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Resetting the Service Light on a Mercedes-Benz B-Class

Model: Mercedes Classe B MK 2, W246 - Years: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
Part: Service warning light

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Video tutorial

Thanks to this very short tutorial, you can see how to reset the service light on a second-generation Mercedes-Benz B-Class, produced from 2011 to 2019. First, turn on the vehicle's instrument cluster without starting the engine. Then, press and hold the "OK" button and the call button on the steering wheel simultaneously to open the service menu.

Once done, select the "ASSYST PLUS" option, then select the full service option, and finally confirm the reset to complete the task.


Updated on 13 September 2026 by ScegliAuto


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by ScegliAuto

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