A pcv valve is used to control the
The PCV valve is a control device which sends partially burned gases that come from the engine’s crankcase to the combustion chamber. The PCV is generally used to regulate the air flow..Flow control valve Pressure Control Valve. A pressure relief valve or pressure control valve PCV determines the degree to which a valve opens or closes in response to an electrical signal generated from one or more process variables. Pressure control valves are based on the standard control loop system. A good example is a PCV used to . Dan Ferrell writes about do it yourself car maintenance and repair. He has certifications in automation and control technology. You probably don’t realize how important the PCV systemthe Positive Crankcase Ventilation PCV valve and its related componentsis to .PA Positive Crankcase Ventilation Heater Control Circuit Open PCV Valve Replacement Cost. The replacement cost of a faulty PCV valve can differ a lot depending on what engine and a car you have. However, the price of the PCV valve itself is often very cheap and you can expect prices around $ for a brand new valve..