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Home >> Subaru >> 2005 >> Forester XT, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection - Fuel Systems (H4DOTC) >> Intake Manifold >> Assembly
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Intake Manifold: Assembly

NOTE: Replace the gasket with a new one.
  1. Install the tumble generator valve assembly to the intake manifold.

    Tightening torque: 

    8.25 N.m (0.84 kgf-m, 6.1 ft-lb) 

    Fig 1: Installing Tumble Generator Valve Assembly To Intake Manifold
    G03806314Courtesy of SUBARU OF AMERICA, INC.
  2. Install the air intake duct to the intake manifold.

    Tightening torque: 

    19 N.m (1.94 kgf-m, 13.7 ft-lb) 

    Fig 2: Installing Air Intake Duct To Intake Manifold
    G03806315Courtesy of SUBARU OF AMERICA, INC.
  3. Install the fuel pipe assembly and pressure regulator to the intake manifold.

    Tightening torque: 

    5 N.m (0.5 kgf-m, 3.7 ft-lb) 

    Fig 3: Installing Fuel Pipe Assembly And Pressure Regulator To Intake Manifold
    G03806316Courtesy of SUBARU OF AMERICA, INC.
  4. Install the fuel injector pipe LH.
  5. Connect the left side fuel hose to injector pipe, and tighten the clamp screw.
    Fig 4: Connecting Left Side Fuel Hose To Injector Pipe
    G03806317Courtesy of SUBARU OF AMERICA, INC.
  6. Install the fuel injector pipe RH.
  7. Connect the right side fuel hose to injector pipe, and tighten the clamp screw.
    Fig 5: Connecting Right Side Fuel Hose To Injector Pipe
    G03806318Courtesy of SUBARU OF AMERICA, INC.
  8. Install the engine harness to the intake manifold.
  9. Install the harness bracket which holds the engine harness onto intake manifold.

    Tightening torque: 

    19 N.m (1.94 kgf-m, 13.7 ft-lb) 

    Fig 6: Installing Harness Bracket
    G03806319Courtesy of SUBARU OF AMERICA, INC.
  10. Tightening the bolts which install the fuel injector pipe onto intake manifold.

    Tightening torque: 

    19 N.m (1.94 kgf-m, 13.7 ft-lb) 

    • LH SIDE
      Fig 7: Tightening Bolts
      G03806320Courtesy of SUBARU OF AMERICA, INC.
      Fig 8: Locating Bolt
      G03806321Courtesy of SUBARU OF AMERICA, INC.
    • RH SIDE
      Fig 9: Tightening Bolts
      G03806322Courtesy of SUBARU OF AMERICA, INC.
      Fig 10: Locating Bolt
      G03806323Courtesy of SUBARU OF AMERICA, INC.
  11. Tighten the two bolts which install the fuel pipes on the left side of intake manifold.

    Tightening torque: 

    5 N.m (0.5 kgf-m, 3.7 ft-lb) 

    Fig 11: Tightening Fuel Pipes Bracket Bolts
    G03806324Courtesy of SUBARU OF AMERICA, INC.
  12. Connect the evaporation hoses to the purge valve.
    NOTE: Connect the evaporation hoses as shown in the figure.
    Fig 12: Connecting Evaporation Hoses
    G03806325Courtesy of SUBARU OF AMERICA, INC.
  13. Connect the evaporation hose and purge valve to the intake manifold.
    Fig 13: Connecting Evaporation Hose And Purge Valve To Intake Manifold
    G03806326Courtesy of SUBARU OF AMERICA, INC.
  14. Install the purge control solenoid valve.

    Tightening torque: 

    19 N.m (1.94 kgf-m, 13.7 ft-lb) 

    Fig 14: Installing Purge Control Solenoid Valve
    G03806327Courtesy of SUBARU OF AMERICA, INC.
  15. Connect the hoses to the purge control solenoid valve.
    NOTE: Connect the evaporation hoses as shown in the figure.
    Fig 15: Connecting Hoses To Purge Control Solenoid Valve
    G03806328Courtesy of SUBARU OF AMERICA, INC.
  16. Connect the connector to the purge control solenoid valve.
  17. Connect the connector to the tumble generator valve sensor.
    Fig 16: Connecting Connector To Tumble Generator Valve Sensor
    G03806329Courtesy of SUBARU OF AMERICA, INC.
  18. Connect the connector to the tumble generator valve actuator.
    Fig 17: Connecting Connector To Tumble Generator Valve Actuator
    G03806330Courtesy of SUBARU OF AMERICA, INC.
  19. Connect the connector to the fuel injector.
    Fig 18: Connecting Connector To Fuel Injector
    G03806331Courtesy of SUBARU OF AMERICA, INC.
  20. Install the throttle body to the intake manifold.
    NOTE: Replace the gasket with a new one.

    Tightening torque: 

    8 N.m (0.8 kgf-m, 5.8 ft-lb) 

    Fig 19: Installing Throttle Body To Intake Manifold
    G03806332Courtesy of SUBARU OF AMERICA, INC.
  21. Connect the connector to the throttle position sensor (A) and manifold absolute pressure sensor (B).
    Fig 20: Connecting Connector To Throttle Position Sensor
    G03806333Courtesy of SUBARU OF AMERICA, INC.
  22. Install the engine ground terminal to the intake manifold.

    Tightening torque: 

    19 N.m (1.94 kgf-m, 13.7 ft-lb) 

    Fig 21: Identifying Engine Ground Terminal
    G03806334Courtesy of SUBARU OF AMERICA, INC.
    Fig 22: Installing Engine Ground Terminal To Intake Manifold
    G03806335Courtesy of SUBARU OF AMERICA, INC.
  23. Install the fuel pipe protector RH.

    Tightening torque: 

    19 N.m (1.94 kgf-m, 13.7 ft-lb) 

    Fig 23: Installing Fuel Pipe Protector RH
    G03806336Courtesy of SUBARU OF AMERICA, INC.