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PCV Valve Inspection: Inspection

  1. PCV Valve - Inspect
      1. Remove the harness holder mounting bolt (A)

    2. Remove the harness ground mounting bolt (B)

    3. Remove the harness clamp (C), and move the harness holder (D).

    Fig 1: PCV Valve Harness With Torque Specifications
    GHH81106Courtesy of HONDA, U.S.A., INC.
    GHH81107Courtesy of HONDA, U.S.A., INC.
    4. Check the PCV valve (A), hoses (B and C), and connection for leaks or restrictions.
    GHH81108Courtesy of HONDA, U.S.A., INC.
    5. Start the engine

    6. At idle, make sure there is a clicking sound from the PCV valve when the hose between the PCV valve and intake manifold is lightly pinched (A) with your fingers or pliers.

    • USA and Canada models: If there is no clicking sound, check the PCV valve washer for cracks or damage. If the washer is OK, replace the PCV valve and recheck.