Your computer needs to recognize the Ktag hardware using specialized FTDI drivers.
If you own a Ktag clone (the Chinese master version), you know the drill. It works flawlessly for 80% of ECUs, and then you hit that one 2018+ Bosch MED or Continental SIM210 – and you get the dreaded “Protocol not found” error.
Connect your Ktag to USB and 12V power. Windows will try to auto-install drivers – . Update Ktag Clone From 2.25 To 2.70
Follow this guide to safely transition your Ktag clone to the 2.70 environment. Why Upgrade to 2.70?
Download the KSuite 2.70 package (ensure it includes the help files). Extract the folder directly to your C:\ drive. Your computer needs to recognize the Ktag hardware
: You need a folder containing KSuite 2.23 , 2.25 , and 2.70 .
Ensure you have downloaded a verified, safe KSuite 2.70 software package meant for clone hardware. Connect your Ktag to USB and 12V power
Most 2.25 clones have a locked bootloader that rejects 2.70 firmware. You need to overwrite it.