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How to Replace the Remote Key Battery of Mercedes Vehicles

Model: Mercedes Mercedes Various
Part: Key

This video illustrates the entire procedure for replacing the battery of a Mercedes remote key. First, remove the small metal lever located inside the key. To do this, press the button next to it, which allows for release. Insert the lever into a specific slot and you will notice that the remote key automatically separates into two parts, giving you access to the battery. In a few seconds, replace the battery, ensuring to respect the polarity, and then reassemble everything.

Updated on 9 August 2026 by ScegliAuto

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