How to Save Money on Audi Battery Replacement Does your Audi key fob experience difficulty locking and unlocking? This could be a sign that the battery is in need of replacing. To replace the battery, open the key made of metal and use a screwdriver with a flat head to https://car-locksmiths77269.blogofchange.com/30571992/how-do-you-know-if-you-re-are-ready-to-audi-a4-spare-key