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Home >> Hyundai >> 2012 >> Elantra Touring GLS, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Auxiliary Emission Control Systems >> Emissions Control System >> Evaporative Emission Control System >> Inspection >> [System Inspection]

[System Inspection]

  1. Disconnect the vapor hose from the throttle body and connect a vacuum pump to the nipple on the throttle body.
  2. Check the following points with applying vacuum using the vacuum pump.
    • At Cold Engine [Engine Coolant Temperature < 60 °C (140 °F)]
      ENGINE OPERATING CONDITION CHART

      Engine Operating Condition Applied Vacuum Result
      Idle 0.5 kgf/cm2 (50 kPa, 7.3 psi) Vacuum is held
      3, 000 RPM
    • At Warmed Engine [Engine Coolant Temperature > 80 °C (176 °F)]
      ENGINE OPERATING CONDITION CHART

      Engine Operating Condition Applied Vacuum Result
      Idle 0.5 kgf/cm2 (50 kPa, 7.3 psi) Vacuum is held
      Within 3 minutes after engine start at 3, 000 RPM Try to apply vacuum Vacuum is released
      In 3 minutes after engine start at 3, 000 RPM 0.5 kgf/cm2 (50 kPa, 7.3 psi) Vacuum will be field momentarily, after which, it will be released
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