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How to reset the Service light on the Mercedes B-Class?

Model: Mercedes Classe B W245, MK 1 - Years 2005-2011
Part: Service warning light

To reset the Service light on the Mercedes B-Class, turn the ignition on by turning the key in the ignition switch. Once the dashboard is powered, repeatedly press the button on the left side of the dashboard until the "Service menu" appears. You can then scroll through this screen using the buttons on the side spokes of the steering wheel, selecting "Confirmation" and then "Full service". This will make the Service light disappear from the dashboard, allowing you to turn it off completely.

Updated on 11 September 2026 by ScegliAuto

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