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Home >> Mitsubishi >> 2011 >> Endeavor SE, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Emission Control System >> Positive Crankcase Ventilation System >> Crankcase Ventilation System Check

Crankcase Ventilation System Check

  1. Remove the ventilation hose from the positive crankcase ventilation (PCV) valve.
  2. Remove the PCV valve from the rocker cover.
  3. Reinstall the PCV valve at the ventilation hose.
  4. Start the engine and run at idle.
  5. Place a finger at the opening of the PCV valve and check that vacuum of the intake manifold is felt.
    NOTE: At this moment, the plunger in the PCV valve moves back and forth.
  6. If vacuum is not felt, clean the PCV valve or replace it. Inspect the vacuum supply hose and vacuum supply hose port for restriction or plugged condition.
  7. Tighten the PCV valve to the specified torque.

    Tighting torque: 10 ± 2 N.m (87 ± 17 in-lb) 

    Fig 1: Checking Positive Crankcase Ventilation Valve
    G06699406Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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