This is a tutorial on how to use Launch X431 G3 + X-PROG PC Adapter to clone Volkswagen MED17.5.25 ECU on bench. By connecting with the PC adapter, G3 can work as X431 ECU & TCU Programmer to read and write ECU data.
Read also:
Launch X-431 ECU & TCU Programmer vs. GIII X-PROG3
Connection
1. Open X-PROG3 PC Adaptor software, enter ECU model to search, and select:
Volkswagen(VW), Beetle 2011-2017, CYVD 1197 104, MED17.5.25 TC1782F 320
2. Click “Direct connection of diagram” to get the wiring diagram for the connection.
Procedure
1. Backup Original ECU Data
Click “Read chip ID”.
Read EEPROM data >> Save EEPROM data file
Read FLASH data >> Save FLASH data
Disconnect.
2. Data Processing
Go back to the previous interface
Data processing >> Data cloning >> VW MEDC17 clone >> Load the FALSH file of the original ECU >> Load the EEPROM file of the original ECU >> Load the FLASH file of the external ECU >> Load the EEPROM file of the external ECU
Clone data was generated successfully.
Save the cloned EEPROM data and write it back to the new ECU.
3. Write to the New ECU
Click “Read chip ID” again.
Write EEPROM data >> Selected the cloned ECU data file
Write FLASH data >> Select the original car FLASH data restoration
Disconnect.
