Fuel Injector: Service and Repair

FUEL INJECTORS

Removal
1. Disconnect the battery ground cable.
2. Release the fuel pressure.
3. Remove the upper intake manifold.







4. Disconnect the engine control sensor wiring from the fuel injectors.
5. Disconnect the fuel hose.







6. Remove the fuel injection supply manifold.
- Remove the four bolts.
- Remove the fuel injection supply manifold and the fuel injectors as an assembly.







7. Remove the six fuel injectors from the fuel supply manifold.
- Remove and discard the fuel injector O-rings.

Installation







1. NOTE: Lubricate the new O-rings with clean engine oil.

Install new O-rings on the fuel injectors and install the fuel injectors.






2. Install the fuel injection supply manifold.







3. Connect the fuel hose.







4. Connect the fuel injector electrical connectors.
5. Install the upper intake manifold.
6. Connect the battery ground cable.