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Home >> Subaru >> 2008 >> Impreza WRX STi >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System (H4DOTC) >> Fuel Tank >> Removal

Fuel Tank: Removal

WARNING: Place "NO OPEN FLAMES" signs near the working area.
CAUTION: Be careful not to spill fuel.
  1. Set the vehicle on a lift.
  2. Release the fuel pressure. <Ref. to RELEASING OF FUEL PRESSURE , PROCEDURE, Fuel. >
  3. Drain fuel from fuel tank.

    <Ref. to DRAINING FUEL (WITH SUBARU SELECT MONITOR) , PROCEDURE, Fuel. >

  4. Disconnect the battery ground cable from the battery.
    Fig 1: Identifying Battery Ground Cable
    G05019586Courtesy of SUBARU OF AMERICA, INC.
  5. Remove the rear seat.
  6. Remove the service hole cover of fuel pump.
    1. Separate fuel pump connector (A), and remove clip (B).
    2. Remove bolt (C).
    3. Push the grommet (D) down and remove the service hole cover.
    Fig 2: Identifying Fuel Pump Connector, Clip And Bolt
    G05659502Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the service hole cover of fuel sub level sensor.
    Fig 3: Identifying Service Hole Cover And Fuel Sub Level Sensor
    G05660534Courtesy of SUBARU OF AMERICA, INC.
  8. Disconnect the quick connector of fuel delivery tube (A) and fuel return tube (B). <Ref. to REMOVAL , Fuel Delivery, Return and Evaporation Lines. >
    Fig 4: Identifying Fuel Delivery Tube And Fuel Return Tube
    G05660535Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the rear wheels.
  10. Lift up the vehicle.
  11. Remove the rear ABS wheel speed sensor from the rear housing.
    Fig 5: Identifying Rear ABS Wheel Speed Sensor And Rear Housing
    G05659505Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the bolt holding the rear brake hose bracket.
    Fig 6: Locating Rear Brake Hose Bracket And Bolt
    G05659506Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the rear brake caliper and tie it to the body side of the vehicle.
    Fig 7: Identifying Rear Brake Caliper
    G05659507Courtesy of SUBARU OF AMERICA, INC.
  14. Remove the parking brake cable from the parking brake assembly. <Ref. to REMOVAL , Parking Brake Assembly (Rear Disc Brake).>
  15. Remove the rear exhaust pipe.

    <Ref. to REMOVAL , Rear Exhaust Pipe.>

  16. Remove the propeller shaft. <Ref. to REMOVAL , Propeller Shaft.>
  17. Remove the heat shield cover and fuel tank protector.
  18. Disconnect the connector from the rear ABS wheel speed sensor.
    Fig 8: Locating Rear ABS Wheel Speed Sensor
    G05659508Courtesy of SUBARU OF AMERICA, INC.
  19. Remove the bolts securing the parking brake cable clamp.
    Fig 9: Identifying Parking Brake Cable Clamp And Bolts
    G05659509Courtesy of SUBARU OF AMERICA, INC.
  20. Disconnect drain hose (B) from the canister drain connector (A).
    Fig 10: Identifying Drain Hose And Canister Drain Connector
    G05659510Courtesy of SUBARU OF AMERICA, INC.
  21. Remove the rear suspension assembly.
    WARNING: A helper is required to perform this work.
    1. Support the rear differential with the transmission jack.
    2. Remove the bolts which hold the rear shock absorber to the rear suspension arm.
      Fig 11: Locating Rear Shock Absorber Bolt
      G05659511Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the bolts which secure the rear suspension assembly to the body.
      Fig 12: Locating Rear Suspension Assembly Bolt
      G05659512Courtesy of SUBARU OF AMERICA, INC.
    4. Remove the rear suspension assembly.
  22. Disconnect evaporation hose (B) from connector (A).
    Fig 13: Identifying Evaporation Hose And Connector
    G05659513Courtesy of SUBARU OF AMERICA, INC.
  23. Disconnect the quick connector of the evaporation hose from the evaporation pipe as shown in the figure.
    Fig 14: Identifying Evaporation Pipe And Quick Connector
    G05660545Courtesy of SUBARU OF AMERICA, INC.
    Fig 15: Identifying Retainer
    G05659515Courtesy of SUBARU OF AMERICA, INC.
  24. Disconnect the fuel filler hose (A) and evaporation hose (B).
    Fig 16: Identifying Fuel Filler Hose And Evaporation Hose
    G05659516Courtesy of SUBARU OF AMERICA, INC.
  25. Support the fuel tank with a transmission jack, remove the bolts from the fuel tank band, and remove the fuel tank from the vehicle.
    WARNING:
    • A helper is required to perform this work.
    • Fuel may remain in the fuel tank. This will cause the left and right sides to be unbalanced. Be careful not to drop the fuel tank when removing.
    Fig 17: Identifying Fuel Tank Bolts
    G05659517Courtesy of SUBARU OF AMERICA, INC.