What are the solutions for oil burning in the second-generation EA888 engine?
2 Answers
Second-generation EA888 oil burning solutions include thoroughly cleaning the engine and replacing related components such as piston rings and pistons. The following are details regarding oil burning issues: Poor oil quality: Using low-quality engine oil or oil with viscosity grades that do not meet requirements. Low-grade engine oil can accelerate wear, and oil viscosity that is either too low or too high can lead to poor engine lubrication, increasing wear on piston rings and cylinder walls, reducing sealing performance, and resulting in oil burning. Excessive clearance: Excessive clearance between piston rings and cylinder walls, improper installation of piston rings, or degraded sealing performance can allow oil on the cylinder walls to enter the combustion chamber, causing oil burning. Additionally, poor sealing performance of valve seals, damage to the Positive Crankcase Ventilation (PCV) valve, or clogged crankcase ventilation ports can increase crankcase pressure, allowing oil to enter the cylinders along with crankcase gases and participate in combustion.
I remember the issue of oil burning with the second-generation EA888 engine, which many friends have encountered. I drove a Volkswagen myself and fell victim to it. Oil burning is usually caused by piston ring problems, where a design flaw allows oil to seep into the combustion chamber. The solution is to first check the oil consumption. If it decreases by more than half a liter every 1,000 kilometers, then it really needs repair. It's recommended to visit a professional auto repair shop for an engine overhaul, replacing the piston ring kit, or upgrading the PCV system—the key component for oil return. Regular maintenance is crucial: check the oil level every 5,000 kilometers and use high-quality full synthetic oil with the correct viscosity to alleviate the issue. Avoid using additives, as they are ineffective and a waste of money. After the fix, the engine runs much quieter, and fuel consumption returns to normal. Remember to maintain it regularly to prevent minor issues from escalating.