How to clone BMW MSV90 with Launch X431 ECU & TCU Programmer by bench? Read this article to learn the operation. Users can follow the same steps if having X431 X-PROG3 + PC Adapter instead.
Open X431 ECU & TCU Programmer software,
Search or selected ECU model: MSV90
BMW, 1 series 2004-2011, N52B30A 130i 258, MSV90 TC1796 ECU
Click "Direct connection of diagram" to check wiring diagram.
Click "Connect" to connect device.
Click "Read EEPROM data".
Save EEPROM data.
Click "Read FLASH data".
Save FLASH data.
Click "Disconnect" to re-connect the external ECU computer.
Click "Connect".
Click "Read EEPROM data".
Save EEPROM data.
Click "Read FLASH data".
Save FLASH data.
Click "Write EEPROM data".
Load EEPROM data file.
EEPROM data was written successfully.
Click "Write FLASH data".
Load FLASH data file.
FLASH data was written successfully.
Click "Read chip ID".
Check if the ID is the same as the original car computer.
Click "Disconnect" when completed.
Done.