Fuel Injectors, Removing and Installing

Fuel Injectors, Removing And Installing







- Remove engine cover (arrows).
- Remove intake air hose between Mass Air Flow (MAF) sensor and intake air elbow.
- Remove all harness connectors to injectors.
- Disconnect vacuum hose from fuel pressure regulator.
- Expose wires at fuel distributor.







- Unscrew fuel distributor from intake manifold (arrows).
- Remove fuel distributor with injectors from intake manifold simultaneously upward and set aside in rear of engine compartment on a clean cloth.


WARNING!
Fuel system is under pressure! Place a cloth around the connection point before opening system. Then release pressure by carefully loosening connection point.


- Disengage retaining clip and remove fuel injector.


NOTE: Fuel lines must be disconnected before replacing fuel distributor.


Installation is reverse of removal, noting the following:
- Remove O-rings at all opened connections. (Never remove plastic cap from valve head to replace front O-ring - pry O-ring off over plastic cap).
- Lightly lubricate O-rings with clean engine oil.
- Make sure fuel injectors are in place and seated correctly
- Check clip for unobstructed fitting.
- Place fuel rail with secured fuel injectors onto intake manifold, and apply uniform pressure to press it in.

Tightening torque

Component NM
Fuel distributor at intake manifold 10