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How to Replace the Key Fob Battery in a Volkswagen Passat

Model: Volkswagen Passat B6, 3C - Years: 2005, 2006, 2007, 2008, 2009, 2010
Part: Key

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Video tutorial

How to replace the battery in the key fob of a Volkswagen Passat? Take your key fob and slide the button to release the metal key. Once extracted, use a screwdriver to pry open the key cover until the two pieces separate. Remove the battery holder, replace the worn battery with a new one of the same size and voltage.

Reassemble the cover with the buttons by pressing the key fob until you hear it click into place. Finally, insert the metal key back into the fob. Check that the key fob functions correctly.


Updated on 1 March 2026 by ScegliAuto


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How to Set the Time in an Audi A4?

In this tutorial, you will see how to set the time in an Audi A4, a very simple and quick operation to perform after replacing the battery or when the time changes. First, insert the key and turn on the instrument cluster. Then, press the "SETUP" button located on the center console. Next, press the upper left arrow button, navigate to the "Time" option, and use the central knob to adjust the clock. Finally, set any necessary formats and save by returning to the main screen.

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by ScegliAuto

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