PCV VALVE INSPECTION

PROCEDURE

  1. INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)

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

    2. A289479C04

      *a

      Clean Hose

      *b

      Air
      V100135

      Ventilation Case Side

      Check the PCV valve (ventilation valve sub-assembly) operation.

      1. Blow air into the ventilation case side, and check that air passes through easily.

        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 PCV valve (ventilation valve sub-assembly).

      2. A289480C04

        *a

        Clean Hose

        *b

        Air
        V100135

        Intake Manifold Side

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

        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 PCV valve (ventilation valve sub-assembly).

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