What causes white smoke from the exhaust on startup?

What causes white smoke from the exhaust on startup?

If this is the case, the oil will leak into the combustion chamber where the oil will mix with the fuel and disrupt the precious air to fuel mixture ratio within the internal combustion engine. This will cause white smoke from the exhaust on startup.

Why does my car have a lot of smoke?

On the other hand, thicker smoke is a pretty big issue. 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.

Why does my car exhaust smell like oil?

When the white smoke is as a result of transmission fluid, it means that the car engine is likely absorbing excess fluid from the vacuum pipe or hose which is what makes it produce white smoke. This issue will also make the exhaust to produce a smell like a burned oil so you should look out for this as well.

Why do I have white smoke coming from my tailpipe?

Another reason for the white smoke coming from your tailpipe could be due to leaking piston rings or leaking valve seals. In this circumstance, the faulty seals or the bad piston rings can cause oil to enter into the vehicle’s combustion chamber. That oil then mixes with the fuel and then burns into a white smoke.

What does smoke coming out of your exhaust mean?

Thick white smoke coming out of the exhaust typically indicates a blown head gasket, a crack in the head, or a crack in the engine block. Cracks and bad gaskets allow the fluid to travel to places it shouldn’t be. If it travels, then the problems begin.

What would cause excessive exhaust smoke?

If your vehicle runs on diesel, then over-fueling may be the primary cause of black smoke coming out of your exhaust pipe. When the fuel injector of a heavy duty diesel engine wears out, it causes the nozzle hole to enlarge or the injector needle to erode.

What causes smoke coming from exhaust pipe?

Oil, transmission fluid and antifreeze are the three fluids most likely to be the cause of white smoke coming from your exhaust. Ruptured seals, leaky bolts and blown gaskets can expose oil to hot spots, making it burn.

Why is smoke coming from the exhaust pipes?

Condensation The most common reason for white smoke from the exhaust pipe is that it is condensed in the exhaust pipe. White smoke that is like vapor and disappears soon could is likely caused by condensation. Steam is emitted by condensation in the exhaust pipe which is seen at the exhaust emission.