Ford F150 Pickup. Instruction - part 1209

Fig. 85: Connecting Front High-Pressure Fuel Line To In-Bed Fuel Tank High-Pressure Fuel Line
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

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

  

Fig. 86: Connecting Front High-Pressure Fuel Line To Coalescer/Filter 
Courtesy of FORD MOTOR CO. 

1. Follow the removal procedure in reverse order.  

LINES - LOW-PRESSURE FUEL 

Special Tool(s) 

 

2003 Ford Pickup F150 

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

  

Fig. 87: Identifying Special Tool 
Courtesy of FORD MOTOR CO. 

Removal 

1. Perform the Pressure Relief - Fuel Line Venting procedure; Refer to FUEL SYSTEM PRESSURE 

RELEASE .  

2. Drain the coolant system; refer to DRAINING .  

3. Disconnect the low-pressure fuel and the fuel pressure regulator coolant lines. 

1. Pinch off the coolant lines 76 mm (3 inches) from the fuel pressure regulator.  

2. Disconnect the fuel pressure regulator coolant lines.  

3. Disconnect the low-pressure fuel line from the fuel pressure regulator. 

NOTE:

The low-pressure fuel line and the fuel pressure regulator coolant lines are 
removed as an assembly.

 

2003 Ford Pickup F150 

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

  

Fig. 88: Disconnecting Low-Pressure Fuel And Fuel Pressure Regulator Coolant Lines 
Courtesy of FORD MOTOR CO. 

4. Remove the nuts from the low-pressure fuel and fuel pressure regulator coolant line assembly retaining 

bracket. 

 

2003 Ford Pickup F150 

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