If your check engine light is coming on there should be a code that comes up telling you what the problem is. Do a search here "check codes", it should tell you how to retrieve the code. I think it could be something as simple as a loose gas cap. Good luck.
. . . . picking the lines with my twenty-nines . . . .
'99 sport 4.0 5 speed, top-of-the-line floormats