Advantages of the Audi Advanced Key System Audi offers a range of features that make the time behind the wheel even more comfortable. One of these is the advanced key system. It works by using proximity sensors in trunk lids and door handles, which are paired with key radio pulse https://car-locksmiths61002.angelinsblog.com/29330743/7-secrets-about-audi-a3-replacement-key-that-no-one-will-tell-you