Eeprom SH72531 checksum fix - who can help?

[devy]

A VIN change had to be made in EEprom of SH72531.

No idea how to fix checksum.

Any software or help?

Very appreciated.

[K1nd3r]

damaged engine computer?

[devy]

damaged engine computer?

yes . its sad mess.

[K1nd3r]

if it is Nissan, not sure, but heard via obd it is not full dump, without immo section

[devy]

if it is Nissan, not sure, but heard via obd it is not full dump, without immo section

i have boot read with complete eeprom and flash. It is a KTM ECU. It has no immo. I only want to change VIN and fix checksum. Can you help?

[fuzz1]

Hi
If you want help you better explain the problem. Minimum required is what car you working on year engine type ECU number.....

Else .........

[devy]

Hi
If you want help you better explain the problem. Minimum required is what car you working on year engine type ECU number.....

Else .........

you are right. of course. Its KTM 690 (MY 2020) motorcycle ECU. Keihin

https://www.ebay.de/itm/KTM-690-Endu...p2047675.l2557

Read Eeprom, Change VIN inside Eeprom to VIN of the motorcycle. Easy. But checksum correction is the problem. ECU does not communicate its VIN without correct checksum.