Is there a way to turn off the check engine light without taking to a shop of buying any tools.
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2002 Mercedes-Benz C230 Question: Any way to turn the check engine light off?
Answer #1Oakman April 29, 2010, 13:50Master
NO, the light must reset using proper procedures.
Answer #2battlel June 15, 2010, 11:51Rookie
The service tech @ the MB dealership told me that the check engine light usually comes on when the gas cap isn't tight. He said the light should go off about 1 - 2 days after the gas cap has been tightened.