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How to Reset the Service Light on the Mercedes ML 350?

Model: Mercedes Classe M W166 - Years 2011-2018
Part: Service warning light

In this tutorial, you will see how to reset the service light on the Mercedes M-Class, a very simple and quick operation, to be performed only after completing the required scheduled maintenance work. First, switch on the instrument panel, then press and hold the call button and, about a second later, also press the "OK" button. Next, navigate to the "ASSYST PLUS" section, enter "Full service" and perform the reset by selecting "Confirm Full Service". To verify that the operation was successful, you can restart the vehicle.

Updated on 13 September 2026 by ScegliAuto

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