MB FBS3 BGA KeylessGo Key assembly process is available in this article, it shares the same procedure as that of Xhorse VVDI Benz smart key shell 3 button.
MB FBS3 BGA KeylessGo Key is taken apart, and all parts are here:
Next is on how to put these parts together:
- Removethe cover and install the battery.
- Put into the MB FBS3 BGA KeylessGo Keypcb.
- Close the back cover.
- Buckle the metal edge.
- Match the key and test ifthe key works. Press the remote control button to see if the light is on.
- Install the emergency key clip and spring.
- Fit the tail.
- Buckle the plastic card.
- Install the emergency key.
- Assembly the key successfully.