Kess V2 Protocol Not Found

Connect a stable battery stabilizer or charger to the vehicle during OBD reading. If you are working on a bench setup, ensure your bench power supply is set to exactly 13V and delivering adequate amperage. Step-by-Step Troubleshooting Checklist

Check the KESS V2 protocol list. If the ECU is marked as "Boot" or "BDM" only, you cannot read it via the OBD port. You will need to open the ECU and use a BDM frame or Boot wires. kess v2 protocol not found

Have you replaced the internal with a freshly formatted FAT32 card containing the correct file dump? Are you running K-Suite as an Administrator in Windows? Connect a stable battery stabilizer or charger to

The KESS V2 relies on an internal micro SD card to store protocol files. If these files become corrupted or unreadable, the software throws a "Protocol Not Found" error. If the ECU is marked as "Boot" or

If the software version (K-Suite) does not match the device firmware version, you may encounter the "Protocol not compatible with version FW" or "Protocol not found" errors.