Fuel Pump: Service and Repair

Fig 1 Top View Of Fuel Pump Module:

Fig 28 Locknut Removal/Installation -- Typical:

WARNING: The fuel system is under constant pressure, even when the engine is OFF. Always release fuel pressure before servicing any fuel system component.

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

REMOVAL
1. Drain and remove fuel tank.
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.
- Install Special Tool 6856 to fuel pump module locknut and remove locknut (Fig. 28).
- The fuel pump module will spring up when locknut is removed.
4. Remove module from fuel tank.

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

INSTALLATION
1. Using a new gasket position fuel pump module into opening in fuel tank.
2. Rotate module assembly and align Index Arrow until pointed to rear of vehicle.
3. Position new locknut over top of fuel pump module.
4. Install Special Tool 6856 to locknut.
5. Tighten locknut to 24-44 N.m (18-32 ft. lbs.) torque.
6. Install fuel tank.

Fig 29 Fuel Pump Inlet Filter:

FUEL PUMP INLET FILTER
The fuel pump inlet filter (strainer) is located on the bottom of fuel pump module (Fig. 29). The fuel pump module is located on top 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.