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Replacing BMW 2 Series Key Fob Battery

Model: BMW Serie 2 F45 - Years: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021
Part: Key

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Video tutorial

Today, in this short and simple video tutorial, you will learn how to disassemble and replace the battery in the key fob of a BMW 2 Series. First, pull the key out of the fob; then insert it into the slot to pry it open into two parts.

At this point, remove the cover of the fob and access the battery: use something sharp to pry it out and replace it with a new one of the correct type (usually a 2025 or 2032). Remember to insert it in the correct direction and then reassemble the cover with the key!


Updated on 8 April 2026 by ScegliAuto


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The toll tag holder is usually attached to the car windscreen to ensure that the toll tag functions immediately when passing through barriers. However, if you decide to remove the holder, you should follow this procedure: - Insert the toll tag into the holder; - Pull the holder inwards to detach it from the windscreen; you can use a glass scraper or a stiff plastic card to assist you; After removing the holder, it is essential to remove the adhesive from the windscreen. To remove the adhesive, we recommend using a solvent-based spray that will remove the glue without clouding the area.

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by ScegliAuto

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