
VVDI – MB TOOL User Manual
58
2021-06-01
Ver: 2.1
22.2. W246 EIS with BGA (79) keys, add new key
via OBD
1. Insert the original working key into the device IR reader, Press
“
Identification key
”
to check the working key version
If the key is BE version, you can read password via IR, no need to calculate the
password
If the key is v51,or v57 version, you can read password via NEC adaptor, or
you can use password calculation
In this example the key‟s version is 79, belong to BGA key. We use password
calculation function in order to get the password
2. Connect the device to the car via OBD cable. Select
OBD
mode, select AutoDetect
(CAN)chassis
Press
Read EIS data
. Chassis will turn to specify item after success read
Follow steps 1->2->3->4 in picture and save EIS data
It will save 2 files, VVDI-MB format and HC05 format
There
‟s default file name when you are saving the EIS data. Suggest you use
that name and do not change it .