car turns off but it turns right on back,and a smell is coming from drivers side on 2000 Ford Taurus

the rpms go all the way down thats when it turns off and wont stay on and now i am getting a smell coming from under the drivers side door.dont know what it is?

1 answer
IS YOUR CK ENG LIGHT ON IF SO HAVE CODES SCANNED AT AUTO ZONE AND POST SO WE CAN ADV