Hacking the cell connection of Audi MMI (2013 model)
After buying an Audi Q5 in large part based on the quality of the MMI (navigation/Google maps/car control system), I became convinced it would be hard for me to live without once the promotional period for cell data (6 months on T-mobile) expired. The key things I wanted: Real time traffic: super useful for at a glance routing. Voice (Google) searches for destinations (online destinations in Audi terms). It turns out that #1 isn't even served from cell data at all. The traffic data comes from the Sirius satellite service, which expired before the T-Mobile promo did. I was able to find out that Audi includes the traffic portion of the subscription, without any of the radio. This is perfect for a geek who can get any radio I want from my cell phone (Google Music/Pandora/TuneIn Radio). For #2, I would need an activated SIM. I stumbled across a thread on an audi forum where other folks were discussing how to keep this functionality without paying T-Mobile 30 bucks a mo
