How to Save Money on Audi Battery Replacement Does your Audi key fob have trouble locking and unlocking? This could be a sign the battery is in need of replacement. To replace the battery, turn off the metal key and use a screwdriver with a flat head to pop up https://car-locksmiths21053.blog4youth.com/30403113/10-tips-for-audi-a4-spare-key-that-are-unexpected