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Home >> Subaru >> 2019 >> Crosstrek Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System (Except For HEV) >> Intake Manifold Assembly >> Installation
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Intake Manifold Assembly: Installation

  1. When installing fuel pipe protector No. 2 (Crosstrek model)
    1. Set the fuel pipe protector No. 2.
      G12391361Courtesy of SUBARU OF AMERICA, INC.
    2. Install the camshaft position sensor (intake LH side). Refer to FUEL INJECTION (FUEL SYSTEMS) (H4DO (EXCEPT FOR HEV))>CAMSHAFT POSITION SENSOR>INSTALLATION>INTAKE SIDE .
  2. Connect the fuel delivery tube (B) to the fuel pipe. Refer to FUEL INJECTION (FUEL SYSTEMS) (H4DO (EXCEPT FOR HEV))>Fuel Delivery and Evaporation Lines>INSTALLATION>QUICK CONNECTOR CONNECTION (TYPE A) .
  3. Connect the fuel delivery pipe (A) to the fuel pipe. Refer to FUEL INJECTION (FUEL SYSTEMS) (H4DO (EXCEPT FOR HEV))>Fuel Delivery and Evaporation Lines>INSTALLATION>QUICK CONNECTOR CONNECTION (TYPE B) .
    G11252796Courtesy of SUBARU OF AMERICA, INC.
  4. Connect the fuel delivery pipe to the high-pressure fuel pump. Refer to FUEL INJECTION (FUEL SYSTEMS) (H4DO (EXCEPT FOR HEV))>FUEL DELIVERY AND EVAPORATION LINES>INSTALLATION>QUICK CONNECTOR CONNECTION (TYPE C) .
    G11252795Courtesy of SUBARU OF AMERICA, INC.
  5. Install the cylinder head plate to the cylinder head.
    G11252794Courtesy of SUBARU OF AMERICA, INC.
  6. Set a new gasket and install the intake manifold assembly.
    NOTE: Be careful not to let the engine wiring harness be caught by the parts.

    Tightening torque: 

    25 N.m (2.5 kgf-m, 18.4 ft-lb)

    • RH side
      G11252792Courtesy of SUBARU OF AMERICA, INC.
    • LH side
    G11252793Courtesy of SUBARU OF AMERICA, INC.
  7. Install the fuel pipe protector. (Impreza model)

    Tightening torque: 

    19 N.m (1.9 kgf-m, 14.0 ft-lb)

    G12391354Courtesy of SUBARU OF AMERICA, INC.
  8. Install the fuel pipe protector No. 1 together with the fuel pipe protector No. 2. (Crosstrek model)

    Tightening torque: 

    19 N.m (1.9 kgf-m, 14.0 ft-lb)

    G12391355Courtesy of SUBARU OF AMERICA, INC.
  9. Hold the engine wiring harness with a new clip.
    1. Install the clip while aligning the alignment mark (A) of the engine wiring harness so that the band exposed length (B) comes on the vehicle lower side (C).
    2. Cut so that the band exposed length (B) becomes 5 mm (0.2 in) or less.
      G13229570Courtesy of SUBARU OF AMERICA, INC.
    3. Insert the clip all the way to the end and install so that the gap after inserting (A) becomes 3 mm (0.12 in) or less.
    G13229571Courtesy of SUBARU OF AMERICA, INC.
  10. Connect the connector to the tumble generator valve LH.
    G13229572Courtesy of SUBARU OF AMERICA, INC.
  11. Install the harness protector.
    NOTE: Make sure 2 claws (C) are securely engaged in each position.
  12. Install the clip (B) securing the battery cables.
  13. Connect the brake booster vacuum hose (A).
    G11252790Courtesy of SUBARU OF AMERICA, INC.
  14. Connect the connector (A) to the EGR control valve.
  15. Install the fuel delivery tube.
    G12391351Courtesy of SUBARU OF AMERICA, INC.
  16. Secure the battery cable with the clip (A) and clip (B) in place. (Fixed capacity A/C model)
  17. Connect the connector (C), connector (D), and the terminal (E). (Fixed capacity A/C model)

    Tightening torque: 

    15.5 N.m (1.6 kfg-m, 11.4 ft-lb)

    G11252805Courtesy of SUBARU OF AMERICA, INC.
  18. Secure the battery cable with the clip (A) and clip (B) in place. (Variable capacity A/C model)
  19. Connect the connector (C), connector (D), connector (E), and the terminal (F). (Variable capacity A/C model)

    Tightening torque: 

    15.5 N.m (1.6 kfg-m, 11.4 ft-lb)

    G11252806Courtesy of SUBARU OF AMERICA, INC.
  20. Install the V-belt cover.

    Tightening torque: 

    7 N.m (0.7 kgf-m, 5.2 ft-lb)

  21. Set a new gasket, and install the stud bolts (B) using TORX® E8.

    Tightening torque: 

    5 N.m (0.5 kgf-m, 3.7 ft-lb)

  22. Install the nut (A) securing the EGR cooler to the EGR control valve.

    Tightening torque: 

    19 N.m (1.9 kgf-m, 14.0 ft-lb)

  23. Tighten the bolt (C) which secures the EGR cooler to the cylinder head RH.

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb)

    G11252785Courtesy of SUBARU OF AMERICA, INC.
  24. Connect the connector (A) to the tumble generator valve RH.
  25. Install the fuel delivery tube clamp (B).
  26. Install the clip (C) securing the engine wiring harness.
    G11252784Courtesy of SUBARU OF AMERICA, INC.
  27. Connect the preheater hose (A) to the throttle body, and connect the connector (B).
  28. Connect the connector (C) to the manifold absolute pressure sensor.
  29. Connect the connector (D) to the purge control solenoid valve, and install clip (E).
  30. Connect the purge hose (F) to the purge control solenoid valve.
  31. Connect the PCV hose No. 1 (G).
  32. Install the bolt (H) securing the fuel pipe.

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb)

    G11252783Courtesy of SUBARU OF AMERICA, INC.
  33. Install the air intake boot. Refer to INTAKE (INDUCTION) (H4DO (EXCEPT FOR HEV))>Air Intake Boot>INSTALLATION .
  34. Install the battery. Refer to STARTING/CHARGING SYSTEMS (H4DO (EXCEPT FOR HEV))>BATTERY>INSTALLATION .
  35. Fill engine coolant. Refer to COOLING (H4DO (EXCEPT FOR HEV))>ENGINE COOLANT>REPLACEMENT>FILLING OF ENGINE COOLANT .
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