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Fuel Pump Assembly: 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:
  1. Release the fuel pressure. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL>PROCEDURE>RELEASING OF FUEL PRESSURE .
  2. Drain fuel. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL>PROCEDURE>DRAINING FUEL (WITH SUBARU SELECT MONITOR) .
  3. Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  4. Remove the cushion assembly rear seat LH. Ref. to SEATS>REAR SEAT>REMOVAL .
  5. Remove the service hole cover LH of fuel pump.
    1. Push in the grommet to remove the grommet from the service hole cover LH.
      G16523395Courtesy of SUBARU OF AMERICA, INC.
    2. Carefully remove the butyl tape and remove the service hole cover LH.
      CAUTION: To prevent deformation of the service hole cover, use special care not to apply excessive force to the service hole cover during the work.
      G16523396Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the butyl tape from the floor and the service hole cover LH.
  6. Disconnect the connector from fuel pump.
    G16523397Courtesy of SUBARU OF AMERICA, INC.
  7. Disconnect the fuel delivery tube. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL DELIVERY AND EVAPORATION LINES>REMOVAL>QUICK CONNECTOR DISCONNECTION (TYPE D) .
    G16523436Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the ring nut using the ST.
    NOTE: ST consists of (a), (b), (c), (d), (e) and (f).
    G16523437Courtesy of SUBARU OF AMERICA, INC.
    (a) Plate
    (b) Claw A
    (c) Claw B
    (d) T-wrench
    (e) Bar
    (f) Bolt

    Preparation tool: 

    ST: ST FUEL PUMP (42099CC000)

    1. Install the claw B to claw A and set the part by aligning it with the ring nut height.
      G00608866Courtesy of SUBARU OF AMERICA, INC.
      (A) Claw A
      (B) Claw B
      (C) Ring nut
    2. Install the claws to the plate and set the part by aligning with the ring nut.
      CAUTION: Set the part so that the 4 claws are evenly placed.
      G16523439Courtesy of SUBARU OF AMERICA, INC.
      (A) Plate
      (B) Claw
      (C) Ring nut
    3. Install the bar to the T-wrench and install it to the plate.
      NOTE: Install an extension bar of suitable length if necessary.
      G16523440Courtesy of SUBARU OF AMERICA, INC.
      (A) T-wrench
      (B) Bar
      (C) Plate
    4. Remove the ring nut.
      CAUTION: Be careful not to damage the fuel delivery tube with the ST.
    G16523441Courtesy of SUBARU OF AMERICA, INC.
  9. Take out the fuel pump assembly from the fuel tank, and disconnect the fuel sub delivery tube from the fuel pump assembly. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL DELIVERY AND EVAPORATION LINES>REMOVAL>QUICK CONNECTOR DISCONNECTION (TYPE D) .
    CAUTION: Be careful not to let the arm and float of the fuel level sensor contact the fuel tank.
G16523442Courtesy of SUBARU OF AMERICA, INC.
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