You must read EEPROM from the Engine Control Unit. Load the EEPROM dump in the software, the software will modify the EEPROM dump and then you must save it. Program the modified dump back into the Engine Control Unit.
Supported ECUs are Delphi DCM3.2 AP with 95160 and 95320 EEPROM from 2004-2012:
A665 540 01 32
A665 540 04 32
A665 540 05 32
A665 540 06 32
A665 540 44 32
A664 540 08 32
A664 540 44 32
A664 540 65 32
A664 540 80 32