Asked in
Chevy Suburban
Check Engine Light
Mercedes-Benz E-Class

Mercedes check engine light?

Answer

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Wiki User
May 16, 2010 7:14PM

The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle.

Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions.