Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to replace the battery of the key for the Mercedes S-Class W223

Model: Mercedes Classe S W223 - Years: 2020, 2021, 2022, 2023, 2024, 2025, 2026
Part: Key

See other generations:
Video tutorial

To replace the small button battery inside the key of your Mercedes S-Class W223 on your own, you need to follow the procedure described in the following guide. Before starting, make sure you have a new CR2032 battery available.

At this point, remove the emergency key by pressing the button on the back of the cover and disassemble it. Remove the dust cap of the battery and replace it with the new one. Finally, reassemble the protective cover and insert the emergency key back inside.


Posted on 18 June 2025 by ScegliAuto


Related tutorials

How to Change the Cabin Air Filter on a Mercedes S-Class W223
How to Change the Cabin Air Filter on a Mercedes S-Class W223
Mercedes Classe S (2020-2026 / W223) .. If you own the new Mercedes S-Class W223 and want to replace the cabin air filter yourself, just follow these steps. First, purchase.. …
How to Replace the Key Battery for the Mercedes Benz S-Class
How to Replace the Key Battery for the Mercedes Benz S-Class
Mercedes Classe S (2020-2026 / W223) Replacing the key battery for a Mercedes Benz S-Class, model W223, is a very simple task. First, extract the emergency metal key by pressing the silv…
How to Replace the Key Battery in a 2021 Mercedes S-Class
How to Replace the Key Battery in a 2021 Mercedes S-Class
Mercedes Classe S (2020-2026 / W223) Follow these steps to replace the key battery in a 2021 Mercedes S-Class: -Press the gray button on the back of the remote; -Remove the emergency key…

How to Replace the Glow Plugs in the Fiat Ducato 2.3 Multijet?

Glow plugs, as the name suggests, raise the temperature of the engine in diesel vehicles to allow for easier starting. The manufacturer, in this case, Fiat for the Ducato 2.3 Multijet, specifies how often they should be replaced, and a warning light will illuminate when it's time. This work is carried out under the bonnet. First, remove the upper engine cover, then lift the coil and, using a socket wrench of the appropriate size, unscrew the glow plug to remove it from the base, followed by installing the new one.

Watch the video!


by ScegliAuto

More videos