MB FBS3 BGA KeylessGo Key 315MHz, compatible with Benz key programmers, VVDI MB, CGDI MB, AVDI, etc to program new keys on Mercedes Benz smart key, has been tested working on Benz W164, W164+ W166 W216 W221 W251 Models (after Dec, 2008),. This article will show you how to assemble this One-key Start tool to Smart Key Shell 3 Button for Mercedes Benz cars.
Open the battery cover of the Benz smart key shell 3 buttons to install the battery.
Install the PCB of MB FBS3 BGA KeylessGo to the key shell and then close the battery cover.
Set the edge-shaped metal parts at the sides of the shell.
Match the key and test if it works well: press the remote button to see if the light is on.
Install the bayonet lock and spring.
Set the metal part circled at the end of the shell.
Insert the plastic part and flat key into the shell as shown in below images.
The assembling process is done!
The frequency is 315 MHz.
Benz FBS3 BGA KeylessGo does not come with a battery.
Can be reused.
The key can be programmed as a normal key.