4. Verify that the drain plug is closed and sealed, then remove the
container from under the vehicle.
5. Restart the engine and check the WATER IN FUEL indicator light; it
should not be illuminated. If it continues to illuminate, have the fuel
system checked and repaired.
Fuel filter replacement
Both filters should be replaced at the same time. Replace the fuel filters
with Motorcraft Part No. FD-4596.
Removal
•
Engine-mounted filter (15/16”
socket or
1
⁄
2
” square drive
required)
•
Frame-mounted filter (36 mm
socket required)
1. Place an appropriate container under the filter assembly, then remove
the fuel filter cap by turning counterclockwise.
2. Remove and discard the old fuel filter element.
3. Carefully clean the mating surfaces.
2009 Low Cab Forward Truck
(lcf)
Supplement
USA
(fus)
Maintenance and Specifications
140
