Ram 1500, 2500, 3500, 2WD and 4WD, 2001-2005

Fuel Lift Pump

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Removal & Installation



The fuel transfer pump (fuel lift pump) is attached to the rear of the fuel filter/water separator housing.

  1. Drain fuel from fuel filter housing. Refer to Fuel Filter/Water Separator. See Draining.
  2.  
  3. Disconnect the electrical connector from the fuel transfer pump.
  4.  
  5. Disconnect the fuel tank supply line from fuel transfer pump extension line. This is done at the disconnection point at inside of left inner frame rail.
  6.  
  7. Remove 4 pump mounting bolts (hex-allen), and remove pump from fuel filter housing.
  8.  
  9. Confirm that transfer pump O-ring is also removed from fuel filter housing.

    Click image to see an enlarged view

    Fig. View of the filter housing (1), electrical connector (2), fuel transfer (lift) pump (3), fuel line extension (4) and hex mounting bolts (5)

    View of the filter housing (1), electrical connector (2), fuel transfer (lift) pump (3), fuel line extension (4) and hex mounting bolts (5)
  10.  

To install:

  1. Install a new O-ring to fuel transfer pump.
  2.  
  3. Lubricate O-ring and OD of transfer pump inlet connector.
  4.  
  5. Position fuel transfer pump onto fuel filter housing. Do not use mounting bolts to draw transfer pump to filter housing.
  6.  
  7. Be sure pump is positioned flat to fuel filter housing. Install mounting bolts and evenly tighten to 61 inch lbs. (7 Nm).
  8.  
  9. Connect fuel line extension at fuel supply line.
  10.  
  11. Connect electrical connector to pump.
  12.  
  13. Prime the system as follows:
    1. Cycle key to actuate transfer pump, or use DRB Scan Tool to actuate transfer pump. Check for leaks.
    2.  

  14.  
  15. Operate engine and check for fuel leaks.
  16.  

 
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