Removal & Installation
WARNING: This page is about a different car, the 2002 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
- Remove air inlet tube(s) as necessary. Release CNG or LPG fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Release fuel system pressure from gasoline system. See FUEL SYSTEM PRESSURE RELEASE under REMOVAL, OVERHAUL & INSTALLATION - BLACKWOOD, EXPEDITION, F150 PICKUP & NAVIGATOR - GASOLINE article. On all models, disconnect negative battery cable. Go to next step.
- Remove gasoline fuel injection supply manifold and injectors. See FUEL RAILS & INJECTORS under FUEL SYSTEMS in REMOVAL, OVERHAUL & INSTALLATION - BLACKWOOD, EXPEDITION, F150 PICKUP & NAVIGATOR - GASOLINE article. On LPG vehicles, remove vaporizer and bracket as an assembly. See VAPORIZER (FUEL HEATER) . Go to next step.
- Disconnect the accelerator and speed control cable. Disconnect Engine Coolant Temperature (ECT) sensor. Disconnect generator wiring. Disconnect Throttle Position (TP) sensor. Remove bolts retaining ignition coils and remove ignition coils. Remove CNG or LPG fuel injection supply manifold and fuel injector sleeves.
- Install NEW "O" rings onto fuel injectors. Lightly lubricate "O" rings with clean engine oil. DO NOT use silicone-based lubricant. To complete installation, reverse removal procedure. Ensure injectors and/or injector sleeves are properly seated. Tighten fuel rail bolts to specification. See TORQUE SPECIFICATIONS .
- After installation is complete, fuel lines and fittings must be leak tested. See LEAK TEST - ALL BI-FUEL VEHICLES under FUEL SYSTEMS in SYSTEM & COMPONENT TESTING - EEC-V - BI-FUEL article.