In general, most W204 W207 W212 ESL will damage with EIS.
There are two possible reasons and solutions as below.
1.ESL motor is damaged and needs to replace a new motor
2.NEC chip is locked, theoretically, it can be unlocked, actually, it needs to replace new ESL.
So, how to use VVDI MB BGA tool to tell if the Mercedes- Benz ESL is damaged or NEC is locked?
Connect VVDI MB Tool to the Mercedes- Benz dashboard (test platform) and computer
Open VVDI MB software
Go to ESL Tools to read ESL data
The ESL data is read out and the status is opened
Click “Check ESL damage”
Get the result “ESL is locked (maybe damaged)”
Insert the key into the EIS, but it cannot turn on the dashboard
So need to change a new Xhorse ELV simulator
How to replace W204 W207 W212 ESL Emulator/ELV Simulator?
Change a new Xhorse ELV simulator
Note: If you can’t open the meter, you can use an instrument for the commonly used ones.
Insert the key into EIS
Then go to “EIS Tools” to read EIS data
The EIS is normal, click “Get” to get the erase password
Copy the key password and paste it into the corresponding position
Then save EIS data
Insert the simulator key into the Xhorse ELV/ESL Emulator to load backup data
Insert the key to turn on the instrument
It can work normally now.
Xhorse VVDI MB BGA TOOL Benz key programmer:
XHORSE ELV Emulator for Benz 204 207 212 with VVDI MB Tool: