Advanced ECU & Immobilizer Programming
MB Key Solution LLC provides expert ECU, immobilizer, and module programming across Connecticut. We bring dealer-level diagnostic tools to your location for fast, reliable solutions—no towing required.
ECU & Immobilizer Sync
We synchronize ECUs, immobilizers, and keys after module replacement, all-keys-lost situations, or no-start issues.
- On-site programming
- Fast turnaround
- Licensed technicians
Specialized ECU Services
Mercedes-Benz EIS (Electronic Ignition Switch)
Diagnosis, repair, and programming for Mercedes EIS with dealer-level tools.
Toyota & Lexus ECU Reflash
ECU reset and programming for all-keys-lost situations and module replacements.
BMW EWS / CAS / FEM Repair
On-site BMW key programming and ECU module synchronization for most models.
Audi & Volkswagen BCM2 Encrypted Programming
Secure BCM2 programming for lost keys or module replacements without towing.
ECU & Immobilizer Synchronization
Precise pairing of ECU, immobilizer, and keys so your vehicle starts reliably.
High-Security Key Solutions
Advanced key cutting and smart key services for luxury and modern vehicles.
Dealer-level solutions at your location
Skip the dealership delays and towing costs. Our mobile team handles complex ECU programming on-site across Connecticut.
Call NowSupported Makes
We service most domestic and foreign brands, including BMW, Mercedes-Benz, Audi, Volkswagen, Toyota, Lexus, Honda, Ford, Chevrolet, and more.
- Push-to-start systems
- Smart keys and proximity fobs
- Immobilizer and ECU pairing
- Module repair and replacement