PCV Filter

PCV Filter

A positive crankcase ventilation filter, also called a PCV filter or a crankcase emission filter, is used to clean air before it enters the PCV system for proper engine crankcase ventilation. 

Signs of a bad positive crankcase ventilation filter

  • Clogged or dirty filter

Positive crakcase ventilation filter replacement and maintenance

  • A positive crankcase ventilation filter should be checked every time you work on the PCV system or your air filter is serviced or replaced. If it is dirty or damaged it must be replaced whenever the previous replacement was made.