How to use VVDI MB Tool to Renew Mercedes 7G tronic Geabox

Here is the guide to use VVDI MB BGA tool key programmer to renew Mercedes 7G Tronic Gearbox-Virgin (W164 / W221 / W219 etc).
Note: Update your VVDI Mercedes software to latest (current 2.1.7).
After well communication is built, open VVDI MB software,
Select Renew ECU/Gearbox function
Select module: Gearbox
select-gearbox
Click on Read
Reading data success
read-data-success
display VIN,P/N, S/N etc info.
Select Renew function
click-on-renew
If VVDI MB Tool prompt “Erase password format not correct!!!
Input data error,only accept hexadmecimal data, 8 bytes!”
Click OK to continue
Press Get button to search erase password
get-erase-password
Display erase pass, click on Renew again
renew-again
This time you can see info on the bottom of the left status bar “Erase target unit success”
Press Read again
read-data-again
Mercedes 7G tronic renewal success!