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Home >> Subaru >> 2021 >> WRX STI >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System (2.5L) >> Fuel Pump >> Removal
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Fuel Pump: Removal

WARNING: Place "NO OPEN FLAMES" signs near the working area.
CAUTION:
  • Be careful not to spill fuel.
  • Catch the fuel from the tubes using a container or cloth.
  • If the fuel gauge indicates that two thirds or more of the fuel is remaining, be sure to drain fuel before starting work to avoid the fuel to spill.
NOTE: Fuel pump assembly consists of fuel pump, fuel filter and fuel level sensor.
  1. Release the fuel pressure. Refer to FUEL INJECTION (FUEL SYSTEMS) (STI)>FUEL>PROCEDURE>RELEASING OF FUEL PRESSURE .
  2. Drain fuel. Refer to FUEL INJECTION (FUEL SYSTEMS) (STI)>FUEL>PROCEDURE>DRAINING FUEL (WITH SUBARU SELECT MONITOR) .
  3. Disconnect the ground cable from battery.
  4. Remove the rear seat cushion. Refer to SEATS>REAR SEAT>REMOVAL .
  5. Remove the service hole cover.
    G10264933Courtesy of SUBARU OF AMERICA, INC.
  6. Disconnect the connector from fuel pump.
    G10264934Courtesy of SUBARU OF AMERICA, INC.
  7. Disconnect the quick connectors of fuel delivery tube (A), fuel return tube (B), and jet pump tube (C). Refer to FUEL INJECTION (FUEL SYSTEMS) (STI)>FUEL DELIVERY, RETURN AND EVAPORATION LINES>REMOVAL .
    G10264935Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the nuts which hold the fuel pump upper plate to the fuel tank.
    G06648417Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the fuel pump assembly from the fuel tank.