Fuel Rail & Injectors (PFI): Removal
- Clean around injectors with carburetor cleaner and/or compressed air. Relieve fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Drain cooling system. Remove negative battery cable and air intake duct assembly. Remove throttle cables and brackets.
- Label and remove all electrical connectors and vacuum hoses from throttle body assembly. Remove coolant hoses from throttle body. Label and remove vacuum hoses and ground wires from intake plenum. Remove intake plenum support brackets. Remove intake plenum from induction port manifold.
- Disconnect electrical harness connectors from injectors. Using a back-up wrench on fuel rail fitting and tubing wrench on fuel pressure line, disconnect fuel pressure line from fuel rail.CAUTION: DO NOT attempt to remove fuel rail inlet fitting. Fitting is staked in position in fuel rail and is NOT removable.
- Disconnect fuel return line at pressure regulator. Remove fuel rail bolts and spacers. Remove fuel rail with injectors. Ensure injectors DO NOT fall out of fuel rail. If replacing injectors in fuel rail, replace all injector "O" rings and injector-to-rail retainer clips.