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How to replace the battery of the Volkswagen Passat B7 key.

Model: Volkswagen Passat B7 - Years 2010-2014
Part: Key

To correctly and safely replace the small battery located inside the key of your Volkswagen Passat B7, simply follow all the steps described in the following guide. First of all, purchase a compatible battery, specifically the CR2032 model, then take the car remote and remove the emergency key from inside the cover. Next, disassemble the cover with your own hands and proceed with the removal of the old battery. Finally, insert the new battery and reassemble the protective cover.

Posted on 25 July 2025 by ScegliAuto

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