compatibility

in Tenere 700
hello can you flash a BNW-8591A-00 eu ecu case with BNW-8591A-40 us best regards
hello can you flash a BNW-8591A-00 eu ecu case with BNW-8591A-40 us best regards
Comments
Hello, I also have a BNW-8591A-00 EU ecu which is not in the database yet. Can I just overwrite it with the us version, or do I have to send the ecu in for disassembling?