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Home >> Infiniti >> 2007 >> QX56 RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Introduction >> Positive Crankcase Ventilation >> Component Inspection >> PCV Valve Ventilation Hose
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PCV Valve Ventilation Hose

  1. Check hoses and hose connections for leaks.
  2. Disconnect all hoses and clean with compressed air. If any hose cannot be freed of obstructions, replace.
    Fig 1: Cleaning PCV Valve Ventilation Hose
    G04874801Courtesy of NISSAN NORTH AMERICA, INC.
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