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How to Replace the Remote Key Battery of the BMW

Model: BMW Serie 1 MK 2, F20, F21 - Years 2011-2019
Part: Key

A quick and simple replacement that allows you to comfortably reuse your remote to open and close your vehicle from a distance. First, press the button on the top part to extract the metal part of the key. You can then apply leverage with a flat screwdriver on the rear edge to lift the protective panel of the battery. Now, simply replace it with a new battery and retrace the steps described for reassembling the various components.

Updated on 27 February 2026 by ScegliAuto

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