golf 5 gti med9.1 check sum error

[simon77]

it seems difficult to get pin from this ecu as it seems its encrypted ,so i need to fix the file as it has check sum error from previous tuning . if any one can help on how to clear this please help
regards

[morgano]

Flash these by bdm and car should start ok.

[simon77]

thnxs morgano but car has gone customer couldn't wait. i never had problem with wont start just check sum error but thank you for your time
regards

[morgano]

I calculated all eeprom checksums and all seem to be already good, same as for the original flash, maybe car had faulty ecu.


Regards,