Kessv2 error speed change is not performed , hi to all and thanks in advance for who will help me, I am a beginner and I'm trying to make an egr off on a Panda 4x4 1.3 Mtj unit mjd6jf hw02 read by obd without problems with kessv2 files 448 kB then I changed with ecmtitanium and I was trying to rewrite, I put the files changed then kessv2 asks me for the original writing begins, and I hangs with this error speed Change is not performed do not know what it is and still the car part and has not suffered any damage , I checked in a hex that hw will return with the label ok, but those who I can help ?thanks