The Audi TT Keyless Start System Makes Getting in and Out of Your Car Easier Than Ever The Audi TT is a small sporty car that looks great and operates in a traditional, German way. Its Haldex all-wheel-drive system can provide plenty of traction, until it stops. This happens often. https://car-locksmith32055.tkzblog.com/29708795/the-reasons-audi-a3-key-replacement-is-harder-than-you-think