🔑 ECU, IMMO & Security

Professional automotive software for safe, compliant diagnostics, programming, and configuration. Explore tools for SRS airbag modules, instrument clusters (dashboards), engine and transmission ECUs, and immobilizer (IMMO) systems. Each download includes version notes and basic usage guidance for workshops and advanced enthusiasts working on vehicles they own or are authorized to service.

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GM/Opel SeedKey 5-Byte ECU Calculator - E39/E78/E80/E82/E84/E90/E92
Enter a 5-byte Seed and instantly calculate the matching Key for supported GM/Opel ECU types.
Toyota 4D Key Tool - Immo Repair & Key Generation
Toyota immobilizer EEPROM utility for 4D key generation and engine ECU synchronization
VAG MEDC17 Decoder — ECU EEPROM and Flash Data Utility
Decode supported VAG EDC17 and MED17 security data and prepare authorized ECU cloning files offline
VAG IMMO2/IMMO3 VDO Dashboard EEPROM Editors
Edit supported VDO cluster EEPROM data for authorized repair, replacement and configuration work
Automotive Multi-Tool — ECU, Dashboard and Radio Utilities
Use a compact collection of binary, PIN, coding, conversion and workshop calculation modules
Automotive Key and Remote Programming Manual
Domestic and imported vehicle key, remote and immobilizer procedure reference for locksmith work
Magneti Marelli IAW4xx — Immobilizer EEPROM File Tool
Analyze and process supported IAW4xx EEPROM files for authorized ECU replacement workflows
Genericode — Automotive Key Code Retrieval and Cutting Database
Look up key codes, blanks, depths, spaces, progressions and cutting-machine data for locksmith work
UnlockECU — Automotive Seed-Key Algorithm Calculator
Calculate diagnostic security responses from supported module definitions and hexadecimal seeds
Mercedes-Benz FDOK & Xentry Special Functions Calculator
Calculate supported VeDoc and Xentry protected-operation responses from session-specific inputs
GM Anti-Theft PIN Calculator — VIN-Based Security Code Utility
Calculate supported GM anti-theft service codes from a complete verified vehicle identifier
GM/Opel PIN Calculator — ECU Dump Security Code Utility
Calculate supported immobilizer login codes from verified GM and Opel controller dump files
Ico's Immo Cleaner — Multi-Brand ECU Immobilizer File Processor
Process supported EEPROM and flash dumps with model-specific clean, virgin and immobilizer templates
GsmHelp Locksmith Helper — Vehicle Key and Immobilizer Database
Build a searchable workshop reference for transponders, remotes, key blades and immo locations
VAG MED9.1 Immobilizer File Utility
Process supported MED9.1 EEPROM reads for authorized VAG ECU replacement and recovery
VW G4/G5 PIN Calculator — VAG Immobilizer Dump Utility
Read supported Volkswagen PIN data from dashboard and engine-controller memory dumps
MEDC17 Immobilizer Utility — Bosch EDC17 and MED17 File Tool
Prepare supported Bosch EDC17 and MED17 files for authorized immobilizer repair workflows
PSA BSI Tool — Peugeot and Citroen EEPROM Utility
Read, save and write supported Peugeot or Citroen BSI EEPROM, flash, PIN and configuration data
Mercedes and VAG Immobilizer Tool
Inspect immobilizer dumps, view hexadecimal data and prepare supported key records offline
VW Decode — Injetron Megamos Immobilizer Code Calculator
Offline decoder for recovering a compatible VW immobilizer code from an externally read EEPROM dump