2015 Subaru XV Crosstrek BaseFACTORY OEM SERVICE PROCEDURE

Intake Manifold: Removal

  1. Release the fuel pressure. < Ref. to RELEASING OF FUEL PRESSURE , PROCEDURE, Fuel.>
  2. Disconnect the ground cable from battery.
    Fig 1: Disconnecting Ground Cable From Battery
    G08317298Courtesy of SUBARU OF AMERICA, INC.
  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) connecting the air intake boot and air cleaner case (rear).
  9. Loosen the clamp (C) which connects the air intake boot and throttle body.
    Fig 2: Identifying Air Intake Boot Clamp 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 3: Removing Air Intake Boot From Throttle Body
    G09476922Courtesy of SUBARU OF AMERICA, INC.
  11. Disconnect the preheater hose from throttle body.
    Fig 4: Locating Preheater Hose Clamp From Throttle Body
    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 5: Identifying Water Pipe Assembly Mounting Nut
    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 6: Identifying PCV Hose And Connector
    G08315336Courtesy of SUBARU OF AMERICA, INC.
  18. Disconnect the brake booster vacuum hose from the intake manifold.
    Fig 7: Locating Brake Booster Vacuum Hose From Intake Manifold
    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 8: Identifying Connector From Mass Air Flow And Intake Air Temperature Sensor With Clip
    G08315338Courtesy of SUBARU OF AMERICA, INC.
  20. Remove the air cleaner case (rear).
    Fig 9: Locating Air Cleaner Case (Rear) Clamp
    G08315339Courtesy of SUBARU OF AMERICA, INC.
  21. Remove the intake manifold protector RH.
    Fig 10: Locating Intake Manifold Protector RH Mounting 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.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.