Analyze vehicle software, investigate security systems and optimize performance with professional ECU Reverse Engineering services. As reverseengineer.net, we are experts in ECU firmware analysis, microcontroller dumping, CAN-Bus hacking, immobilizer bypass and detection of security vulnerabilities.
Calibration extraction, the reliable identification, extraction and validation of calibration tables from ECU firmware is a high-value technical capability required by tuners, OEM engineers, workshops and forensic practitioners. Done correctly it unlocks controllable, auditable changes to fueling, ignition, torque management and a host of engine control parameters; done poorly it risks mis-tuning, regulatory breach or […]
ECU firmware reverse engineering is a rigorous engineering discipline that begins with defensible evidence acquisition and extends through statistical map detection, emulation-backed verification and validated patch delivery. Our approach to ECU firmware reverse engineering emphasizes traceability, reproducibility and safety so that deliverables are suitable for OEMs, workshops and forensic teams. This article describes a formal […]
Seed-to-key Algorithms are a recurring challenge in automotive security, diagnostics and aftermarket tool development. When an OEM or workshop needs an interoperable diagnostic routine, or a retained technical capability to reproduce authentication flows, recovering a seed to key function from ECU firmware and supporting artifacts is often required. This article explains a proven, repeatable methodology […]
Bosch is one of the leading manufacturers of Engine Control Units (ECUs), and their ME7, MED17, EDC17, MD1, and MG1 platforms are widely used in modern cars. These ECUs control crucial engine functions and have become popular targets for tuning and reverse engineering. Our ECU tuners and reverse engineers have unlocked a range of features […]
This article presents a real-world approach to PowerPC ECU reverse engineering, covering physical analysis, firmware dumping, and decoding automotive logic.
In this article, we explore a real-world case of custom ECU firmware decompression in a heavy-duty truck. The original firmware was extracted in compressed form, requiring a tailored reverse engineering approach.
Introduction to ReverseEngineer.net Welcome to ReverseEngineer.net, a premier resource dedicated to providing expert services in the field of ECU reverse engineering. Our mission is to empower automotive enthusiasts, engineers, and companies by offering precise, reliable, and technically advanced solutions for understanding and modifying the software contained within automotive ECUs (Electronic Control Units). As the automotive […]
Discover how our team solves real ECU problems like DTC OFF, EGR delete, IMMO OFF, and boost limit removal with verified case studies across VW, BMW, Ford, and Mercedes.
We reverse engineered a Denso diesel ECU to preserve map selection across key cycles using EEPROM. This case study shows how we disabled DTC logging, reclaimed memory, and added a reliable firmware patch—no hardware needed.
Unlocking an ECU’s advanced functions often requires defeating its seed-key security challenge. In this in-depth article, we explain what seed-key algorithms are and how they protect vital ECU operations in UDS and KWP2000 protocols. We then dive into reverse engineering techniques to uncover these algorithms – from gathering real seed/key pairs and spotting patterns like XOR masks or bit rotations, to analyzing ECU firmware code to find hidden constants, CRC routines, or even cryptographic computations. Along the way, we outline tools (hex editors, debuggers, emulators) and best practices to safely and efficiently crack the mystery algorithm. Whether you’re an automotive developer, an ECU vendor looking to integrate custom diagnostics, or a reverse-engineering enthusiast, this guide provides a clear roadmap to understanding and breaking ECU seed-key security.