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Home >> Subaru >> 2004 >> Impreza RS, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection (Fuel Systems) (H4SO) >> Fuel Pump >> Removal

Fuel Pump: Removal

WARNING:
  • Place "NO FIRE" signs near the working area. 
  • Be careful not to spill fuel on the floor. 
NOTE: The fuel pump assembly consists of a fuel pump and a fuel level sensor.
  1. Release the fuel pressure. < Ref. to RELEASING OF FUEL PRESSURE , Operation, Fuel.>
  2. Open the fuel filler flap lid and remove the fuel filler cap.
  3. Disconnect the ground cable from battery.
    Fig 1: Disconnecting Ground Cable From Battery
    G00800669Courtesy of SUBARU OF AMERICA, INC.
  4. Lift up the vehicle.
  5. Drain the fuel from the fuel tank. < Ref. to DRAINING FUEL , Operation, Fuel.>

    Set a container under the vehicle and remove the drain plug from the fuel tank.

    Fig 2: Identying Fuel Tank Drain Plugs
    G00800670Courtesy of SUBARU OF AMERICA, INC.
  6. Tighten the fuel drain plug.

    Tightening torque: 

    26 N.m (2.65 kgf-m, 19.2 ft-lb) 

  7. Raise the rear seat and turn the floor mat up.
  8. Remove the access hole lid.
    Fig 3: Removing Access Hole Lid
    G00800671Courtesy of SUBARU OF AMERICA, INC.
  9. Disconnect the connector from fuel pump.
    Fig 4: Disconnecting Connector From Fuel Pump
    G00800672Courtesy of SUBARU OF AMERICA, INC.
  10. Disconnect the quick connector and then disconnect the fuel delivery hose. < Ref. to REMOVAL , Fuel Delivery, Return And Evaporation Lines. >
  11. Move the clip and then disconnect the fuel return hose (A) and jet pump hose (B).
    Fig 5: Disconnecting Fuel Return Hose & Jet Pump Hose
    G00800673Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the nuts which install the fuel pump assembly onto the fuel tank.
    Fig 6: Removing Nuts From Fuel Pump Assembly
    G00800674Courtesy of SUBARU OF AMERICA, INC.
  13. Take off the fuel pump assembly from the fuel tank.