The Alientech KESS3 is a next-generation professional ECU and TCU tuning and programming tool designed for workshops and advanced users. It combines multiple programming solutions into a single device, enabling reading, writing, and cloning of engine control units and automatic transmissions through various access modes.

Operating Modes

  • OBD Mode – Programming via the vehicle’s diagnostic port

  • Bench Mode – Direct access through the ECU connector

  • Boot Mode – Full memory access with advanced cloning capabilities

Hardware and Performance

  • High-performance new processor for faster and more reliable operations

  • Wide support for modern automotive communication protocols

  • Integrated technologies such as GPS, accelerometer, Bluetooth, and Wi-Fi for future feature expansion

  • Significantly improved data transfer speeds compared to previous generations

  • Robust, workshop-grade housing designed for durability and daily professional use

Software

KESS3 operates with the Alientech Suite software, providing an intuitive user interface, continuous updates, and an extensive vehicle and control unit database.

Vehicle Coverage

Supports cars, light and heavy commercial vehicles, motorcycles, agricultural machinery, and marine applications. Coverage depends on activated protocols and license configuration.