Spirit V6-181 3.0L SOHC VIN 3 FI (1993)
Air Intake Plenum Removal And Replacement
6. Remove all 8 intake plenum to intake manifold fasteners, and remove plenum from intake manifold. Cover intake manifold ports before
proceeding.
Fuel Injector Harness Electrical Connector
Fuel Rail Location (Upper Intake Plenum Removed)
7. Disconnect fuel injector harness from engine harness. Remove fuel pressure regulator attaching bolts. Remove fuel pressure regulator from rail.
Check fuel pressure regulator O-ring for damage or wear and replace as necessary.
8. Remove fuel rail mounting bolts and lift fuel rail assembly from intake manifold, using care to avoid damaging injectors or injector O-rings.
INSTALLATION
1. Make sure injectors are seated into fuel rail receiver cups, and injector lock clips are in place. Check injector holes to make sure they are clean and
any plugs have been removed. Lube injector O-rings with clean engine oil prior to installation.
2. Place the tip of each injector in its respective port and push the rail assembly into place until all injectors are seated in the ports. Install the fuel rail
attaching bolts and torque to 13 Nm (115 in-lbs).
