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Inspection [12/2019 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY) 
    1. Install a hose to the PCV valve (ventilation valve sub-assembly).
    2. Check the PCV valve (ventilation valve sub-assembly) operation.
      1. Blow air into the cylinder head sub-assembly side, and check that air passes through easily.
        GTY745413Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Hose
        *b Air
        Cylinder Head Sub-assembly Side
        WARNING:

        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. Blow air into the intake manifold side, and check that air passes through with difficulty.
        GTY747317Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Hose
        *b Air
        Intake Manifold Side
        WARNING:

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