How to Save Money on Audi Battery Replacement Do you find that your Audi key fob have issues locking and unlocking? This could be a sign the battery is in need of replacing. To replace the battery, you must open the metal key with flathead, then pop the back cover https://auto-locksmiths10548.dreamyblogs.com/30348489/10-audi-a4-spare-key-tips-all-experts-recommend