How to Save Money on Audi Battery Replacement Is your Audi key fob having difficulty locking and unlocking? This could be a sign that the battery is in need of replacement. To replace the battery, open the metal key with an flathead and then open the cover off with the https://carlocksmith78502.sharebyblog.com/30063337/say-yes-to-these-5-audi-a4-spare-key-tips