How to Save Money on Audi Battery Replacement Is your Audi key fob not locking and unlocking? This may be a sign that the battery is in need of replacement. To replace the battery, open the metal key and use a flathead screwdriver to pop up the back cover. Place https://car-locksmiths62024.bloggin-ads.com/53418463/how-to-find-the-perfect-audi-a4-spare-key-online