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Resetting the Service Light on the Mercedes S-Class

Model: Mercedes Classe S MK 3, W140 - Years 1991-1998
Part: Service warning light

Today, let's go over the instructions needed to reset the service light for the routine maintenance oil change on the Mercedes S-Class. First, get inside the vehicle and turn the key to the first position to power on the instrument cluster. Next, press and hold the button located at the bottom left of the instrument cluster until the maintenance key resets next to the service mileage on the display, as shown in the video. At this point, turn off the instrument cluster and start the engine to complete the reset procedure.

Posted on 23 April 2026 by ScegliAuto

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