Overfilling engine oil can cause a range of issues that can affect the performance and longevity of your vehicle. Here are some of the potential consequences of overfilling:

• Foaming: Overfilling can cause the oil to froth and create air pockets, which can prevent it from properly lubricating the engine components. This can lead to increased wear and tear, decreased power and efficiency, and even engine failure.

• Increased pressure: Too much oil in the engine can cause the pressure on the crankshaft to increase, which can cause oil to enter the exhaust pipe from the crankshaft into the combustion chamber, blocking the combustion chamber hole with oil and eventually clogging the engine. This can also cause oil leaks and damage to engine seals and gaskets.

• Reduced lubrication: If the oil pressure is off, the engine components will not be properly lubricated, which can make your engine deteriorate quickly.

• Oil leaks: Overfilling can put pressure on the engines seals and gaskets, causing them to break or crack and leading to oil leaks. This can damage other engine components and create a hazardous situation on the road.

If you suspect that you have overfilled your engine oil, it is important to address the issue promptly to avoid potential damage to your engine. To fix the problem, you should first confirm that the oil is indeed overfilled, then begin to drain the excess oil from your oil pan. Checking the oil dipstick when the vehicle is on flat ground and the engine is cold will give an accurate reading of the level.