How to use VVDI MB BGA Tool to add W246 EIS Key

VVDI MB BGA Tool V2.1.1 benz key programming tool,here we shares steps on W246 EIS with BGA (79) keys, add new key via OBD.

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1. Insert working key to device IR reader, Press “Identification key”, check workingkey version

If key with BE version, you can read password via IR

If key with v51, v57 version, you can read password via NEC adaptor, or you can use password calculation

Here key version is 79, belong to BGA key. We use password calculation for key password

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2. Connect device OBD line to car. Select OBD mode, chassis select AutoDetect (CAN)
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 type and HC05 type
There’s default file name when save EIS data. You’d better keep it

vvdi mb bga add keys vvdi-mb-w246-eis-3

vvdi-mb-w246-eis-4

3. Enter Password Calculation, calculate key password
Select OBD mode,chassis select W166, 197, 212, 218, 246
Press “Data Acquisition”, progress with following steps
Insert “working key” to “EIS” before press OK; only insert working key to EIS,
don’t switch ignition ON

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Waiting 15 seconds
Insert “working key” to “Device IR Reader” before press OK; take off working key
from EIS and insert to device IR Reader, then press OK

vvdi benz w246 eis

Data acquisition progress, just wait it finish. The left time will show on the bottom

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After 100%, Insert working key to EIS before press OK; only insert working key to EIS, don’t switch ignition ON

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Waiting 30 seconds
Insert “working key” to “Device IR Reader” before press OK; take off working key
from EIS and insert to device IR Reader, then press OK

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After save acquisition data you will get next window. Please keep the default file name when save acquisition data

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Press Upload Data to upload saved acquisition data to server

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Press Query result to get result, you can select “Auto reflash”, it will query server result automatically, it need about 1 minute

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After calculate success, key password will display at key password area automatically, press “Copy” copy the password to clipboard

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4. Save EIS data with password
Enter EIS Tools again
Read EIS data
Use “Paste” paste the password to key password area
Then save EIS data again
Steps: 1->2->3

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5. Enter Prepare Key File
Press Load EIS file load EIS data with password
The file path will be shown at bottom
VVDI-MB TOOL will auto detect load file type, here is VVDI-MB type
SSID and key password was shown

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Select key position and format for key file, Press Prepare Key File (online)
After server find success, select where you want to save the key file, press save directly

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6. Enter Read Write Key. If you want Keyless Go, please select NEC adaptor
We make a BE key.
Input BE key to device IR reader, select IR mode and BE key
Press Identification key
Load Key file, we load key 4
Press Write
Steps:1->2->3->4->5

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Press Identification key again after write key file. You can see key is prepared success

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7. Insert new key to EIS, the EIS will learn the new key
First the red light will ON , then OFF, means key learn success
Read EIS data once more, you can find key 4 was selected

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8. Completed.

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