Installation Procedure
- Lubricate the new fuel injector O-rings with clean engine oil.
- Install the new fuel injector O-rings onto the fuel injectors.
- Install the new retainer clips onto the fuel rail prior to installing the fuel injectors to the fuel rail.
- Install the fuel injector assembly into the fuel rail with the fuel injectors electrical socket facing upward.
- Rotate the injectors so that they are perpendicular to the fuel rail.
- Install the fuel rail assembly to the intake manifold.
- Connect the fuel pressure regulator vacuum line.
- Install the fuel rail bolts.
Tighten: Tighten the fuel rail bolts to 8 N.m (71 lb in).
- Connect the fuel injector electrical connectors.
- Connect the fuel line quick connects.
- Instal the intake plenum. Refer to Intake Plenum Replacement .
- Connect the negative battery cable.
Tighten: Tighten the battery terminal bolts to 17 N.m (13 lb ft).
- Crank the engine for a few seconds. Turn OFF the engine if it starts.
- Inspect for fuel leaks.
IMPORTANT:
Press the injector into the fuel rail until it clicks into the retainer clip.
NOTE:
Refer to Fastener Notice
in Cautions and Notices.
NOTE:
Replace plastic fuel line retainers whenever the fuel supply or return line is disconnected at the fuel rail. Install the new retainer into the female cavity of the connection. Care must be taken to ensure that the locking tab is centered in the window of the female cavity. Firmly press the female connection onto the male end until a click is heard, then pull back to confirm engagement. Pinched, kinked, or damaged fuel lines must be replaced.