How to Save Money on Audi Battery Replacement Are you experiencing issues with your Audi key fob having trouble locking and unlocking? This could indicate that the battery is in need of replacing. To replace the battery, simply open the metal key using a flathead and pop the cover off https://carlocksmiths85397.bloggip.com/29901047/audi-a4-spare-key-tips-from-the-best-in-the-industry