How to Fix VVDI MB Can not find W639 erase password?

 Problem:

It tells “Can not find erase password!” when I am using Xhorse VVDI MB Tool to start and load W639 EIS data. What is the problem? Please help me!

Solution:

1).

By W639 EIS ESL test cable

Hooking up MB power adapter and W639 EIS ESL test cable 

Connect VVDI MB with mb power adapter, W639 EIS, EIS test cable and IR reader as picture shown below:

Run VVDI MB software, start data acquisition

Save EIS data and upload to calculate password

The password calculation procedure takes 9 minutes around.

 

 

 

2).

By using combination tool, i.e Extreme MB tool 

Step 1. Start up Extreme MB tool software, click “Sonder Hash Online Calculator”.

Step 2. Copy special key “12B281A5893FFE9E” on VVDI MB Tool and paste it to “Sonder Hash”, click “Calculate”.

Step 3. Copy dealer password generated, paste it to VVDI MB BGA Tool “Erase Pass”, select “Allow user” option meanwhile.

Click “Save EIS data”, select the original EIS file to replace.

Save >> Yes >> OK >> Save

Step 4. Completed.

Select IR mode in EIS function, now the EIS can be renewed.

Problem was solved!

 

 

 

3).

By backup MB programmers, CGDI MB, Autel IM608 etc

For example: calculating W639 password by CGDI MB and AC adapter fast cable, reading pass in less than 9 minutes

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