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Home >> Mazda >> 2002 >> Tribute LX, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 341 (Engine Mechanical [Intake-Air System L3)) >> Variable Tumble Shutter Valve Actuator Inspection

Variable Tumble Shutter Valve Actuator Inspection

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the air hose. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION .)
  2. Disconnect the vacuum hose from the variable tumble control solenoid valve.
  3. Connect a vacuum pump to the Variable tumble shutter valve actuator.
  4. Apply vacuum and verify that the rod moves.
    • If the rod dose not move, replace the intake manifold.
      ROD MOVEMENT REFERENCE

      Vacuum kPa {mmHg, inHg} Rod movement
      Below -2.7 {-20, -0.7} Not move
      Above -33.4 {-250, -9.9} Fully pulled
      Fig 1: Identifying Variable Tumble Shutter Valve Actuator
      G03643867Courtesy of MAZDA MOTORS CORP.
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