VVDI MB Tool adds Benz W246 BAG key via OBD Step by Step

This is the step-by-step instruction on programming and adding Mercedes-Benz W246 EIS BGA (79) keys by VVDI MB BGA Tool key programmer via OBD.

 

1. Insert working key to the IR reader of vvdi mb tool, Press “Identification key”, check working key 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

2. Connect the OBD cable to the W246 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

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

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

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

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

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

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

Press Upload Data to upload saved acquisition data to server

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

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

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

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

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

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

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

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

8. Done! Be happy with VVDI Benz MB BGA key programmer.

http://www.key-programmer.org/