The Audi TT Keyless Start System Makes Getting in and Out of Your Car Easier Than Ever The Audi TT is a small, fast sports car that looks stunning and handles in a very traditional, German way. Its Haldex all-wheel drive system will give plenty of traction, until it fails. https://carlocksmiths64375.tinyblogging.com/5-audi-a3-key-replacement-lessons-learned-from-professionals-73539472