What are the symptoms of a bad crankcase valve?
What are the symptoms of a bad crankcase valve? Symptoms of a Bad or Failing Positive Crankcase Ventilation (PCV) Valve. 1 1. Excessive oil consumption and leak. A bad PCV valve may have a leak, which will cause excessive oil consumption. In addition, you may also notice 2 2. Contaminated filter. 3 3. Overall poor performance. Why is my variable valve timing not working? The passing of additional oil to the VVT gears is a possibility if the system is not working properly. This very phenomenon manifests itself in the rough idling of the engine. It is primarily because the...