Oct 6, 2023. #14. I've had this "Navigation database unavailable" fault for the past week. It doesn't seem to be resolving itself, and rebooting the MMI hasn't fixed it either. It's like the Nav database doesn't exist anymore. Phoned up my dealer to book it in for the software update which I hope will resolve it.
Originally Posted by MCNIERNEYC. MMI will shut itself down in extreme temperatures to protect the hard drive. Probably under other extreme conditions as well. There is a way to manually reboot the system by pressing three keys. Check your manually for the reboot sequence. Did all that before I took it in to Audi.
Only Audi A6 C7 and Audi A8 D4 in their very first production year had firmware starting from HN+_XX but when looking for updates needs to get HN+R (Audi has change firmware name for A6/A8). We have created tool which can help you recognise if there is new update for your MMI. Click here to get there. (265 votes, average: 3.03 out of 5)
A6 (C7 Platform) Discussion - 2014 Audi A6 C7 cluster stopped working? - Hello All I have a have 2014 Audi A6 C7 (UK RHD) and the dash clusters stopped working . nothing lights up no radio and the screen doesn't open too. The car starts up fine but nothing working on the cluster. I have checked the fuse on the
A6 (C7 Platform) Discussion - Google Earth overlay stopped working - Hi, Over the weekend, the Google Earth overlay stopped working in my 2016 A6. The data connection is working (status showed enabled and very good ). The MMI shows LTE with 4 bars. I left the maps on Standard view for a day and retried setting it to
Audi Smartphone Interface activated on a retrofitted MMI MIB 2 unit finally possible. I started my research for more than one year now, as soon as Audi officialy mounted Carplay on A6 in 2016/2017. For models after 2017, you just need to go to a dealer. Official price is around 300€. For models between 2015-2017 (facelift models, either with . 147 194 339 197 9 365 254 146 314

audi a6 c7 mmi not working