White smoke from the exhaust pipe

What does black, blue or white smoke from exhaust mean? What causes smoke to come from the exhaust pipe? If white smoke continues to come out of your exhaust while the car is running, there are other issues at fault.

One cause of white smoke from the exhaust might be the engine leaking coolant. If the engine leaks coolant , it will be burned by the heat of the engine and then come out as smoke from the exhaust. The most common reason for white smoke from the exhaust pipe that is condensed in the exhaust pipe.

Steam is emitted by condensation in exhaust pipe which is seen at exhaust emission. If you the white smoke consistently comes out and the sweet odor smell is present, then it is definitely a problem with your coolant leaking. The white smoke is the result of normal condensation which builds up inside the exhaust system. White smoke can be a big problem or not, depending on the thickness. One of two conditions is responsible for white smoke blowing out of your exhaust.

First is normal condition (so you don’t have to panic ) and the second is a not so normal condition which should be fixed as soon as possible. You may commonly see white smoke coming from the exhaust on cooler days upon starting. Condensation can turn to vapor , providing what looks like white exhaust. But excessive white smoke likely means coolant is leaking into the engine combustion chambers. As the engine warms up and the condensation dissipates the white exhaust smoke ( steam ) is no longer seen.

The black smoke may show there is a return fuel line which is obstructed. Fuel injectors and sensors might also be damaged. A final problem which can be diagnosed from black smoke is problem with the air filter. Everything You Nee For Anything You Drive.

We Are Your One Stop Shop. The good news is, not all white smoke signals problems in your car, as some can be due to normal condensation too. A rule of thumb though is the thicker the white smoke , the greater is your problem. Thin, white smoke coming from an exhaust pipe usually indicates normal condensation buildup in the exhaust , but thick, white smoke can indicate a problem like the engine burning coolant, a cracked engine block, a blown head gasket or damaged cylinder head.

The smoke escaping from your tailpipe is actually steam and will appear more gray than white in color if examined closely. The water is the result of an accumulation of that same steam as it makes its way through the exhaust system and out of the tailpipe where it condenses from its gas form back into liquid. Some white exhaust smoke is normal, especially when you first start the car. Normally this is a sign of a blown head gasket or cracked head. You must STOP driving this vehicle or you will cause serious engine damage.

Why is White Smoke or Steam Coming from Exhaust ? A small amount of water is produced as a normal bi product of the combustion process and until the exhaust system warms up the water evaporates and can be seen as steam. Black smoke or very dark smoke coming from the exhaust pipe. A new fuel odor or drop in MPG that seems to be coming from the exhaust pipe. What Your Exhaust Smoke Is Trying To Tell You.

This kind of smoke disappears.