Fuel Injector: Service and Repair

REMOVAL

Injector Retaining Clips - Typical Injector:

1. Remove fuel rail.
2. Disconnect clip(s) that retain fuel injector(s) to fuel rail.

INSTALLATION

WARNING: THE FUEL SYSTEM IS UNDER A CONSTANT PRESSURE EVEN WITH ENGINE TURNED OFF. BEFORE SERVICING FUEL INJECTOR(S), FUEL SYSTEM PRESSURE MUST BE RELEASED.

To release fuel pressure, refer to Fuel System Pressure Release Procedure.

To remove one or more fuel injectors, fuel rail assembly must be removed from engine.
1. Apply a small amount of clean engine oil to each fuel injector O-ring. This will help in fuel rail installation.
2. Install inject or(s) and injector clip(s) to fuel rail.
3. Install fuel rail assembly.
4. Install air cleaner.
5. Start engine and check for leaks.