[ODIS Diagnostic Interface] ──(GeKo Authentication)──> [VAG Factory Security Servers] │ ┌───────────────────────────────┬──────────────────────────────┴──────────────────────────────┐ ▼ ▼ ▼ [Immobilizer Functions] [Component Protection Removal] [Software Version Management] - Key Programming - Unlocking donor HVAC/Radar modules - Flashing factory firmware - Instrument Clusters - Eradicating "Component Active" faults - Applying dataset parameterizations 1. Immobilizer Adaptation (IMMO)

Due to the strict requirements for official accounts, many independent shops use third-party login services.

If you are a business entity, the application process is strict. VAG (Volkswagen Aktiengesellschaft) does not give access to individuals for hobbyist use.

Each workshop has one or more (set by VW during onboarding). Admin does:

Without verified GeKo credentials, a technician cannot alter critical vehicle parameters, adapt anti-theft systems, or swap protected hardware modules on any modern . Core Operational Capabilities of GeKo