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How to Reset the Service Light on a Mercedes A-Class

Model: Mercedes Classe A W176 - Years 2012-2018
Part: Service warning light

If you have just performed routine maintenance on your Mercedes A-Class, but the service light continues to illuminate after each start, don't worry. You can follow the steps in this guide to resolve the issue permanently. First, insert the key and turn it to the first position to power on the dashboard. Then, navigate through the onboard menu until you see the total and trip mileage. At this point, press and hold both the call button and "OK" for a few seconds. Release them as soon as a new menu appears on the display. Select "Assyst Plus" first, then "General Maintenance." Finally, select "Confirm Maintenance," choose the type of oil used, and confirm the reset.

Updated on 14 June 2026 by ScegliAuto

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