Fuel Rail - Installation

INSTALLATION - 4.0L





1. If fuel injectors are to be installed, refer to Fuel Injector Installation.
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 cylinder head.
5. Guide each injector into cylinder head. Be careful not to tear injector O-rings.
6. Push right side of fuel rail down until fuel injectors have bottomed on cylinder head shoulder. Push left fuel rail down until injectors have bottomed on cylinder head shoulder.
7. Install four fuel rail mounting bolts (2) and tighten to 11 Nm (100 in. lbs.).
8. Connect electrical connectors (3) at all fuel injectors. Push connector onto injector and then push and lock red colored slider. Verify connector is locked to injector by lightly tugging on connector.
9. Install upper half of intake manifold.
10. Connect electrical connectors to throttle body.
11. Connect fuel line latch clip and fuel line (1) to fuel rail.
12. Connect necessary vacuum/vapor lines to throttle body.
13. Install air intake ducts to throttle body and air filter.
14. Install fuel tank filler tube cap.
15. Connect battery cable to battery.
16. Start engine and check for leaks.