Fuel Filter: Service and Repair
REMOVAL PROCEDUREIMPORTANT: Clean the fuel filter connections and surrounding are before disconnecting the fuel lines in order to avoid possible fuel system contamination.
1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure.
2. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
3. Clean the fuel filter connections.
4. Using a flare nut wrench and backup wrench, loosen the fuel lines (1) from the fuel filter.
5. Remove the fuel filter outlet line from the retainer and reposition the line out of the way.
6. Slide the fuel filter out from the bracket.
7. Inspect the fuel line O-rings for cuts, nicks, swelling, or distortion. Replace the O-rings if necessary.
8. If a restricted fuel filter is found, clean the entire fuel system. Refer to Fuel System Cleaning.
INSTALLATION PROCEDURE
1. Slide a NEW fuel filter into the bracket.
2. Position the fuel filter outlet line and install it to the retainer.
3. Tighten the fittings by hand until snug.
NOTE: Refer to Fastener Notice in Service Precautions Fastener Notice.
4. Using a flare nut wrench and backup wrench, tighten the fuel lines (1).
Tighten
Tighten the fittings to 25 N.m (18 lb ft).
5. Lower the vehicle.
6. Install the fuel fill cap.
7. Connect the negative battery cable.
8. Perform the following in order to inspect for fuel leaks:
8.1. Turn the ignition to ON, with the engine OFF, for 2 seconds.
8.2. Turn the ignition to OFF for 10 seconds.
8.3. Turn the ignition to ON, with the engine OFF.
8.4. Inspect for fuel leaks.