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How to Reset the Engine Warning Light on the Mercedes Class B W246

Model: Mercedes Classe B MK 2, W246 - Years: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
Part: Warning light – error code

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Video tutorial

In this video, you will see the procedure necessary to reset the engine warning light, mainly due to a mechanical fault in the vehicle, on the Mercedes Class B W246 (second generation). First, get in the vehicle and turn on the ignition; then connect your diagnostic tool to the OBD port of your vehicle.

At this point, select the make and model of the car and perform a scan for errors; once you identify the issue related to the warning light, you can proceed to reset it: this way, you will see the engine warning light turn off immediately.


Updated on 25 April 2026 by ScegliAuto


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by ScegliAuto

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