ENGINE CRANKCASE VENT

+4 The image shows an Engine Crankcase Vent Valve, also known as a PCV valve or oil separator, used in Audi and Volkswagen vehicles. This part helps regulate pressure within the engine and prevent oil leaks. Function: The PCV valve redirects blow-by gases back into the engine to be burned, preventing harmful emissions. It helps maintain proper pressure within the engine crankcase. It prevents oil from being forced out through seals and gaskets. Symptoms of a Faulty PCV Valve: Rough idle or engine misfires. Increased oil consumption. Oil leaks. Sludge buildup inside the engine. Whistling noises from the engine. Excessive suction on the oil cap. White exhaust smoke. Check engine light may illuminate. Compatibility: The part number on the image, 06J 638 B, corresponds to the following vehicles: Audi A3, A4, A5, Q5, TT. Volkswagen Beetle, CC, Jetta, Passat, Tiguan. Additional Information: The part is made of PA6-GF30 plastic. It is manufactured by WHM in Germany. If you are experiencing any of the symptoms of a faulty PCV valve, it is important to have your vehicle inspected by a qualified mechanic.