Fuel Injectors

WARNING: This page is about a different car, the 2007 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.

The fuel injector:

uses replaceable O-rings.
is electronically operated by the PCM.
has an internal solenoid that opens a needle valve, to inject fuel into the intake port in the cylinder head.
atomizes the fuel as the fuel is delivered.
is deposit resistant.