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Resetting the Service Light on the Mercedes A-Class

Model: Mercedes Classe A W177 - Years: 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Part: Service warning light

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Video tutorial

Let's see how to reset the maintenance management system on the Mercedes A-Class. Sit in the driver's seat, turn on the instrument cluster using the buttons on the left side of the steering wheel.

Select the "trip" menu and press and hold the center button and the back button for five seconds. Release them, and now the workshop menu will appear among the available menus.

Select it and go to "Assist Plus," select it, and start the engine. Choose "General Maintenance": a list of options will appear from which you can select the one related to the service you want to reset.


Updated on 3 September 2026 by ScegliAuto


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by ScegliAuto

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