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Home >> Subaru >> 2013 >> XV Crosstrek Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System (Except WRX) >> Intake Manifold >> Installation

Intake Manifold: Installation

  1. Connect the connectors to the engine, and install the engine harness.
    NOTE: Refer to "COMPONENT" of "General Description" for how to connect the engine harness connectors. < Refer to ENGINE HARNESS , COMPONENT, General Description. >

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb) 

    Fig 1: Locating Intake Manifold Mounting Bolts
    G08315348Courtesy of SUBARU OF AMERICA, INC.
  2. Install the intake manifold to the tumble generator valve assembly.
    NOTE: Use a new gasket.

    Tightening torque: 

    8.3 N.m (0.8 kgf-m, 6.1 ft-lb) 

    Fig 2: Locating Tumble Generator Valve Assembly Mounting Bolts
    G08315347Courtesy of SUBARU OF AMERICA, INC.
  3. Connect the fuel delivery hose (A) and evaporation hose (B).
    Fig 3: Identifying Fuel Delivery Hose And Evaporation Hose
    G08315351Courtesy of SUBARU OF AMERICA, INC.
  4. Connect the fuel delivery pipe to the fuel pipe LH.
    CAUTION:
    • Check that there is no damage or dust on the quick connector. If necessary, clean the seal surface of the pipe.
    • When connecting the quick connector, make sure to insert the pipe all the way in before locking the slider.
    • When it is difficult to lock the slider, check that the pipe is fully inserted.
    • Make sure that the quick connector is securely connected.
    NOTE: Connect the quick connector as shown in the figure.
    Fig 4: Connecting Quick Connector
    G08547343Courtesy of SUBARU OF AMERICA, INC.
    Fig 5: Locating Quick Connector
    G08315345Courtesy of SUBARU OF AMERICA, INC.
  5. Install the intake manifold protector LH.

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb) 

    Fig 6: Locating Intake Manifold Protector Bolts (LH)
    G08547345Courtesy of SUBARU OF AMERICA, INC.
  6. Connect the fuel delivery pipe to the fuel pipe RH.
    CAUTION:
    • Check that there is no damage or dust on the quick connector. If necessary, clean the seal surface of the pipe.
    • When connecting the quick connector, make sure to insert the pipe all the way in before locking the slider.
    • When it is difficult to lock the slider, check that the pipe is fully inserted.
    • Make sure that the quick connector is securely connected.
    NOTE: Connect the quick connector as shown in the figure.
    Fig 7: Connecting Quick Connector
    G08547346Courtesy of SUBARU OF AMERICA, INC.
    Fig 8: Locating Quick Connector
    G08315342Courtesy of SUBARU OF AMERICA, INC.
  7. Install the intake manifold protector RH.

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb) 

    Fig 9: Locating Intake Manifold Protector Bolts (RH)
    G08315340Courtesy of SUBARU OF AMERICA, INC.
  8. Install the air intake case (rear).
    Fig 10: Locating Air Intake Case (Rear)
    G08315339Courtesy of SUBARU OF AMERICA, INC.
  9. Install the clip (B) which secures the air flow and intake air temperature sensor harness, and connect the connector (A) to the air flow and intake air temperature sensor.
    Fig 11: Identifying Mass Air Flow And Intake Air Temperature Sensor Connector And Clip
    G08315338Courtesy of SUBARU OF AMERICA, INC.
  10. Connect the brake booster vacuum hose to the intake manifold.
    Fig 12: Locating Brake Booster Vacuum Hose Mounting Clamp
    G08315337Courtesy of SUBARU OF AMERICA, INC.
  11. Connect the PCV hose (A) to intake manifold.
  12. Connect the connector (B) to the manifold absolute pressure sensor.
  13. Connect the connector (C) to the throttle position sensor.
    Fig 13: Identifying PCV Hose, Manifold Absolute Pressure Sensor And Throttle Position Sensor Connector
    G08315336Courtesy of SUBARU OF AMERICA, INC.
  14. Connect the connector (A) to the purge control solenoid valve.
  15. Tighten the nut (C) and bolt (B) which hold EGR pipe to the water pipe assembly.
    NOTE:
    • Use a new gasket.
    • Always tighten the EGR pipe at (C) first, and then (B).

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb) 

    Fig 14: Identifying Purge Control Solenoid Valve Connector, EGR Pipe Mounting Nut And Bolt
    G08315335Courtesy of SUBARU OF AMERICA, INC.
  16. Install the preheater hose to the throttle body.
    Fig 15: Locating Preheater Hose Clamps
    G08315334Courtesy of SUBARU OF AMERICA, INC.
  17. Install the air intake boot. < Refer to INSTALLATION , Air Intake Boot. >
  18. Lift up the vehicle.
  19. Install the under cover. < Refer to INSTALLATION , Front Under Cover. >
  20. Lower the vehicle.
  21. Connect the battery ground terminal.
    Fig 16: Connecting Battery Ground Terminal
    G08317298Courtesy of SUBARU OF AMERICA, INC.
  22. Fill engine coolant. < Refer to FILLING OF ENGINE COOLANT , REPLACEMENT, Engine Coolant. >
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