Hello I haven't had a look further into mmi settings but I recently travelled through France Belgium Netherlands and Germany..When I left the ferry in Dunkerque the sound was gone.I thought no problem drive a few miles that you get out of port but unfortunately I did not get any sound in any of t Audi MMI Not working. As useful as Audi MMI can be, it is not faultless. At times, Audi MMI can malfunction and stop working. The causes of MMI breaking down are varied and include amplifier, modules, or fuses malfunctioning. Knowing how to properly check on them as well as proper replacement is key to keeping our Audi MMI safe from serious The MMI is dead on my Audi a6 c6. I've done an optical bus diagnostic and this is what I get. Electrical Optical 19 Can Gateway OK ERROR 5F-Information OK OK 0E Media Player 1 OK OK 56 Radio ERROR ERROR Thanks in advance 133K views 3 years ago. This is a quick video how to diagnose the MMI malfunction. These are the few steps to follow to see what the problem might be before going to the dealership and spending Two simple things to check depending on how long you've owned it, try holding down the power/volume **** a little longer and second the button over the glove compartment release turns off the display, it may have gotten pressed by accident. Unfortunately my mmi in my 2010 A6 Avant has stopped working properly. Its the basic with dvd nav and Bluetooth. When I put the key in the ignition the mmi screen doesn't come on at all. I start the car and still nothing. The controls/buttons are not illuminated either and unresponsive. .

audi a6 c6 mmi not working