PCV VALVE INSPECTION

  1. INSPECT VENTILATION VALVE SUB-ASSEMBLY

    1. Install a clean hose to the ventilation valve sub-assembly.

    2. Check ventilation valve sub-assembly operation.

      1. Blow air into the cylinder block side, and check that air passes through easily.

        A011XZIE04
        Text in Illustration
        *1 Clean Hose
        *a Cylinder Block Side
        *b Air

        CAUTION:

        Do not suck air through the valve.

        Petroleum substances inside the valve are hazardous to your health.

        If the result is not as specified, replace the ventilation valve sub-assembly.

      2. Blow air into the intake manifold side, and check that air passes through with difficulty.

        A011Y7GE04
        Text in Illustration
        *1 Clean Hose
        *a Intake Manifold Side
        *b Air

        CAUTION:

        Do not suck air through the valve.

        Petroleum substances inside the valve are hazardous to your health.

        If the result is not as specified, replace the ventilation valve sub-assembly.

    3. Remove the clean hose from the ventilation valve sub-assembly.