Problem: I failed to read BMW EWS3 eeprom using the xhorse vvdi bimtool pro and CAS plug . Error reading data failed. Any solution? Solution: Double check wiring. Make sure you have CAS Plug Line 4 (shown image below) well connected. Then try again.
Xhorse VVDI BIM Tool Pro software and hardware technical support from vvdishop.com.