How to Save Money on Audi Battery Replacement Are you experiencing issues with your Audi key fob not locking and unlocking it? This could be a sign that the battery needs to be replaced. To replace the battery, open the metal key using an flathead and then open the back https://g28carkeysolutions79360.59bloggers.com/30532903/audi-a4-spare-key-tips-that-will-change-your-life