Rail, Fuel: Removal: 6.4L
WARNING:
The fuel system is under constant pressure even with engine off. Before servicing fuel rail, fuel system pressure must be released. Failure to follow this warning may result in serious or fatal injury.
CAUTION:
The left and right fuel rails are replaced as an assembly. Do not attempt to separate fuel rail halves at connector tube. Due to design of the connector tube, it does not use any clamps. Never attempt to install a clamping device of any kind to the connector tube. When removing fuel rail assembly for any reason, be careful not to bend or kink the connector tube.
- Perform Fuel System Pressure Release Procedure. Refer to FUEL DELIVERY, GAS, STANDARD PROCEDURE .
- Disconnect and isolate the negative battery cable.
- Remove the engine covers (1).
- Disconnect the fuel supply line (1) from fuel rail. Refer to FITTING, QUICK CONNECT, STANDARD PROCEDURE .
- Disconnect the left side fuel injector wire harness connectors (2) and position harness aside
- Disconnect the EVAP vacuum line (3) and position aside.
- Remove the left fuel rail bolts (4).
- Disconnect the PCV hose (1) and position aside.
- Remove the right fuel rail bolts (2).
- Remove the right side fuel injector wire connectors (3) and position harness aside.
- Gently rock and lift the right fuel rail until the fuel injectors just start to clear machined holes in intake manifold.
- Gently rock and lift the left fuel rail until the fuel injectors just start to clear machined holes in intake manifold.
- Repeat this procedure (left/right) until all fuel injectors have cleared the machined holes.
- Remove both fuel rails (with injectors attached) from the engine.
- If required, remove safety clips and the fuel injectors.
