Fuel Injector: Service and Repair
Fuel inlectors, checkingWARNING
Fire hazard. Do NOT smoke or have anything in area that can ignite fuell
Removing
^ remove ignition wire guides
^ remove suction hose from hot wire Mass Air Flow (MAF) sensor
^ disconnect hose to EVAP solenoid valve at throttle body
^ disconnect harness connector from TP (throttle position) sensor
^ disconnect lAC (idle AIR control) valve
^ disconnect accelerator cable from throttle
^ disconnect coolant hoses from throttle body and plug off
^ disconnect connector hose from heated tube
^ unclip fuel lines at cylinder head cover and remove from fuel rail
1 disconnect vacuum hose from fuel pressure regulator
^ remove intake manifold. upper section
^ unclip lines to fuel injectors from wiring guide
^ remove wiring guide
^ remove fuel injectors and fuel rail as an assembly
Note
If the injectors are too tight within the holes of the lower section of the intake manifold; carefully pry under the valve body using wrench SW 16.
installing
^ install in reverse order ot removal
Note
Use care when installing the fuel injectors to avoid damaging the 0-rIngs. Lightly lubricate the 0-rings with oil to ease assembly.