Fuel Injector: Service and Repair
Injector Replacement1. Relieve the fuel pressure.
2. Disconnect the connectors from the injectors (A), then remove the ground cable (B) and the harness holder (C).
3. Disconnect the quick-connect fitting (D).
4. Remove the fuel rail mounting nuts (E) from the fuel rail (F).
5. Remove the injector clip (G) from the injector.
6. Remove the injector from the fuel rail.
7. Coat the new O-rings (A) with clean engine oil, and insert the injectors (B) into the fuel rail (C).
8. Install the injector clip (D).
9. Coat the injector O-rings (E) with clean engine oil
10. Install the injectors in the injector base (F).
11. Install the fuel rail mounting nuts.
12. Connect the connectors on the injectors, then install the ground cable and the harness holder.
13. Connect the quick-connect fitting.
14. Turn the ignition switch ON (II), but do not operate the starter. After the fuel pump runs for about 2 seconds, the fuel pressure in the fuel line rises. Repeat this two or three times, then check for fuel leakage.