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Home >> Subaru >> 2019 >> WRX STI Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Emission Control Systems (Aux. Emission Control Devices) (Except For STI)) >> PCV Valve >> Inspection

PCV Valve: Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Check that the PCV valve has no deformation, cracks or other damages.
  2. Check that air is discharged from (B) when air is blown into (A).
    G07664966Courtesy of SUBARU OF AMERICA, INC.
  3. Check that air does not come out from (B) when air is blown into (A).
    G13258781Courtesy of SUBARU OF AMERICA, INC.