Thunderbird V8-302 5.0L HO (1992)
Fuel Injector: Service and Repair
REMOVAL
1.
Disconnect battery ground cable and secure it out of the way.
2.
Remove fuel cap.
3.
Release pressure from fuel system.
4.
Remove upper intake manifold.
5.
Remove fuel injection supply manifold assembly.
6.
Remove fuel injector retaining clips.
Fuel Injector
7.
Carefully remove electrical harness connectors from individual injectors.
8.
Grasping injector body, pull up gently while rocking injector from side to side.
Fuel Injector
9.
Inspect injector O-rings (two per injector) for signs of deterioration. Replace as required.
10.
Inspect injector body, end cap and washer for signs of dirt and deterioration. Replace as required. If hat is missing, look for it in the intake
manifold.
INSTALLATION
NOTE: Never use silicone grease. It will clog the injectors.
1.
Replace and lubricate the two injector O-rings on each injector with clean engine oil.
2.
Install fuel injectors. Use a light, twisting, pushing motion to install them.
3.
Reconnect fuel injector retaining clips.
4.
Install fuel injection supply manifold assembly.
5.
Install electrical harness connectors to injectors.
