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How to Reset the Service Light on a Mercedes A-Class W169

Model: Mercedes Classe A W169 - Years 2004-2012
Part: Service warning light

If you are wondering what steps are necessary to independently reset the service light on your Mercedes A-Class W169, just read the following guide carefully and follow the various instructions provided. First, turn on the vehicle's ignition by inserting the key into position one. Once done, make sure to display the total mileage on the onboard computer screen. Next, press the button located to the left of the dashboard three times in a row to access the secret menu. At this point, scroll down and enter "Confirmation" and select the "Full service" option to complete the reset procedure.

Updated on 26 June 2026 by ScegliAuto

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