2007 Liberty KJ Factory Service Manual 14 - FUEL SYSTEM

INJECTOR-FUEL

DESCRIPTION



An individual fuel injector (1) is used for each individual cylinder.

REMOVAL




1. Remove fuel rail.
(Refer to 14 - FUEL SYSTEM/FUEL DELIVERY/FUEL RAIL - REMOVAL)
2. Disconnect clip(s) (2) that retain fuel injector(s) (3) to fuel rail (4) .

INSTALLATION




1. Install fuel injector(s) (3) into fuel rail assembly (4) and install retaining clip(s) (2).
2. If same injector(s) is being reinstalled, install new O-ring(s). Two different O-rings are being used. These can be easily identified by color. Install black O-ring at intake manifold end of injector. Install red/rust colored O-ring at fuel rail end of injector.
3. Apply a small amount of clean engine oil to each injector O-ring. This will aid in installation.
4. Install fuel rail.
(Refer to 14 - FUEL SYSTEM/FUEL DELIVERY/FUEL RAIL - INSTALLATION)
5. Start engine and check for fuel leaks.