What causes oil smoke from exhaust?
If you are noticing blue smoke from the exhaust, it means your engine is burning oil due to an oil leak. This symptom could be the result of a leaking valve seal or a problem with a piston ring. What is happening is that the engine seals are not effectively sealing the oil from getting into the cylinders.
What does white smoke from the tailpipe usually indicate?
Many times, this thick smoke is due to the likes of a blown head gasket, damaged cylinder, or a cracked engine block, which is causing coolant to burn. Thick white exhaust smoke usually indicates a coolant leak, which could cause overheating and put your engine at a serious risk of damage.
Why is my Subaru Forester blowing white smoke?
Here are some of the other symptoms of a blown head gasket in the Subaru Forester: If your engine is running rough, and billowing out white smoke, it very well could be either a blown head gasket, or a cracked head. It’s important not to ignore a potential blown head gasket.
What does it mean when oil comes out of exhaust?
Watch Out The Smoke Colors. The colors of the tailpipe smoke are good signs to detect the type of oil coming out of exhaust problem. Black smoke refers to unburnt fuel, which means that the engine fails to burn one or two combustion catalyst. Gray or bluish smoke means the leaking of engine oil into the internal combustion chamber.
Why does my car have a lot of smoke coming from the exhaust?
Thick smoke usually comes from the faulty in engine coolant, which could lead to many serious problems like damaged cylinder head, blown head gasket, cracked engine block… which might cost drivers quite a lot. In this situation, we suggest to not ignore it. A coolant leak, even small, can lead to the serious risk of damage to your dear vehicles.
Why is black soot coming out of my exhaust pipe?
Black soot can form an oil-like liquid. Sometimes, the leaked oil coming from exhaust might not be oil at all! The exhaust pipe can usually the main source of this problem. If you are a lazy car owner and haven’t cleaned it for years, beside from our maintenance tips, we suggest checking the outside of the pipe.