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Home >> Mitsubishi >> 2014 >> Lancer ES Sportback >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Intake & Exhaust System - Lancer >> On-Vehicle Service >> Turbocharger Bypass Valve Check

Turbocharger Bypass Valve Check

  1. Remove the turbocharger bypass valve.
  2. Connect the hand vacuum pump to the nipple of the turbocharger bypass valve.
  3. Apply a negative pressure of approximately 50 kPa (14.8 in.Hg) and check that air tightness is maintained.
  4. Also check operation of the valve.
    Negative pressure Valve operation
    50.8 - 66.8 kPa (15.0 - 19.7 in.Hg) It starts opening
    Fig 1: Checking Turbocharger Bypass Valve
    G05393666Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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