Why Does My Car Engine Burn Oil?

If you’re noticing that your car is burning oil, it’s important to figure out why as soon as possible. Burning oil can lead to serious engine damage, so it’s not something you want to ignore.

Causes of Oil Burning

There are a few different things that can cause a car engine to burn oil. Some of the most common causes include:

Worn Piston Rings

Piston rings are responsible for sealing the combustion chamber and preventing oil from leaking into the cylinders. Over time, piston rings can wear out and allow oil to seep into the cylinders, where it can be burned.

Worn Valve Seals

Valve seals are responsible for sealing the valves and preventing oil from leaking into the cylinders. Over time, valve seals can wear out and allow oil to seep into the cylinders, where it can be burned.

Damaged Oil Pan Gasket

The oil pan gasket is responsible for sealing the oil pan to the engine block. If the oil pan gasket is damaged, it can allow oil to leak out of the engine and burn.

Leaking Oil Filter

The oil filter is responsible for filtering out impurities from the oil. If the oil filter is not properly tightened or if it is damaged, it can allow oil to leak out of the engine and burn.

Symptoms of Oil Burning

There are a few different symptoms that can indicate that your car is burning oil. Some of the most common symptoms include:

Blue or Gray Smoke from the Exhaust

If you see blue or gray smoke coming from your exhaust, it’s a sign that your car is burning oil.

Low Oil Level

If you check your oil level and it’s low, it could be a sign that your car is burning oil.

Oil Leaks

If you see oil leaks under your car, it’s a sign that your car is burning oil.

What to Do if Your Car Is Burning Oil

If you think your car is burning oil, it’s important to have it checked out by a mechanic as soon as possible. The mechanic will be able to diagnose the problem and recommend the best course of action.

In some cases, the mechanic may be able to fix the problem with a simple repair, such as replacing the piston rings or valve seals. In other cases, the mechanic may recommend a more major repair, such as replacing the engine.

Preventing Oil Burning

There are a few things you can do to help prevent your car from burning oil. Some of the most important things you can do include:

Change Your Oil Regularly

Changing your oil regularly is one of the most important things you can do to help prevent your car from burning oil. When you change your oil, you’re removing impurities from the oil that can cause it to burn.

Use High-Quality Oil

Using high-quality oil can help to prevent your car from burning oil. High-quality oil is less likely to break down and form deposits that can cause oil to burn.

Avoid Overheating Your Engine

Overheating your engine can damage the piston rings and valve seals, which can lead to oil burning. Avoid overheating your engine by keeping it properly cooled and by not driving it for long periods of time at high speeds.

If you follow these tips, you can help prevent your car from burning oil and keep it running smoothly for years to come.