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How to Replace the Key Fob Battery of the Mercedes-Benz A-Class?

Model: Mercedes Classe A W177 - Years 2018-2026
Part: Key

Replacing the key fob battery of the Mercedes-Benz A-Class, as shown in this tutorial, is an extremely simple and quick task. To do this, you will only need a replacement CR2032 battery. First, remove the emergency key by pressing the button on the back, then pry off the plastic cover by pushing it outward. Once done, you can pull out the drawer where the battery is located and proceed with its replacement, making sure to respect the polarity. Finally, reassemble everything by following the reverse procedure.

Updated on 8 August 2026 by ScegliAuto

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How to Reset the Tyre Pressure Light on the Opel Grandland X

While driving, if you notice the tyre pressure warning light coming on, first check the actual inflation pressure of the tyres and, if necessary, restore the pressures recommended by the manufacturer. After restoring the correct pressures, you need to reset the warning light that has illuminated on the instrument cluster. To do this, locate the reset button on the lower central console. Press this button and hold it down for at least 3 seconds, after which the low pressure indication will turn off.

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