Fuel Pump: Service and Repair
REMOVALWARNING: THE FUEL SYSTEM IS UNDER A CONSTANT PRESSURE (EVEN WITH THE ENGINE OFF). BEFORE SERVICING THE FUEL PUMP MODULE, THE FUEL SYSTEM PRESSURE MUST BE RELEASED.
1. Drain and remove fuel tank. Refer to Fuel Tank Removal/Installation.
Fig. 17 Fuel Pump Module (Top):
Fig. 18 Locknut Removal/Installation - Typical:
2. The plastic fuel pump module locknut (Fig. 17) is threaded onto fuel tank. Install Special Tool 6856 to locknut and remove locknut (Fig. 18). The fuel pump module will spring up slightly when locknut is removed.
3. Remove module from fuel tank.
INSTALLATION
CAUTION: Whenever the fuel pump module is serviced, the rubber gasket must be replaced.
1. Using a new gasket, position fuel pump module into opening in fuel tank.
2. Position locknut over top of fuel pump module. Install locknut finger tight.
3. Rotate module until embossed alignment arrow (Fig. 17) points to center alignment mark. This step must be performed to prevent float from contacting side of fuel tank. Also be sure fitting on fuel filter/ fuel pressure regulator is pointed to drivers side of vehicle.
4. Install Special Tool 6856 (Fig. 18) to locknut.
5. Tighten locknut. Refer to Torque Specifications.
6. Install fuel tank. Refer to Fuel Tank Removal/Installation.