1995 merc c280, - check engine light is on, but scan shows no problems.

What is your question?

Check engine light is on, but when scanned there are no problems indicated. The scan was done with a Snap-On scanner. What could be the cause of the light being on? The car runs fine, no problemsexcept for the warning light being on.

How long has your 1995 Mercedes-Benz C280 had this problem?

About one month