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Replacing the Key Battery on BMW Cars

Model: BMW BMW Various
Part: Key

Today, you will learn a simple maintenance task that not everyone knows: replacing the BMW key battery. First, press the designated button to extract the manual key from the casing. Next, insert a small flat screwdriver into the gaps left by the key to remove the remote cover as shown in the video. Voilà ! Here is the battery. Using the small flat screwdriver again, remove the battery from its holder and insert the new one you purchased, which should be equivalent to the original. Reassemble the remote and you're done.

Updated on 17 April 2026 by ScegliAuto

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