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  6. : Why does the Audi A4 key not work?

Why does the Audi A4 key not work?
Years 2004-2008

Answer

If the Audi A4 key no longer works, the causes may be: the key battery is flat, the key has lost synchronization. The key battery must therefore be replaced and if the problem is not resolved, the key must be resynchronized.
Posted on: 28 September 2022 by ScegliAuto

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