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How to replace the battery of the Volkswagen Jetta 4 key.

Model: Volkswagen Jetta A4, MK 4 - Years 1998-2005
Part: Key

To replace the battery inside the key of your fourth-generation Volkswagen Jetta by yourself, simply follow the few steps described in the following guide. First, use a flathead screwdriver to easily separate the top part of the cover from the bottom part. Next, take the bottom part and open it again using the flathead screwdriver. Once you have done that, locate the dead battery and replace it with a new one. After that, reassemble the cover by joining the top part with the bottom part, and the procedure is finally successfully completed.

Posted on 17 December 2025 by ScegliAuto

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