LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2006 >> Impreza WRX STi >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection (Fuel Systems) (STI) >> Fuel Pump >> Removal

Fuel Pump: Removal

WARNING:
  • Place "NO FIRE" signs near the working area.
  • Be careful not to spill fuel on the floor.
  • Reduce the fuel in the fuel tank to less than 3/4 beforehand. Be careful that fuel may spill when the fuel is more than 3/4.
NOTE: Fuel pump assembly consists of fuel pump and fuel level sensor.
  1. Release the fuel pressure. < Ref. to RELEASING OF FUEL PRESSURE , PROCEDURE, Fuel. >
  2. Open the fuel filler flap lid and remove the fuel filler cap.
  3. Disconnect the ground cable from battery.
  4. Lift-up the vehicle.
  5. Drain the fuel from fuel tank. Set a container under the vehicle and remove the drain plug from fuel tank.
    Fig 1: Locating Drain Plug
    G04997436
  6. Tighten the fuel drain plug.
    NOTE: Use a new gasket.

    Tightening torque: 

    26 N.m (2.65 kgf-m, 19.2 ft-lb) 

    Fig 2: Locating Fuel Drain Plug
    G04997436
  7. Remove the luggage floor mat. < Ref. to REMOVAL , Luggage Floor Mat. >
  8. Remove the service hole cover.
    Fig 3: Locating Service Hole Cover
    G04997472
  9. Disconnect the connector from the fuel pump.
    Fig 4: Locating Connector For Fuel Pump
    G04998455
  10. Disconnect the quick connector and then disconnect the fuel delivery hose and return hose.

    < Ref. to REMOVAL , Fuel Delivery, Return and Evaporation Lines. >

  11. Move the clips, and then disconnect the jet pump hose (A).
    Fig 5: Locating Jet Pump Hose And Clips
    G04998456
  12. Remove the nuts which install the fuel pump assembly onto fuel tank.
    Fig 6: Locating Nuts For Fuel Pump Assembly
    G04998457
  13. Take off the fuel pump assembly from the fuel tank.