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 replacement. To replace the battery, open the key made of metal and use a flathead screwdriver to open the back https://autolocksmiths51454.bcbloggers.com/29338751/what-s-the-reason-everyone-is-talking-about-audi-a4-spare-key-right-now