How to Calculate W204 EIS All Keys lost Key Password with VVDI MB Tool

Here’s the step-by-step guide to calculate MB W204 EIS all keys lost key password using VVDI MB BGA Tool and power adapter in 20 minutes.

Connect W204 EIS using VVDI MB EIS cables

now follow the steps
Open VVDI MB software

Select EIS Tools->Read EIS data->Save EIS data

Save eeprom bin file and HC05 format file

Select Password Calculation

Tick lost all working key

Select chassis W204

Click on Data Acquisition

1. This opeation need about 18 minutes. DON’T perform this opeartion on the car!!!
2. Connect EIS with correct able before continue
3. Don’t connect ESL to cable.

Now we connect the adapter

Connect MB power adapter (VVDI MB speed adapter) with VVDI MB

Click YES to continue

Please connect 12V to MB power adapter! DON’T provide 12V power to EIS

Remove 12V power adapter from EIS cable and connect it to MB power adapter

Click YES

Connect EIS with correct cable on the bench, don’t connect ESL.
Connect “device OBD line” to cable OBD head. Attention: No car OBD

Press OK after confirm

Connect “IR adapter” to VVDI MB tool before press OK

Press OK
Now you have to wait 18-25 minutes

Save pass dat. file

Acquisition finished, update the saved data with “Upload data” for password

Upload success. Quene number 1. require about 1 minute to finish

Wait about 2 minutes and then press Query Result

Calculate password success. Paste the pass

Remove the adapter and then connect 12V cable to EIS cable

Select EIS Tools->Read EIS data

Paste key pass

Save and replaced EIS data

Success.