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Home >> Mazda >> 2021 >> CX-9 Sport, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Intake-Air System And Turbocharger >> Charge Air Cooler Removal/Installation >> Charge Air Cooler Installation Note

Charge Air Cooler Installation Note

  1. Remove foreign matter on the O-ring seal surface of charge air cooler and in the pipe furrow O-ring (sand or dust).
    G11436415Courtesy of MAZDA MOTORS CORP.
    NOTE:
    • The color is different between the O-ring on the charge air cooler outlet pipe side and the O-ring on the charge air cooler inlet pipe side. Verify the color before installing the O-ring.
  2. Align the O-ring projection with the pipe furrow and install the O-ring.
    G11436416Courtesy of MAZDA MOTORS CORP.

    Color of O-ring 

    Charge air cooler outlet pipe side: Blue color

    Charge air cooler inlet pipe side: Black color

  3. Temporarily install the bolts and nuts shown in the figure.
    G11436417Courtesy of MAZDA MOTORS CORP.
  4. Tighten the charge air cooler in the order shown in the figure.
    Fig 1: Charge Air Cooler Bolt And Nuts With Torque Specification
    G11436418Courtesy of MAZDA MOTORS CORP.
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