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How to Reset the Service on a Mercedes A-Class

Model: Mercedes Classe A W177 - Years 2018-2026
Part: Service warning light

Before you start, sit in the driver's seat of your Mercedes A-Class. Begin by inserting the key into the ignition switch and turning it to position one. Next, press and hold the call answer button, then press the "OK" button for three seconds. This will take you to the car's internal menu. Proceed by selecting "ASSYST PLUS" and confirm by pressing "OK". Then, select "General Maintenance" and confirm again. At this point, select "Confirm Maintenance" and reconfirm. Once you have confirmed, you will have successfully reset the service.

Updated on 2 April 2026 by ScegliAuto

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