Kess 290 New //top\\ 〈100% Quick〉

Version 2.90 (and subsequent versions like 2.80) typically expands the "Car List," adding support for newer vehicle models and ECU types that were previously locked or unsupported. Risk Note:

Includes real-time battery voltage monitoring to prevent ECU corruption if power drops during a write operation. kess 290 new

| Problem | Solution | | :--- | :--- | | "Protocol not supported" on 2026 EV | Update firmware to v3.18+; use Ethernet cable for DoIP. | | Tool disconnects mid-write | Check power supply: OBD port may not provide stable 9V. Use bench power. | | "Secure element error" | Re-activate the tool online; your token expired. | | Slow read speeds on Ford | Switch from CAN to FET (Ford-specific protocol) in advanced settings. | Version 2

It is important to remember that KESS 2.90 is a "clone" software, meaning it is not official Alientech software. It is designed to work with unlicensed hardware. KESS 2.90 vs. Previous Versions (2.70 / 2.80 / 2.53) | | Tool disconnects mid-write | Check power