Lower Intake Manifold

Lower Intake Manifold

Removal

1. Release the fuel system pressure. Refer to Fuel Delivery and Air Induction.
2. Disconnect the fuel hose quick release coupling from the fuel supply manifold.
3. Remove the upper intake manifold.





4. Disconnect the fuel injection pressure and temperature sensor vacuum tube and the electrical connector.





5. Disconnect the fuel injector electrical connectors.





6. Remove the bolts in sequence shown, and remove the lower intake manifold.
7. Remove and discard the gaskets from the lower intake manifold.

Installation

1. NOTE: Clean and inspect all mating surfaces and install new gaskets in the lower intake manifold.





Install the lower intake manifold and tighten the bolts in the sequence shown.





2. Connect the fuel injector electrical connectors.





3. Connect the fuel injection pressure and temperature sensor vacuum tube and the electrical connector.
4. Connect the fuel hose quick release coupling from the fuel supply manifold.