BMW CAS4-5M48H-1N35H, easy to operation, no need disassembling, no need welding,it is a powerful data reading tool. And here is the sample VVDI Prog read BMW CAS4 5M48H eeprom dump file.
1.VVDI Prog software choose the detailed type.
2.Connect VVDI prog with adapter and computer.
3.Read
Read OK.
4.Save data.
5.Use vvdi2 to load eeprom to change km.