Yes. Kess clone is possibly safe to write Audi A4 B8 2.0 tdi edc17cp14 via OBD.
many of my customer’s write this ecu with clone kess without a problem.
Just read ID, send to your tuner, and he will finish the job!
Yotube video on edc17CP14 boot with kess clone:
https://www.youtube.com/watch?v=fOvrh2T-U6Y
Enjoy.