2022 Subaru Outback BaseFACTORY OEM SERVICE PROCEDURE

Intake Manifold Assembly: Installation

  1. Install the clip (C) to the fuel pipe.
  2. Connect the fuel delivery tube (B). Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL DELIVERY AND EVAPORATION LINES>INSTALLATION>QUICK CONNECTOR CONNECTION (TYPE A) .
  3. Connect the fuel delivery pipe (A). Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL DELIVERY AND EVAPORATION LINES>INSTALLATION>QUICK CONNECTOR CONNECTION (TYPE B) .
    G13618376Courtesy of SUBARU OF AMERICA, INC.
  4. Connect the fuel delivery pipe. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL DELIVERY AND EVAPORATION LINES>INSTALLATION>QUICK CONNECTOR CONNECTION (TYPE C) .
    G13618375Courtesy of SUBARU OF AMERICA, INC.
  5. Install the cylinder head plate.
    G13618374Courtesy 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)

    G13618371Courtesy of SUBARU OF AMERICA, INC.
  7. Install the fuel delivery tube.
    G13223842Courtesy of SUBARU OF AMERICA, INC.
  8. Install the fuel pipe protector.

    Tightening torque: 

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

    G13618369Courtesy of SUBARU OF AMERICA, INC.
  9. Place the engine wiring harness and secure the engine wiring harness to the bracket with the claw (A).
  10. Set the battery cable assembly, and secure the battery cable assembly to the bracket with claw (B).
    G13618383Courtesy of SUBARU OF AMERICA, INC.
  11. Install the engine wiring harness to the clip (C), and connect the connector (B) to the main fuse box.
  12. Connect connector (A) to ECM. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>ENGINE CONTROL MODULE (ECM)>INSTALLATION .
    G13618367Courtesy of SUBARU OF AMERICA, INC.
  13. Connect the connector (A).
  14. Hold the engine wiring harness with a new clip (B).
    NOTE:

    Install the clip while aligning the alignment mark of the engine wiring harness. 

    G13618385Courtesy of SUBARU OF AMERICA, INC.
  15. Secure the battery cable assembly with the claw (E) and clip (D).
  16. Install the engine wiring harness to the clip (C), and connect the connector (B).
  17. Connect the brake booster vacuum hose (A).
    G13618364Courtesy of SUBARU OF AMERICA, INC.
  18. Connect the connector (A) and connector (B).
    G13618363Courtesy of SUBARU OF AMERICA, INC.
  19. Secure the battery cable assembly with the clip (A) and clip (B).
  20. Connect the connector (C), connector (D), connector (E) and the terminal (F).

    Tightening torque: 

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

    G13618388Courtesy of SUBARU OF AMERICA, INC.
  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.

    Tightening torque: 

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

  23. Tighten the bolt (C) which secures the EGR cooler.

    Tightening torque: 

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

    G13618361Courtesy of SUBARU OF AMERICA, INC.
  24. Install the clip (C).
  25. Install the fuel delivery tube clamp (B).
  26. Connect the connector (A).
    G13223832Courtesy of SUBARU OF AMERICA, INC.
  27. Secure the fuel pipe with the bolt.

    Tightening torque: 

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

  28. Connect the PCV hose No. 1 (C).
  29. Connect the purge hose (B).
  30. Connect the connector (A).
    G13618359Courtesy of SUBARU OF AMERICA, INC.
  31. When the engine coolant remains before removing the intake manifold assembly
    1. Install the throttle body. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>THROTTLE BODY>INSTALLATION .
  32. When the engine coolant has been drained before removing the intake manifold assembly
    1. Connect the connector (A) and connect the preheater hoses (B).
    G13618358Courtesy of SUBARU OF AMERICA, INC.
  33. Install the air intake boot. Ref. to INTAKE (INDUCTION) (H4DO)>AIR INTAKE BOOT>INSTALLATION .
  34. Install the V-belt cover.
    NOTE:
    • Check the grommet for peel-off or disengagement. 
    • Be careful not to deform the bracket during installation. 

    Tightening torque: 

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

  35. Connect the battery positive terminal.

    Tightening torque: 

    6 N.m (0.6 kgf-m, 4.4 ft-lb)

  36. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  37. If the fuel delivery tube is disconnected, perform the following work.
    1. Install the fuel filler cap, and close the fuel filler lid.
Factory Service Tools

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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.

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