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How to Reset the Service on the Mercedes A-Class

Model: Mercedes Classe A W177 - Years 2018-2026
Part: Warning light – error code

After performing every oil change and replacing the filter on this car model, you must reset and update the service indicator that appears on the instrument cluster. The following description provides instructions on how to proceed. After accessing the driver's seat, press the menu button on the right side of the steering wheel until you select the trip option, then press and hold the return button for at least five seconds. Next, select the assist plus option and confirm the completed service, then proceed to select the type of oil used.

Updated on 23 July 2026 by ScegliAuto

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