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Home >> Suzuki >> 2012 >> Grand Vitara Ultimate Adventure, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical >> Diagnostic Information and Procedures >> Engine Vacuum Check
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Engine Vacuum Check

  1. Warm up engine to normal operating temperature.
  2. For A/T model, place select lever in "P" and apply parking brake.

    For M/T model, place gear shift lever in "Neutral" and apply parking brake.

  3. Remove engine cover.
  4. Remove PCV hose (1) from PCV valve (2).
  5. Connect special tool to PCV hose (1).

    Special Tool 

    (A): 09915-67311 

  6. Close PCV valve (2) using tape (3) or the like.
    Fig 1: Connecting Special Tool To PCV Hose
    G08893620Courtesy of SUZUKI OF AMERICA CORP.
  7. Start engine and turn off all electric loads.
  8. Read vacuum gauge at specified idle speed. Refer to IDLE SPEED AND IAC THROTTLE VALVE OPENING INSPECTION .

    Vacuum specification (at sea level) 

    Standard: -65 kPa (-0.66 kgf/cm 2  , -9.43 psi, -0.65 bar) or less at specified idle speed 

  9. After checking, disconnect special tool from PCV valve.
  10. Peel off tape from PCV hose.
  11. Connect PCV hose to PCV valve.
  12. Install engine cover.
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