What to Do If You Lose Your Audi Key It can be expensive to replace keys that have been lost. Luckily, with some simple steps you can steer clear of high replacement costs and a expensive towing fee. First, check to see if you have a spare key. If not, https://g28carkeysolutions93683.madmouseblog.com/10680961/10-healthy-audi-a3-key-replacement-habits