Fuel Injector: Service and Repair

Fuel Injector Identification:

Fuel Injector Above Intake Port:

FUEL INJECTOR REPLACEMENT PROCEDURE

TOOL REQUIRED
J 41081 Injector Remover

REMOVE OR DISCONNECT
1. Negative battery cable.
2. Intake manifold top cover.
3. Relieve fuel system pressure. Refer to Fuel System Pressure Relief Procedure.
4. Injector electrical connector.
5. Release fuel rail to intake manifold locking tab by pushing toward center of intake manifold.
6. Pry injector up out of intake manifold using J 41081 between the bottom of injector and intake manifold.
7. Spread injector retainer clip to release injector from fuel rail.
8. Fuel injector.

NOTICE: It may be necessary to release the adjacent injector(s) from the intake manifold to allow increased fuel tail movement for injector access.

INSTALL OR CONNECT
1. Lubricate new upper and lower injector 0-rings with clean engine oil and install on injector.
2. New retainer clip onto injector.
3. Fuel injector into fuel rail.
^ Insure sprays are aligned by orienting electrical connector perpendicular to crankshaft.
^ Push in far enough to engage retainer clip with machined slots on rail socket.
4. Push fuel rail down onto intake manifold until the locks latch.
5. Injector electrical connector.
6. Tighten fuel filler cap.
7. Negative battery cable.

INSPECT
Turn ignition switch to 'ON' position for two seconds, then turn to 'OFF' for ten seconds. Again turn to 'ON' position and check for fuel leaks.

8. Intake manifold top cover. Tighten Intake manifold top cover nuts to 2 Nm (18 lb. in.).