1995 Ford Probe Engine light comes on off and on & Car

Next tiem light is on I would have the code scaned right away before it goes away, try another place.

With the white smoke it is either a leaky intake manifold gasket causing cylinders to fill up wiht coolant overnight then burn off white the next morning, common occurence in your vehicle manf.

Or it could be excessive water in the gas and you should drain the tank, lines, and change the fuel filter.