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Replacing the Key Fob Battery for a Volkswagen Passat

Model: Volkswagen Passat B8, 3G, MK 8 - Years 2014-2023
Part: Key

Let's discover the instructions to dismantle and replace the battery in the key fob for a Volkswagen Passat. First, take the key fob in hand and start by removing the physical key from inside it; use the slot to pry off the plastic back cover, as shown in the video. Next, remove the old battery and replace it with a new one of the correct type and the same specification; insert it the right way round and reassemble the key fob, placing the physical key back into the slot last.

Posted on 16 July 2026 by ScegliAuto

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