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Home >> Subaru >> 2021 >> WRX Base >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Intake System (Induction) And Turbocharger (2.0L) >> Air Cleaner Case >> Installation

Air Cleaner Case: Installation

  1. Install the air cleaner case bracket to the vehicle.

    Tightening torque: 

    7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

    G10266526Courtesy of SUBARU OF AMERICA, INC.
  2. Set the air cleaner case (front) and install the bolt (A) and nut (B).

    Tightening torque: 

    Bolt (A) 

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

    Nut (B) 

    7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

    G10266525Courtesy of SUBARU OF AMERICA, INC.
  3. Set the air cleaner element to the air cleaner case (front), and install the air cleaner case (rear).
    NOTE:
    • Check that there is no dirt or dust within the air cleaner case. If any dirt or dust is found, clean it.
    • Install the air cleaner element as shown in the figure.
      G13641490Courtesy of SUBARU OF AMERICA, INC.
    • When installing the air cleaner case (rear), align the protrusion of the air cleaner case (rear) to the hole on the air cleaner case (front) to install.
    G09480050Courtesy of SUBARU OF AMERICA, INC.
  4. Install the clip (B) to the air cleaner case (rear), and connect the connector (A) to the mass air flow and intake air temperature sensor.
    G10266522Courtesy of SUBARU OF AMERICA, INC.
  5. Tighten the clamp which secures the air intake boot to the air cleaner case (rear).

    Tightening torque: 

    2.5 N.m (0.3 kgf-m, 1.8 ft-lb)

    G10266524Courtesy of SUBARU OF AMERICA, INC.
  6. Set the front mud guard RH to the vehicle, and install the clips which secure the front mud guard RH.
    G10266523Courtesy of SUBARU OF AMERICA, INC.
  7. Insert the engine control module (ECM) to the bracket.
    G10266257Courtesy of SUBARU OF AMERICA, INC.
  8. Install the bolt which secures the engine control module (ECM) to the bracket, and then secure the engine wiring harness and bulkhead harness to the bracket with clip (A) and clip (B).

    Tightening torque: 

    7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

    G10266252Courtesy of SUBARU OF AMERICA, INC.
  9. Install the air intake duct. Refer to INTAKE (INDUCTION) (W/O STI)>AIR INTAKE DUCT>INSTALLATION .
  10. Connect the ground terminal to battery sensor. Refer to NOTE>NOTE>BATTERY .