Kess V2 Protocol Not Found |best| Online

Faulty pins in the OBD connector, broken wires inside the KESS V2 cable, or a weak vehicle battery (<11.5V) can cause protocol scanning to fail.

However, for 95% of passenger cars made before 2019—including VW, Audi, BMW, Ford, Renault, Peugeot, Opel, Hyundai, Kia, Nissan, and Toyota—the solutions above will resolve the error. Start with ECU selection, verify your wiring, and if all else fails, switch to boot mode. kess v2 protocol not found

: Remove the current K-Suite software and all associated USB drivers. Faulty pins in the OBD connector, broken wires

: The Kess V2 community and Alientech support channels can be invaluable resources. Look for similar issues that have been resolved and follow any advice or patches provided. : Remove the current K-Suite software and all

: Install K-Suite 2.06 Full Version (including Microsoft Visual C++ 2005 SP1). Do not connect the KESS device yet.