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Home >> Subaru >> 2015 >> WRX Limited, Standard Trans >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine Intake System (Induction) And Turbocharger (Except STI) >> Intake Duct >> Installation >> Intake Duct No. 3

Intake Duct No. 3

  1. Align the triangle mark (A) on the intake duct No. 3 to the rib (B) on the throttle body, and install the intake duct No. 3 to the throttle body.
    NOTE:
    • Use a new insulator.
    • Apply a thin coat of SUBARU PS fluid (K0515YA000) or liquid paraffin to the inner periphery of the insulator.
    • When inserting the intake duct No. 3 to the throttle body, be careful that the insulator is not turned over.

    Tightening torque: 

    3 N.m (0.3 kgf-m, 2.2 ft-lb) 

    Fig 1: Identifying Triangle Mark On Intake Duct No. 3 To Rib
    G09480094Courtesy of SUBARU OF AMERICA, INC.
  2. Install the clip which secures the brake booster vacuum hose to the intake manifold.
    NOTE: Install the clip to the position of alignment mark of intake manifold.
    Fig 2: Locating Brake Booster Vacuum Hose Clips
    G10266554Courtesy of SUBARU OF AMERICA, INC.
  3. Install the intercooler. <Ref. to INSTALLATION , Intercooler.>
  4. Connect the ground terminal to battery sensor. <Ref. to BATTERY , NOTE, Note.>
  5. Install the collector cover. <Ref. to INSTALLATION , Collector Cover.>