Why Are Hyundai Engines Burning Oil?

Hyundai engines burning oil can be attributed to several factors. If your Hyundai vehicle is experiencing excessive oil consumption, it is important to understand the potential causes and take action to prevent further issues. In this article, we will delve into common reasons why Hyundai engines burn oil and explore ways to address this problem.

1. Piston Rings Wear

The piston rings in Hyundai engines are responsible for creating a seal between the piston and cylinder wall. Over time, these rings may wear down due to high mileage or inadequate lubrication, leading to increased oil consumption. When the rings become damaged or worn, oil can leak into the combustion chamber and burn, resulting in the engine burning oil. Regular maintenance and oil changes can help mitigate this issue.

2. Valve Stem Seals Deterioration

Another common cause of Hyundai engines burning oil is the deterioration of valve stem seals. These seals are responsible for preventing oil from entering the combustion chamber when the valves are closed. If these seals become worn or damaged, oil can leak past them and burn during the combustion process. Replacing these seals can help resolve the oil consumption issue.

3. PCV System Malfunction

The Positive Crankcase Ventilation (PCV) system plays a crucial role in regulating engine pressure and preventing the buildup of harmful gases. If the PCV valve or related components malfunction, it can lead to excessive crankcase pressure and oil consumption. Regular inspection and maintenance of the PCV system can help prevent oil burning caused by these issues.

4. Engine Overheating

Engine overheating can contribute to Hyundai engines burning oil. When the engine operates at high temperatures, it can cause the oil to break down and become less effective at lubricating the internal components. This can lead to increased friction, wear, and oil consumption. It is vital to address any cooling system issues promptly to prevent engine overheating and oil burning.

5. Poor Quality or Incorrect Oil

The use of poor quality or incorrect oil can also result in Hyundai engines burning oil. Using oil that does not meet the manufacturer’s specifications or choosing the wrong viscosity can cause excessive oil consumption and potential engine damage. Following the recommended oil type and viscosity outlined in the vehicle’s owner’s manual is crucial to avoid these issues.

It is essential to remember that preventative maintenance, regular oil changes, and prompt action when an issue arises can help mitigate or prevent Hyundai engines from burning oil. If you are experiencing excessive oil consumption, it is advisable to consult a professional mechanic or contact your nearest Hyundai service center for assistance.