Intake Manifold Assembly

Intake Manifold Assembly - 4.6L








Disassembly

WARNING: Do not smoke, carry lighted tobacco or have an open flame of any type when working on or near any fuel-related component. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions may result in serious personal injury.

1. Remove the 4 fuel rail stud bolts.

2. NOTE: When removing the fuel rail, leave the fuel injectors in the intake manifold. This will make removal of the fuel rail easier.

Separate the fuel rail from the fuel injectors and remove the fuel rail.
3. Remove fuel injectors.
^ Discard the O-ring seals.

Assembly

1. NOTE: Install new fuel injector O-ring seals on the fuel injectors.

NOTE: Lubricate the new fuel injector O-ring seals with clean engine oil prior to installation.

Using new O-ring seals, install the fuel injectors.

2. NOTE: Be sure the 8 fuel injectors and the fuel rail are fully seated.

Install the fuel rail and the 4 fuel rail stud bolts.
^ Tighten to 10 Nm (89 lb-in).