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How to Replace the Key Fob Battery for the BMW 7 Series

Model: BMW Serie 7 F02, MK 5, F01 - Years: 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015
Part: Key

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Video tutorial

In this video, we will assist in replacing the dead battery in the BMW 7 Series key fob. Start by extracting the metal key located inside the key fob. Then, open the fob using a screwdriver, trying to detach the plastic casing. Now, disconnect the battery from its holder by unsoldering the contacts and reposition the new one by gluing it to the motherboard, along with the new support.

Close the key fob, reinsert the key into its slot, and test if it works correctly. If it does, the operation is completed smoothly.


Updated on 26 May 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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