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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 539 (Fuel System) >> Fuel Delivery >> Rail-Fuel >> Installation >> 5.7L V-8

5.7L V-8

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
  1. If fuel injectors are to be installed, refer to INJECTOR-FUEL .
  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 4 fuel rail hold down clamps and 4 mounting bolts. Refer to SPECIFICATIONS .
  8. Position spark plug cable tray and cable assembly to intake manifold. Snap 4 cable tray retaining clips into intake manifold.
  9. Install all cables to spark plugs and ignition coils.
  10. Connect electrical connector to throttle body.
  11. Install electrical connectors to all 8 ignition coils. Refer to COIL-IGNITION .
  12. Connect electrical connector to throttle body.
  13. Connect electrical connectors at all fuel injectors. Refer to Figure. Push connector onto injector (1) and then push and lock red colored slider (2). Verify connector is locked to injector by lightly tugging on connector.
  14. Connect fuel line latch clip and fuel line to fuel rail. Refer to FITTING, QUICK CONNECT .
  15. Install air resonator to throttle body (2 bolts).
  16. Install flexible air duct to air box.
  17. Connect battery cable to battery.
  18. Start engine and check for leaks.
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