VVDI Benz can support all key lost W164,W216,W166,W209,W211,W212,W246,W212(old),W204, W207 etc, online calculation key password.Here is the simple steps about VVDI MB BGA Tool program benz w209 with working key.
1.Read EIS data via IR way.
Choose EIS Tool,and mode,IR way,chassis.Then click read eis data and password.
Insert IR adapter to car,take out and insert again if already inserted.
You can try to read key password via IR,if failed,please use password calculation to get key password online.
2.Get Key Password.
Get directly via IR failed,then use password calculation.
Data acquisition.Insert working key to EIS.
Insert working key to device IR reader before press OK.
Upload data and get key password.
3.Copy password and paste in EIS data and save it.
Click EIS Tools and then click read EIS data and password.
Paste key password.
Save EIS data.
4.Prepare key file.
Load EIS data.
Then click prepare key file,please choose the key version before load and prepare.
Save Key File.
5.Write new key.
Load key file and add new key.
6.Write successfully,then test your new key.