Car blowing white smoke on startup

When the warm or hot exhaust gases meet cold outside air , condensation and steam is a result. After a short amount of driving, the white smoke should lessen. If you see white smoke coming out of the car exhaust pipe in thin wisps , but only when you start the engine and not while driving, there should be no need to worry.

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. The indication is apparent when white smoke appears while the car is running, but not when you start it. The reason for this type of white smoke is due to burning coolant that somehow got mixed up. In the early stages of head gasket failure , one may notice white smoke when they start their car in the morning but the smoke clears after a few minutes.

If it’s steam , not smoke , you have a coolant leak. If you’re certain it’s smoke then you likely have weak or worn valve guides. The oil leaks past them all the time, but when you park the oil falls past them and sits in the cylinder until you fire it up again.

The oil burns away, white (blue) smoke , and looks clean until next time. White smoke from exhaust upon cold start - Car. Ford Scorpio MkGhia 2. I turn Car Compressor into Working Engine. If you notice that your car is blowing white smoke.

What does WHITE smoke from my exhaust mean? What causes your car to produce white smoke? Why does Aircooled engine blow white smoke? Is your diesel blowing white smoke?

If you see white smoke during startup only, then this is probably because oil leaks pass the valves and mixes with any moisture present in the car’s exhaust. When you park your car under extremely cold conditions, the car becomes too cool, its air shrinks and starts producing moisture. When I was driving home, there were tons of white smoke coming from the rear.

The car already failed smog test and about to retire. Some white exhaust smoke is normal, especially when you first start the car. 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. If your car has a glow plug, the best way you should do is replacing it with a new one. After a recent oil change at the local Toyota dealer we noticed that when we start the car in the morning a puff of white smoke spews out from the exhaust for a few seconds and stops. There is no more white smoke while driving the car around.

Blue exhaust smoke problem - Duration:. This kind of smoke disappears. A little bit of white smoke when you start the car can be the engine warming up and getting rid of condensation but a lot of smoke when the car is running can be the sign of a few problems in the car. Smoke that’s white can point to an engine that’s running hot, so it may indicate a problem with the cooling system like the intake manifold or head gasket causing a problem with the coolant. If the exhaust smoke is white: Does the exhaust smoke quickly dissipate after leaving the tailpipe?

If so, it is probably the result of condensation building up within your car’s exhaust system. If it continues well after start-up, then you may have serious trouble. That is normal - water will condense in the exhaust system as a car cools down. Then when the car is started the water turns to steam from the hot exhaust. If just at start up this could indicate moisture in the exhaust, this can happen when the engine is turned off and moisture forms in the exhaust through condensation from the air.

Sometimes it is just a question of how long the smoke is emitting. Cars on a cold morning in the winter are going to generate a white vapor. If the white smoke still keeps coming out after the engine is nice and warm something may be wrong. If you observe black smoke coming out of exhaust pipe, here are ways you can do to fix this problems. It doesn’t take much, but if tis white smoke has beenn going on for months without coolant loss, I suspect youare right it isn’t the head gasket.

With the engine off oil oozes past the seals and guides and ergo, smoke upon startup. It could also be that oil consumption is continuing even if you don’t notice it.