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Home >> Subaru >> 2017 >> Outback 2.5i >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System (H4DO) >> Fuel Injector >> Removal
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Fuel Injector: Removal

  1. Release the fuel pressure. Ref. to RELEASING OF FUEL PRESSURE , PROCEDURE, Fuel.
  2. Disconnect the ground terminal from battery sensor. Ref. to BATTERY
  3. Open the fuel filler lid and remove the fuel filler cap.
    NOTE: This operation is required to release the inner pressure of the fuel tank.
  4. When removing the RH side, also perform the following steps.
    1. Remove the clip (A), and loosen the clamps (B) and (C) securing the air intake boot.
      Fig 1: Identifying Air Intake Boot Clip And Clamps
      G11565902Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the air intake boot from the air cleaner case (rear) and throttle body, and move it to the left side wheel apron.
      Fig 2: Removing Air Intake Boot
      G11565903Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the air intake duct. Ref. to REMOVAL , Air Intake Duct.
    4. Disconnect the connector (A) from the mass air flow and intake air temperature sensor, and remove the clip (B) securing the bulkhead wiring harness.
    5. Remove the clip (C), and the air cleaner case (rear) together with the air cleaner element.
      Fig 3: Identifying Mass Air Flow And Intake Air Temperature Sensor Connector And Clips
      G10262184Courtesy of SUBARU OF AMERICA, INC.
    6. Remove the intake manifold protector RH.
    Fig 4: Identifying Intake Manifold Protector Bolts RH
    G10262120Courtesy of SUBARU OF AMERICA, INC.
  5. When removing the LH side, also perform the following steps.
    1. Remove the clip (A) securing the engine harness to the intake manifold protector LH to remove the intake manifold protector LH.
      Fig 5: Identifying Intake Manifold Protector Bolts And Clip LH
      G10262123Courtesy of SUBARU OF AMERICA, INC.
  6. Disconnect the connectors (A) from fuel injector.
  7. Disconnect the fuel delivery pipe (B) from the fuel pipe.
    CAUTION:
    • Be careful not to spill fuel.
    • Catch the fuel from the pipes using a container or cloth.
    NOTE: Disconnect the quick connector as shown in the figure.
    Fig 6: Disconnecting Quick Connector
    G11565982Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the bolt securing the fuel pipe to the cam carrier, and remove the fuel injector together with the fuel pipe.
    Fig 7: Identifying Fuel Injector Connectors
    G10262188Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the fuel injector from the fuel pipe.
    CAUTION:
    • Be careful not to spill fuel.
    • Catch the fuel from the pipes using a container or cloth.
    Fig 8: Identifying Fuel Injectors
    G10262189Courtesy of SUBARU OF AMERICA, INC.
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