Ford F150 Pickup. Instruction - part 1280

4. Connect negative battery cable. Fill and bleed cooling system. Pressurize LPG fuel system. After 

installation is complete, LPG system must be leak tested. See LEAK TEST - ALL BI-FUEL 
VEHICLES under FUEL SYSTEMS in SYSTEM & COMPONENT TESTING - BI-FUEL - 
GASOLINE/CNG article.  

Fig. 16: Locating Vaporizer Vent Line 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 ENGINE PERFORMANCE Removal & Installation - F150 Pickup - Bi-Fuel - Gasoline/LPG

  

Fig. 17: Locating Vaporizer Coolant Lines 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 ENGINE PERFORMANCE Removal & Installation - F150 Pickup - Bi-Fuel - Gasoline/LPG

  

Fig. 18: Locating Vaporizer Fuel Lines 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 ENGINE PERFORMANCE Removal & Installation - F150 Pickup - Bi-Fuel - Gasoline/LPG

  

Fig. 19: Locating Vaporizer Electrical Connector 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 ENGINE PERFORMANCE Removal & Installation - F150 Pickup - Bi-Fuel - Gasoline/LPG