CGDI MB~How to change W211 ELV on bench 

1 Follow CGDI MB software diagram to connection (W211 need gateway)
2 The OBD yellow line need to connect the ELV plug thinest wire
3 Read out the ELV data ,Get erase password.Then erase the ELV . Get your EIS data （with your password ）into ELV .Final use your key to activate your ELV .
4 W209 and W211,W906 ,It can sync ELV after ELV been erased .Others ELV need to get EIS data with password first ,Then write into ELV .
5 If you use your key to activate your ELV ,it can work ,Personalized marked ,activated not marked .You can use "activate ELV "function to make the Activated status marked