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Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Engine Controls - Removal, Overhaul & Installation) >> Fuel Systems >> Fuel Rail & Injectors >> Installation (4.7L)

Installation (4.7L)

WARNING: This page is about a different car, the 2003 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply a small amount of engine oil to each fuel injector "O" ring. This will help in fuel rail installation.
  2. Position fuel rail/injector assembly to machined injector openings in cylinder head. Guide each injector into cylinder head. Be careful not to tear injector "O" rings.
  3. 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.
  4. Install 4 fuel rail mounting bolts and tighten to specification. See TORQUE SPECIFICATIONS . Install ignition coils. Refer to IGNITION COIL  under IGNITION SYSTEMS.
  5. Connect electrical connectors to throttle body. Connect electrical connectors to MAP and IAT sensors.
  6. Connect electrical connectors at all fuel injectors. To install connector, see 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.
  7. Connect vacuum lines to throttle body. Connect fuel line latch clip and fuel line to fuel rail. Refer to FUEL LINE DISCONNECT FITTINGS .
  8. Connect wiring to rear of generator. Install air box to throttle body. Install air duct to air box. Connect battery cable to battery. Start engine and check for leaks.
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