Ford F150 Pickup. Manual — part 1278
Fig. 7: Locating Connector
Courtesy of FORD MOTOR CO.
2003 Ford Pickup F150
2003 ENGINE PERFORMANCE Removal & Installation - F150 Pickup - Bi-Fuel - Gasoline/LPG
Fig. 8: Locating Compuvalve Retaining Bolts
Courtesy of FORD MOTOR CO.
FILLER VALVE
Removal & Installation
Release LPG fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Disconnect the fuel line. See Fig.
9 . Remove the nut, the washer and the fill valve. See Fig. 10 . To install, reverse the removal procedure. Use
only NEW approved "O" rings upon installation. Lubricate the "O" ring seals with Super Premium SAE 5W30
Motor Oil. Pressurize LPG fuel system and perform leak test. See LEAK TEST - ALL BI-FUEL VEHICLES
under FUEL SYSTEMS in SYSTEM & COMPONENT TESTING - BI-FUEL - GASOLINE/CNG article.
NOTE:
See FUEL SYSTEM PRECAUTIONS .
2003 Ford Pickup F150
2003 ENGINE PERFORMANCE Removal & Installation - F150 Pickup - Bi-Fuel - Gasoline/LPG
Fig. 9: Locating Fuel Line
Courtesy of FORD MOTOR CO.
2003 Ford Pickup F150
2003 ENGINE PERFORMANCE Removal & Installation - F150 Pickup - Bi-Fuel - Gasoline/LPG
Fig. 10: Locating Fill Valve Nut
Courtesy of FORD MOTOR CO.
FUEL RAILS & INJECTORS
Removal & Installation
1. Release LPG fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Release fuel system
pressure from gasoline system. See FUEL SYSTEM PRESSURE RELEASE under FUEL SYSTEMS
in REMOVAL & INSTALLATION - BLACKWOOD, EXPEDITION, F150 PICKUP & NAVIGATOR -
GASOLINE article. Disconnect negative battery cable.
2. Remove the engine air cleaner and outlet tube as an assembly. Remove the compuvalve. See
COMPUVALVE . Remove gasoline fuel injection supply manifold and injectors. See FUEL RAILS &
INJECTORS under FUEL SYSTEMS in REMOVAL & INSTALLATION - BLACKWOOD,
EXPEDITION, F150 PICKUP & NAVIGATOR - GASOLINE article. Remove vaporizer and bracket as
an assembly. See VAPORIZER (FUEL HEATER) .
3. Disconnect the accelerator and speed control cable. Disconnect Engine Coolant Temperature (ECT)
NOTE:
If fuel rail tuning is necessary after installation, see FUEL RAIL (TUNABLE "T")
under ADJUSTMENTS.
NOTE:
See FUEL SYSTEM PRECAUTIONS .
2003 Ford Pickup F150
2003 ENGINE PERFORMANCE Removal & Installation - F150 Pickup - Bi-Fuel - Gasoline/LPG
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