Fuel Rail - Installation

6.1L

1. If fuel injectors are to be installed, refer to Fuel Injector Removal/Installation. Service and Repair
2. Clean out fuel injector machined bores in intake manifold.
3. Apply a small amount of engine oil to each fuel injector o-ring. This will help in fuel rail installation.
4. Position fuel rail/fuel injector assembly to machined injector openings in intake manifold.
5. Guide each injector into intake manifold. Be careful not to tear injector o-rings.
6. Push right side of fuel rail down until fuel injectors have bottomed on shoulders. Push left fuel rail down until injectors have bottomed on shoulders.




7. Install and tighten four fuel rail mounting bolts (1). Tighten fuel rail mounting bolts to 11 Nm (100 in. lbs.)

8. Connect electrical connectors at all fuel injectors. Push electrical connector onto injector. After connection has been made, lock connector by pushing red colored slider tab downward. Verify connector is locked to injector by lightly tugging on connector.





9. Connect fuel line (1) to fuel rail. Refer to Quick-Connect Fittings for procedures. Service and Repair





10. Connect vacuum hose to fitting (3).
11. Connect electrical connector to MAP sensor (2).
12. Install air resonator to throttle body.
13. Connect battery cable to battery.
14. Start engine and check for leaks.