What to Do If You Lose Your Audi Key It can be expensive to replace lost keys. Luckily, with some simple steps you can steer clear of expensive replacement costs and expensive towing fee. First, check to see if you have a spare key. If not, check obvious places like https://car-locksmiths69884.goabroadblog.com/29311247/15-inspiring-facts-about-audi-a3-key-replacement-the-words-you-ve-never-learned