MEVD17.2.9 bmw
Bench mode
The ECUHELP kt200 stops at 38% writing!
Possible reason and solution:
1. check file and checksum go to write ori file.
2.14v and check pinout or boot recovery petrol ecu not easy. use power box and set which want V 13-14 or buy ac adapter with 14v, be carefull if put high voltage can burn ecu.
KT200II tech support:
https://www.ecuhelpshop.com/
Oliver WhatsApp:+8618205996549