Xhorse Multi Prog does Chrysler GPEC2A ECM in boot mode. Take the example of the Dodge Charger.
ECM: FCA Continental GPEC2
Mode: Boot mode
Read ok, Write ok.
It doesn’t do checksums but it doesn’t do the hex code patch to unlock, iMMO off and vin change
Read EXT EEPROM and INT Flash without problem.
Multi prog will read but cannot unlock.
Modify data tuner.
Write the modified data back to the GPEC2A with multi-prog.
