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Home >> Subaru >> 2014 >> Forester 2.5i, Eng CD FB25BC, Automatic CVT Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection Fuel Systems (H4DO) >> Intake Manifold >> Removal
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Intake Manifold: Removal

  1. Release the fuel pressure. < Ref. to RELEASING OF FUEL PRESSURE , PROCEDURE, Fuel. >
  2. Disconnect the ground cable from battery.
  3. Open the fuel filler lid and remove the fuel filler cap.
  4. Lift up the vehicle.
  5. Remove the under cover. < Ref. to REMOVAL , Front Under Cover. >
  6. Drain approximately 3.0 L (3.2 US qt, 2.6 Imp qt) of coolant. < Ref. to DRAINING OF ENGINE COOLANT , REPLACEMENT, Engine Coolant. >
  7. Remove the clip (A) from the air intake boot.
  8. Loosen the clamp (B) securing the air cleaner case (rear) to the air intake boot.
  9. Loosen the clamp (C) which secures the throttle body to the air intake boot.
    Fig 1: Identifying Air Intake Boot Clamps And Clip
    G09475465Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the air intake boot from the throttle body, and move it to the left side wheel apron.
    Fig 2: Identifying Air Intake Boot
    G09475466Courtesy of SUBARU OF AMERICA, INC.
  11. Disconnect the preheater hose from throttle body.
    Fig 3: Locating Throttle Body Preheater Hose Clamps
    G08315334Courtesy of SUBARU OF AMERICA, INC.
  12. Disconnect the connector (A) from the purge control solenoid valve.
  13. Loosen the bolt (B) which secures the EGR pipe to the intake manifold.
  14. Remove the nut (C) which holds EGR pipe from the water pipe assembly.
    Fig 4: Identifying Purge Control Solenoid Valve Connector And EGR Pipe To Intake Manifold Bolts
    G08315335Courtesy of SUBARU OF AMERICA, INC.
  15. Disconnect the PCV hose (A) from intake manifold.
  16. Disconnect the connector (B) from manifold absolute pressure sensor.
  17. Disconnect the connector (C) from the throttle position sensor.
    Fig 5: Identifying Throttle Position Sensor, Manifold Absolute Pressure Sensor Connector And Intake Manifold PCV Hose
    G08315336Courtesy of SUBARU OF AMERICA, INC.
  18. Disconnect the brake booster vacuum hose from the intake manifold.
    Fig 6: Locating Brake Booster Vacuum Hose Clamp
    G09475476Courtesy of SUBARU OF AMERICA, INC.
  19. Disconnect the connector (A) from the mass air flow and intake air temperature sensor, and remove the clip (B) which holds the mass air flow and intake air temperature sensor harness.
    Fig 7: Identifying Mass Air Flow And Intake Air Temperature Sensor Connector
    G09475477Courtesy of SUBARU OF AMERICA, INC.
  20. Remove the air cleaner case (rear).
    Fig 8: Removing Air Cleaner Case
    G09475478Courtesy of SUBARU OF AMERICA, INC.
  21. Remove the intake manifold protector RH.
    Fig 9: Locating Intake Manifold Protector Bolts
    G08315340Courtesy of SUBARU OF AMERICA, INC.
  22. Disconnect the fuel delivery pipe from the fuel pipe RH.
    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 10: Disconnecting Quick Connector
    G09475480Courtesy of SUBARU OF AMERICA, INC.
    Fig 11: Locating Quick Connector
    G08315342Courtesy of SUBARU OF AMERICA, INC.
  23. Remove the intake manifold protector LH.
    Fig 12: Locating Intake Manifold Protector Bolts
    G08315343Courtesy of SUBARU OF AMERICA, INC.
  24. Disconnect the fuel delivery pipe from the fuel pipe LH.
    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 13: Disconnecting Quick Connector
    G09475483Courtesy of SUBARU OF AMERICA, INC.
    Fig 14: Locating Quick Connector
    G08315345Courtesy of SUBARU OF AMERICA, INC.
  25. Disconnect the fuel delivery tube and evaporation hose.
    CAUTION:
    • Be careful not to spill fuel.
    • Catch the fuel from the tubes using a container or cloth.
    1. Disconnect the quick connector on the fuel delivery tube from the fuel pipe assembly, and remove the clip (A) securing the fuel delivery tube.
      NOTE: Disconnect the quick connector as shown in the figure.
      Fig 15: Disconnecting Quick Connector
      G09475485Courtesy of SUBARU OF AMERICA, INC.
      Fig 16: Locating Quick Connector
      G09475486Courtesy of SUBARU OF AMERICA, INC.
    2. Disconnect the evaporation hose from the fuel pipe assembly.
      Fig 17: Locating Evaporation Hose
      G09475487Courtesy of SUBARU OF AMERICA, INC.
  26. Remove the intake manifold from the tumble generator valve assembly.
    Fig 18: Locating Intake Manifold Bolts
    G09475488Courtesy of SUBARU OF AMERICA, INC.
  27. Remove the engine wiring harness. < Ref. to REMOVAL , Engine Wiring Harness. >
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