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Frequently asked questions about cars and motorcycles

How to reset the service light in the Smart ForFour?

Model: Smart Forfour MK 2, W453 - Years: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021
Part: Service warning light

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Video tutorial

This tutorial shows how to reset the service light in the Smart ForFour, a very simple and quick operation to perform only after completing all required scheduled maintenance tasks. Start by entering the cabin, then turn on the instrument cluster; it is not necessary to start the engine, and navigate to the service screen using the directional arrows on the steering wheel.

Once done, press and hold the "OK" button for about 10 seconds, or for as long as necessary for the interval to reset correctly. Finally, restart the vehicle.


Updated on 29 September 2026 by ScegliAuto


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by ScegliAuto

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