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How to reset the service on a Mercedes B-Class W246 version

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

Let's see how to reset the service light on a Mercedes Class B version W246: turn on the instrument panel and press the "up arrow" button located on the left side of the steering wheel until "trip" is selected; then press and hold the "home" button.

Within a second, press and hold the "ok" button; wait five seconds.

The menu with "vehicle data", "dynamometer test" and "assyst plus" will be displayed. Press the "down arrow" button to get to "assyst plus" and confirm with "ok"; in the next submenu scroll to "full service" and confirm with "ok"; the display will list the services to be performed.

Scroll again to select "confirm service?" and confirm with "ok" (if our vehicle also has the option of oil specifications, select them and then confirm). "Service carried out" will appear on the display. Select "yes", then "confirmation" and the message "full service out" will appear.

Press the back button until the main menu is displayed.


Posted on 31 January 2025 by ScegliAuto


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by ScegliAuto

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