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How to Replace the Key Battery of the BMW Series F

Model: BMW BMW Various
Part: Key

Replacing the button battery inside your BMW Series F key is a relatively simple task, but if you encounter any difficulties, just follow the instructions in this guide. First, fully remove the physical emergency key. Once done, using a small flat screwdriver, open the plastic cover. Right underneath, you will finally have access to the old battery. Simply replace it with a new compatible one, and finally, correctly reassemble the cover, ensuring to insert the physical key back inside.

Updated on 10 May 2026 by ScegliAuto

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