Aerostar AWD V6-245 4.0L (1990)
Fuel Injector: Locations
Fuel Injector
REMOVAL
1.
Remove fuel tank cap and release pressure from fuel system by opening the fuel pressure relief valve.
2.
Remove upper intake manifold as outlined in this section.
3.
Remove fuel supply manifold as outlined in this section.
4.
Carefully remove electrical harness connectors from individual injectors as required.
5.
Remove injector retaining clips as required.
6.
Grasping injector body, pull up while gently rocking injector from side to side.
Fuel Injector
7.
Inspect injector o-rings (two per injector) for signs of deterioration. Replace as required.
8.
Inspect injector "plastic hat" (covering the injector pintle) and washer for signs of deterioration. Replace as required. If has is missing, look for in in
intake manifold.
INSTALLATION
1.
Lubricate new o-rings with light grade oil and install two on each injector.
NOTE: Never use silicone grease. It will clog the injector(s).
2.
Install injector(s), using a light twisting, pushing motion.
3.
Install fuel supply manifold. Replace retainer clips if distorted.
