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View Full Version : Mercedes E270 ECU clone



Gferi
1st June, 2024, 02:32 PM
The ECU must be replaced, the ECU number is the same as the old one, only the SW is not. If I replace the flash with KESS and write the contents of the old EEPROM into the EEPROM, is that enough? It will work?

mercis
1st June, 2024, 03:01 PM
you can with kess full clone

Gferi
3rd June, 2024, 11:16 AM
It looks like they brought the wrong ECU. I cloned it with KTAG, it wrote everything, but when I put it on the car, the diagnostics does not recognize that the ECU is on it

brend
3rd June, 2024, 11:49 AM
It looks like they brought the wrong ECU. I cloned it with KTAG, it wrote everything, but when I put it on the car, the diagnostics does not recognize that the ECU is on it

Because k-tag clon not have all correct CRC for same ecu , like mersedes delphi and other .

Ecu part nr ?

And probably same problem in ori ecu after bad crc this dead .

Gferi
3rd June, 2024, 09:30 PM
The ECU number is the same, the FD and SW numbers are not the same, I tried to rewrite only the eeprom at first, even then the Motor ECU is not visible on the diagnostics

Gferi
4th June, 2024, 09:05 AM
They brought another ECU, the numbers are the same, diagnostics recognize it in the car. The easiest way to pair the ECU with the car