Ford F150 Pickup. Instruction - part 1162

Fig. 41: Tightening Instruction Lockdown Valve Jackscrew 
Courtesy of FORD MOTOR CO. 

21. Repeat the procedure until all affected tanks are vented.  

22. Install the fuel fill line onto the fuel fill valve. 

 

2003 Ford Pickup F150 

2003 GENERAL INFORMATION Fuel System - General Information - Natural Gas - F150 Pickup

  

Fig. 42: Installing Fuel Fill Line Onto Fuel Fill Valve 
Courtesy of FORD MOTOR CO. 

Solenoid - Stuck Closed or Does Not Operate 

NOTE:

On vehicles equipped with an extended range fuel tank, the jackscrew can 
be reached through an access hole in the vapor retaining cover.

 

2003 Ford Pickup F150 

2003 GENERAL INFORMATION Fuel System - General Information - Natural Gas - F150 Pickup

  

Fig. 43: Identifying Instruction Lockdown Valve Jackscrew 
Courtesy of FORD MOTOR CO. 

1. Turn in the instruction lockdown valve jackscrew on the fuel tank solenoid valve(s).  

2. Perform the fuel line venting procedure. For additional information, refer to FUEL LINE 

EVACUATION .  

3. Disconnect the fuel fill line from the fuel fill valve. 

 

2003 Ford Pickup F150 

2003 GENERAL INFORMATION Fuel System - General Information - Natural Gas - F150 Pickup

  

Fig. 44: Disconnecting Fuel Fill Line 
Courtesy of FORD MOTOR CO. 

4. Connect the Fuel Venting Kit and Adapter to the fuel fill line. 

 

2003 Ford Pickup F150 

2003 GENERAL INFORMATION Fuel System - General Information - Natural Gas - F150 Pickup