ECUHELP KT200 2023 has a checksum problem when writing the Renault Trafic 3 EDC17C84 bench due to a DPF deactivation with the FIXWAVE software.
How to fix KT200 Renault EDC17C84 bench checksum problem

What to do next?
All you need to do is write the flash file and allow kt200 to do the online checksum. Don’t use the write all.
Before writing I strongly advise you to read the entire content in case or…
Kt200 doesn’t really like edc17s.
It’s not a problem tool.
This is a user problem, kt200 2 works well write.