Microtronik HexProg Key Module

HexProg is a professional automotive programming and ECU/TCU tool developed by Microtronik, used mainly by automotive technicians and tuners for deep module access, cloning, and key-related functions. It’s not a typical “key fob programmer” alone — it’s part of a broader ECU programming ecosystem.

Core Features & Capabilities

• ECU/TCU Cloning and Tuning: Read and write engine and transmission control unit firmware (P‑Flash, D‑Flash, EEPROM) for performance tuning, repair, or cloning.
• OBD and Bench Programming: Supports on‑bench (wired) programming and OBD connection for many ECU/TCU types.
• Immobilizer & Key Functions: Includes modules that let you read/write key EEPROM and perform key resets for various brands when used with appropriate software/tools.