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Replacing the Key Fob Display Battery for BMW 7 Series

Model: BMW Serie 7 MK 6, G11, G12 - Years 2015-2022
Part: Key

This guide briefly outlines the steps to disassemble and replace the display battery of the key fob for the BMW 7 Series, as well as the 5 Series. First, take the remote in hand and start removing the plastic cover on the front of the remote by prying at the sides with something thin. Next, remove the lithium battery from the remote by disconnecting the circuit board from the small connector of the display to remove it as well, as shown in the video. At this point, install the new battery and reassemble the remote!

Updated on 15 August 2026 by ScegliAuto

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