Fuel Injector: Service and Repair

FUEL INJECTOR REPLACEMENT

TOOLS REQUIRED
J 43013 Fuel Injector Removal Tool

REMOVAL PROCEDURE

NOTE: Use care in removing the fuel injectors in order to prevent damage to the fuel injector electrical connector pins or the fuel injector nozzles. Do not immerse the fuel injector in any type of cleaner. The fuel injector is an electrical component and may be damaged by this cleaning method.

IMPORTANT: If the fuel injectors are leaking, the engine oil may be contaminated with fuel.




1. Remove the fuel rail.
2. Remove the fuel injector retaining clip (3).
3. Remove the fuel injector (5) from the fuel rail.




4. Remove and discard the upper O-ring (3).
5. Remove and discard the lower O-ring (2).

INSTALLATION PROCEDURE

IMPORTANT:
^ Be sure to use the correct part number when ordering replacement fuel injectors.
^ The fuel injector O-rings should always be replaced whenever the fuel injectors are serviced. Be sure to install the correct O-ring for the fuel injector. If the O-ring is not seated properly a vacuum leak is possible, and driveability complaints may occur.




1. Lubricate the new upper (3) and lower (2) O-rings with clean engine oil.
2. Install the new O-rings on the fuel injector.




3. Install the fuel injector (5) onto the fuel rail.
4. Snap the fuel injector retaining clip (3) onto the injector and fuel rail.
5. Install the fuel rail.