Ford F150 Pickup. Instruction - part 1203

Fig. 61: Positioning Fuel Filler Valve In A Vice 
Courtesy of FORD MOTOR CO. 

4. Using the Filter Remover/Installer Tool, turn the fuel filler valve filter counterclockwise to remove. 

 

2003 Ford Pickup F150 

2003 ENGINE Fuel Tank And Lines-Natural Gas - F150 Pickup

  

Fig. 62: Removing Fuel Filler Valve 
Courtesy of FORD MOTOR CO. 

Installation 

1. Follow the removal procedure in reverse order. 

 

2003 Ford Pickup F150 

2003 ENGINE Fuel Tank And Lines-Natural Gas - F150 Pickup

  

COALESCER 

Removal and Installation 

1. Carry out the Pressure Relief - Fuel System. Refer to FUEL SYSTEM PRESSURE RELEASE .  

2. Disconnect the battery ground cable.  

3. Raise the vehicle.  

4. Disconnect the fuel inlet and outlet lines from the fuel coalescer/filter. 

Fig. 63: Disconnecting Fuel Inlet And Outlet Lines From Fuel Coalescer/Filter 
Courtesy of FORD MOTOR CO. 

5. Remove the bolts and remove the coalescer/filter. 

WARNING:

The fuel system will remain pressurized after engine shutdown. This 
pressure must be relieved before servicing any part of the fuel system, or 
personal injury or property damage may result.

WARNING:

Eye protection is required when removing or installing fuel system 
components to avoid possible injury.

 

2003 Ford Pickup F150 

2003 ENGINE Fuel Tank And Lines-Natural Gas - F150 Pickup

  

Fig. 64: Removing Coalescer/Filter 
Courtesy of FORD MOTOR CO. 

6. Remove the positional fittings from the coalescer. 

 

2003 Ford Pickup F150 

2003 ENGINE Fuel Tank And Lines-Natural Gas - F150 Pickup