Fuel Rail: Service and Repair

REMOVAL






WARNING: THE FUEL SYSTEM IS UNDER CONSTANT FUEL PRESSURE EVEN WITH ENGINE OFF. THIS PRESSURE MUST BE RELEASED BEFORE SERVICING THE FUEL RAIL.

1. Remove the engine cover.
2. Remove the wiring harness cover retaining screw, and then remove the wiring harness cover (1).

WARNING: PLACE A SHOP TOWEL AROUND FUEL LINES TO CATCH ANY EXCESS FUEL.

3. Release the fuel pressure through the fuel rail service valve (7).
4. Disconnect the fuel feed line (3) at the fuel rail.
5. Remove the fuel injector harness connector retaining clips (5), then disconnect the fuel injector harness connectors (6) from the fuel injectors (4).
6. Remove the fuel rail bolts (8) attaching the fuel rail (2) to the intake manifold.
7. Remove the fuel rail (2) with the fuel injectors (4) by moving the fuel rail (2) side to side and lifting gently upward.

INSTALLATION




1. Install the fuel rail (2) with the fuel injectors (4) by moving the fuel rail (2) side to side and pushing gently inward towards the intake.
2. Install the fuel rail bolts (8) attaching the fuel rail (2) to the intake. Tighten to 9 N.m (80 in. lbs.).
3. Install the fuel injector harness (6) to the fuel injectors (4) then install the fuel injector harness connector retaining clips (5).
4. Connect the fuel feed line (3) to the fuel rail. Tighten the fuel line to 38 N.m (28 ft. lbs.).
5. Install the wiring harness cover (1), then install the wiring harness cover retaining screw.
6. Install the engine cover.