Fuel Pump: Service and Repair

Fig 28 Top View Of Fuel Pump Module:

Fig 29 Locknut Removal/Installation - Typical:

WARNING: THE FUEL SYSTEM IS UNDER A CONSTANT PRESSURE (EVEN WITH ENGINE OFF). BEFORE SERVICING FUEL PUMP MODULE, FUEL SYSTEM PRESSURE MUST BE RELEASED.

FUEL PUMP MODULE
REMOVAL
1. Drain fuel tank and remove tank. Refer to Fuel Tank Removal/Installation.
2. Thoroughly wash and clean area around pump module to prevent contaminants from entering tank.
3. The fuel pump module locknut is threaded onto fuel tank (Fig. 28). Install Special Tool 6856 to fuel pump module locknut and remove locknut (Fig. 29).
4. Remove module from fuel tank.

CAUTION: Whenever fuel pump module is serviced, the module gasket must be replaced.

INSTALLATION
1. Using a new gasket, position fuel pump module into opening in fuel tank.
- Be sure rubber gasket remains in place.
- Rotate module assembly until module alignment arrow is at 7 o'clock position (Fig. 28).
- This step must be followed to prevent float/float rod from contacting sides of fuel tank.
2. Position locknut over top of fuel pump module.
- Tighten finger tight.
3. Carefully rotate fuel filter/fuel pressure regulator until pointed towards drivers side of vehicle (Fig. 28).
4. Install Special Tool 6856 to locknut.
5. Tighten locknut to 54 Nm (40 ft lb) torque.
- While tightening locknut, be sure module has not rotated.
6. Install fuel tank. Refer to Fuel Tank Installation.

Fig 30 Fuel Pump Inlet Filter:

FUEL PUMP INLET FILTER

NOTE: The fuel pump inlet filter (strainer) is located on the bottom of the fuel pump module (Fig. 30). The fuel pump module is located inside of fuel tank.

REMOVAL
1. Remove fuel tank. Refer to Fuel Tank Removal/ Installation.
2. Remove fuel pump module. Refer to Fuel Pump Module Removal/Installation.
3. Remove filter by carefully prying 2 lock tabs at bottom of module with 2 screwdrivers. Filter is snapped to module.
4. Clean bottom of pump module.

INSTALLATION
1. Snap new filter to bottom of module.
2. Install fuel pump module. Refer to Fuel Pump Module Removal/Installation.
3. Install fuel tank. Refer to Fuel Tank Removal/ Installation.