved container. 014RW164 8. If removal of the fuel pressure regulator is necessary, refer to Fuel Pressure Regulator section. 9. If removal of the fuel injectors is necessary, refer to Fuel Injectors section. Installation Procedure 1. If the fuel injectors were removed, install them. Refer to Fuel Injectors section. 2. If the fuel pressure regulator was removed, install it. Refer to Fuel Pressure Regulator section. 3. Install the common chamber. Refer to common chamber in engine Mechanical section. 014RW164 4. Connect the vacuum hose on Canister VSV and positive crankcase ventilation hose. |