Diesel Engines
WARNING: This page is about a different car, the 2008 Ford Pickup, 2008 Ford F550 Super Duty, 2008 Ford F450 Super Duty, and 2008 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
The diesel fuel system consists of:
- the fuel tank, there are 3 available fuel tanks.
- The midship fuel tank is mounted to the LH frame side rail.
- The auxiliary fuel tank is mounted to the LH frame side rail.
- The aft-of-axle fuel tank is mounted at the rear of the frame between the side rails.
- a fuel tank filler pipe without a restrictor plate.
- fuel tubes.
- a threaded fuel tank filler cap.
- the fuel conditioning module.
- contains a fuel filter and water separator to protect the fuel injectors.
- contains an inline FP which provides pressurized fuel to the engine and contains a pressure relief valve for overpressure protection in the event of restricted flow.
- is frame mounted.
- an IFS switch
- a vapor tube (midship fuel tank)
The fuel tank stores the liquid fuel. The FP is controlled by the FP PCM relay. Electrical power to the FP is provided through the IFS switch. The fuel supply tubes route fuel from the fuel tank to the engine and the fuel return tubes route unused fuel from the engine back to the fuel tank.