Usually white smoke means that water is getting into the combustion chamber, indicating that you have a leaking head gasket. This is serious and should be checked by a trained mechanic.
The O2 sensor is in the exhaust pipe before the catalytic converter.
has coolant level droped on header tank under bonnet if so you have coolant leaking into the combustion chambers (cylinders) there are a number of causes for this head gasket,warped or cracked cylinder head,same goes for the cylinder block
I have a 2006 325i and i have jumped it.
184 horsepower for the 2002 BMW 325i
Where is the starter located on my 2003 BMW 325i
I have a 325i bmw it is making a tickin noise? why is that
How do you replace a waterpump on a 1990 BMW 325i
Depending on the year there may be anywhere from 1 to 8 computers in a 325i
If you asking about the engine type, the 325i is a straight-six not a V4.
is in hard to replace a thermostat on a 2001 bmw 325i
where is 1987 convertible switch for 1987 325i bmw
where is the fuel filter located on a 1992 BMW 325i.