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    4. : Why does the Audi A4 MMI system not work?

Why does the Audi A4 MMI system not work?
Years 2007-2016

Answer

If the MMI system of the Audi A4 does not work, first check that all the fuses are in place. If the problem is not related to them, it could be caused by damage to the cables or the optical loop.
Posted on: 12 April 2022 by ScegliAuto

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