Do it yourself
Frequently asked questions about cars and motorcycles

How to Reset the "Service" Light on a Mercedes Class B?

Model: Mercedes Classe B MK 3, W247 - Years: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Part: Service warning light

See other generations:
Video tutorial

To reset the "Service" light on a Mercedes Class B, turn on the ignition without starting the engine. Using the buttons on the steering wheel, access the main menu displayed on the dashboard screen.

Scroll through the options until you find the section related to maintenance or service reminders. Use the steering wheel controls to select the reset option, then follow the on-screen instructions to complete the procedure.

Once confirmed, wait a moment for the system to update the data. When finished, turn off and then turn on the ignition to check that the light is no longer present.

If the reminder does not appear, the reset has been successful and the system is ready for the next scheduled maintenance interval.


Updated on 5 November 2026 by ScegliAuto


Related tutorials

Mercedes Classe B (2005-2011 / MK 1, W245) To reset the service light on the Mercedes-Benz B-Class, turn on the ignition by rotating the key in the ignition switch. Once the dashboard is lit u…
Mercedes Classe B (2011-2019 / MK 2, W246) Today, discover the steps to reset the service light for the routine maintenance oil change on the Mercedes-Benz B-Class. First, get inside the vehic…
Mercedes Classe B (2005-2011 / MK 1, W245) 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, re…

Other guides you may be interested in

How to open the bonnet on a Volkswagen Golf?

In this tutorial, you will see how to open the bonnet on a Volkswagen Golf MK4. This is a very simple operation that follows the standard procedure. First, open the driver's door, then locate the lever in the lower left area and pull it. Next, move to the front of the vehicle, lift the bonnet slightly, and find the second lever located just above the Volkswagen logo. At this point, simply pull it towards you, fully open the bonnet, and secure it with the prop rod. To close it, gently push it down.

Watch the video!


by ScegliAuto

More videos