Fuel pump module. Fuel pump inlet filter

Fuel pump module

REMOVAL

WARNING: THE FUEL SYSTEM IS UNDER A CONSTANT PRESSURE (EVEN WITH ENGINE OFF).

BEFORE SERVICING FUEL PUMP MODULE, FUEL SYSTEM PRESSURE MUST BE RELEASED.

The fuel pump module is located in top of fuel tank.

(1) Drain fuel tank and remove tank. Refer to Fuel Tank Removal/Installation in this group.

(2) Thoroughly wash and clean area around pump module to prevent contaminants from entering tank.

(3) Part of Fuel Tank Removal Procedure: Disconnect EVAP line at pump module (Fig. 25); disconnect wiring harness connector at pump module; disconnect fuel line from fuel filter fitting.

(4) Rotate fuel filter until its fitting is pointed towards center of pump module.

(5) A metal lockring is used to secure fuel pump module to fuel tank (Fig. 25). Six metal fingers (Fig.

25) are molded into the plastic fuel tank. The fingers are used to retain lockring to fuel tank. A rubber gasket is used as a seal between module and fuel tank.

(6) Before removing lockring, apply a small amount of engine oil to 6 fingers where fingers meet lockring (to act as a lubricant).

Fig. 25 Fuel Pump Module and Lockring Fig. 25 Fuel Pump Module and Lockring

1 - FINGER LOCK (6)

2 - LOCK TAB

3 - ELEC. CONNEC.

4 - LOCKRING

5 - EVAP LINE

6 - FUEL PUMP MODULE

7 - FINGERS (6)

(7) Remove (rotate) lockring counterclockwise using a brass or bronze drift punch and a hammer.

This must be done while slightly prying back on lock tab (Fig. 25).

(8) Remove lockring and pump module from fuel tank.

INSTALLATION

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

(1) Using a new gasket, position fuel pump module into opening in fuel tank. Be sure rubber gasket remains in place. Rotate pump module assembly until module is positioned as shown in (Fig. 25). This step must be followed to prevent float/float rod from contacting sides of fuel tank.

(2) Before installing lockring, apply a small amount of engine oil to 6 fingers where fingers meet lockring (to act as a lubricant).

(3) Position lockring over top of fuel pump module.

Tighten finger tight.

(4) Install (rotate) lockring clockwise using a brass or bronze drift punch and a hammer. Continue rotating lockring until 6 fingers (Fig. 25) drop into 6 finger locks and lock tab (Fig. 25) falls into lockring notch.

(5) Install fuel tank. Refer to Fuel Tank Installation in this section.

Fuel pump inlet filter

The fuel pump inlet filter (strainer) is located on the bottom of the fuel pump module (Fig. 26). The fuel pump module is located inside of fuel tank.

Fig. 26 Fuel Pump Inlet Filter Fig. 26 Fuel Pump Inlet Filter

1 - FUEL PUMP INLET FILTER

2 - LOCK TABS (2)

3 - FUEL PUMP MODULE (BOTTOM)

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. Be sure o-ring is in correct position.

(2) Install fuel pump module. Refer to Fuel Pump Module Removal/Installation.

(3) Install fuel tank. Refer to Fuel Tank Removal/ Installation.

    Dodge Durango (DN) 1998-2003 Service Manual

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