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Replace the Key Fob Battery on Audi A4 B6

Model: Audi A4 B6 - Years: 2000, 2001, 2002, 2003, 2004
Part: Key

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Video tutorial

Let's go through the steps to disassemble and replace the key fob battery on the Audi A4 B6, second generation, in simple and quick steps. First, take your key fob and use a flat tool to pry open the slot on the back cover to remove it and access the battery compartment, as shown in the video.

At this point, remove and replace the battery with a new one of the correct type (in this case, a CR 2032 3V); simply insert it in the correct orientation and reassemble the battery compartment with the key fob casing.


Updated on 15 May 2026 by ScegliAuto


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Where are the fuses located on the Renault Laguna?

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by ScegliAuto

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