Where is the PCV valve located on 2004 Hyundai sonata?

The PCV (Positive Crankcase Ventilation) valve on a 2004 Hyundai Sonata is typically located on the valve cover. It is usually positioned near the rear of the engine, connected by a rubber hose to the intake manifold. To access it, you may need to remove some components for better visibility and reach. Always consult the vehicle's service manual for specific details and diagrams.