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Frequently asked questions about cars and motorcycles

How to Reset the Service Light on a Mercedes A-Class?

Model: Mercedes Classe A W176 - Years 2012-2018
Part: Service warning light

To reset the Service light on a Mercedes A-Class, turn the ignition key to the first position to power on the instrument cluster. Then, press and hold the OK button and the call answer button located on the side spokes of the steering wheel for about three seconds. A screen will appear where you can select "ASSYST PLUS" until you reach general maintenance; this will bring up another screen where you can select the Service reset, turning off the light.

Updated on 26 August 2026 by ScegliAuto

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