Fuel Filter: Service and Repair

Fig.14 Fuel Filter:

The fuel filter mounts to the frame above the rear of the fuel tank (Fig. 14). The inlet and outlet tubes are permanently attached to the filter.

REMOVAL

WARNING: RELEASE FUEL SYSTEM PRESSURE BEFORE DISCONNECTING QUICK-CONNECT FITTINGS AT FUEL FILTER AND FUEL PUMP MODULE. REFER TO THE FUEL PRESSURE RELEASE PROCEDURE

1. Remove rear seat.
2. Disconnect fuel pump electrical connector. Push grommet out and feed jumper completely through hole in body.
3. Remove fuel cap slowly to release tank pressure.
4. With vehicle on a hoist, drain fuel from tank. Refer to Fuel Tank Draining.
5. Remove driver's side fuel tank strap. Loosen, do not remove, passenger side fuel tank strap allowing fuel tank fill neck to touch rear suspension crossmember.

WARNING: WRAP SHOP TOWELS AROUND HOSES TO CATCH ANY GASOLINE SPILLAGE.

Fig.13 Fuel Lines At Fuel Pump Module:

6. Disconnect fuel lines from fuel pump module (Fig. 13). These are quick connect fittings. Refer to Quick Connect Fittings.
7. Disconnect fuel supply line from the fuel brake module.
8. Remove fuel filter (Fig. 14).

INSTALLATION
The fuel supply (to filter) tube, return tube (to pump module) are permanently attached to the fuel filter. The ends of the fuel supply and return tubes have different size quick-connect fittings. The larger quick-connect fitting connects to the large nipple (supply side) on the fuel pump module. The smaller quick-connect fitting attaches to the small nipple (return side) on the fuel pump module.
1. Apply a light coating of clean 30 weight engine oil to the fuel filter nipples. Install fuel tubes. Refer to Fuel Tubes and Quick-Connect Fittings.
2. Install fuel tank, filter and tank straps, install the front bolts first and then the rear bolts. Torque tank strap bolts to 23 Nm (250 in. lbs.). Make sure pump module harness grommet is installed in body as tank is raised into position.
3. Lower vehicle and connect pump module connector.
4. Install rear seat.
5. Fill tank with fuel.
6. Connect negative cable to auxiliary jumper terminal.
7. Use the DRB scan tool ASD Fuel system test to pressurize the the fuel system. Check for leaks.