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How to Reset the Service Light on a Mercedes C-Class?

Model: Mercedes Classe C W205 - Years 2014-2021
Part: Service warning light

On the Mercedes C-Class, you can completely turn off the Service light by inserting the key to turn on the ignition. Then, press and hold the OK button and the button for answering calls, located on the side spokes of the steering wheel. While holding these buttons, a menu will appear, allowing you to navigate using the steering wheel controls. Select "ASSYST PLUS": then choose "Full service" and "Conf. Full service". When the confirmation message appears, select "Yes", then turn off the ignition to complete the operation.

Posted on 21 May 2026 by ScegliAuto

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