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Home >> Mazda >> 2006 >> 6 s, 4D Wagon, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Mechanical [Intake-Air System L3)) >> Variable Air Duct (VAD) Shutter Valve Inspection

Variable Air Duct (VAD) Shutter Valve Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Remove the air cleaner case. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION ).
  2. Disconnect the vacuum hose from the VAD shutter valve actuator.
  3. Connect a vacuum pump to the VAD shutter valve actuator.
  4. Apply vacuum and verify that the rod moves.
    • If the rod does not move, replace the air cleaner.
      Fig 1: Inspecting VAD Shutter Valve Actuator
      G04324704
      ROD MOVEMENT CHART

      Vacuum kPa {mmHg, inHg} Rod movement
      Below-10 {-75,-3.0} Not move
      Above-35 {-263,-10.4} Fully pulled
      Fig 2: Locating VAD Shutter Valve Actuator
      G04324705
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