B4000 SE Regular Cab 4WD V6-4.0L OHV (1999)
Fuel Line Coupler: Service and Repair
Hairpin Clip Fittings
DISCONNECT NOTE
1. Relieve the fuel pressure.
2. Remove the shipping tab by bending downward.
3. Spread the hairpin clip legs and push the clip into the fitting.
4. Separate the fitting from the tube.
CONNECT NOTE
1. Inspect the fitting and the tube for damage. Remove any dirt or obstructions.
2. Apply a light coat of clean engine oil to the male tube end.
3. Insert the hairpin clip into the fitting.
4. Align the tube and the fitting.