rough idle smell gas
You need to replace or clean the ERG valve. This will help with your milage too.
A faulty fuel injector can cause your Ford Windstar to run rough and feel like it's going to stall. A dirty or plugged air filter can also cause the vehicle to stall.
no.fully unajusteble
You might want to check your main vacuum line
throttle body or idle air control value
The most common cause of a 1996 Ford Escort to idle rough is bad spark plugs or bad spark plug wires. A plugged air filter will also cause it to idle rough.
the radiotor or the cams
You may have damaged the O2 sensor. Retrieve the code that has been set and that will tell you where to start looking for the problem.
idle air controll,leaking fuel injector,egr stuck
Needs a tune up. Also it sounds like somone is pumping gas without shutting of the car.
A bad IAC (Idle air control valve) or a vacuum leak or both.
I am having the same problem, and poor acceleration!!