White smoke from under the cars hood can be leaking oil, brake fluid, transmission fluid. Most of the times it is a gasket went out.
The better question is what is leaking transmission fluid?
Probably your radiator fluid leaking out.
If a Mazda MPV is leaking yellow fluid then it is possible that the fluid is brake fluid. It is best to take the car to a mechanic right away.
where is it leaking from?
That is the correct spelling of "leaking" (losing fluid or pressure).
It is called the Windshield Washer Fluid Resevoir.
Leaking heater core. It will need to be replaced.
fluid is a lubricant of transmission
transmission fluid
Transmission fluid.
That's automatic transmission fluid , or power steering fluid , so it would depend on where it is leaking from