the "smoke" is always there
when you breathe in the morning, when its cold, you see like a mist, that what that is, its just you usually cant see it
Water vapour due to condensation in the exhaust pipe.
White smoke means head gasket, cracked head or equivelant.
condensation
if it is white smoke engine need to rebuilt.
Piston rings or Rich oil .
Head gasket
the smoke that comes out of a exhaust pipe is supposed to be white
Cold start
White smoke in the exhaust means water is being burned in the engine. A small puff of white smoke the first time you start a car in the morning is normal. Water condenses in the intake, and engine and when you firsts start the engine it burns off producing a puff of white smoke. It is nothing to concern yourself with unless the car is constantly blowing white smoke.
bad head gaskets, or a crack in the block or head.
All cars blow white smoke when they are cold especially on a cold morning .Worst case scenario if it blows excessive white smoke all the time is a blown head gasket
White smoke at start up is due to moisture in the exhaust or on a diesel it can be normal due to the engine being cold.White smoke at start up is due to moisture in the exhaust or on a diesel it can be normal due to the engine being cold.