🔋 [BMW E39] Remote Central Locking and Key Fob Battery Replacement (Diamond Key Repair)

Short Synopsis: BMW 5 Series - How to check some of the systems of the remote locking feature to make sure the key fobs work again. Along with instructions on how to replace a battery in a BMW diamond key. Follow the same concept for other BMWs of that era (E46, E38, E53, ...). Music Score: Memories by MusicbyAden   / musicbyaden   Creative Commons — Attribution-ShareAlike 3.0 Unported — CC BY-SA 3.0 Free Download / Stream: https://bit.ly/musicbyaden-memories Music promoted by Audio Library    • Memories – MusicbyAden (No Copyright Music)   Disclaimer: This video is for entertainment purposes only, no guarantee for the procedures shown is provided whatsoever. I assume no liability for any damage or injury incurred as a result of anything performed based on this video. 00:00 Problem 00:12 Wiring Diagram 01:03 Key Resync 01:23 Checking the Amplifier 03:24 Battery Charging 04:09 Key Resync 2 04:36 Replacing the Battery 11:51 Bonus Footage