RAM 2500 Truck 4WD L6-5.9L DSL Turbo VIN 7 (2001)
Fig. 6 Fuel Filter/Water Separator Components
b. Remove O-ring (Fig. 6) from filter cap and discard.
c. The filter is retained to the cap with a series of locking fingers. Carefully pry back a few of the fingers to unlock filter from cap.
6. Water-In-Fuel (WIF) Sensor Replacement: The WIF sensor is located on the side of the fuel filter housing (Fig. 6).