Cummins cm850

[rj22]

Welcome


I am trying to read such ECU but all the time I have a bad reading, knows someone why ??


ECU works without a problem

[rj22]

Welcome


Please calculate the checksum


THX

[autoelek]

I have the same problem, Galletto read file but is incorrect. File have all 7F FF FF FF, someone have solution ?

[garageozcar]

make power 3.3 to 5v
please thanks