AutoVEI – D2051S0021 – MB ADM2 / ADM3 Read / Write in DC/BSL mode

IMPORTANT — Security & Legality

• Modern ECU bootloaders implement security access for a reason

  • Protects safety‑critical control logic

  • Prevents unintended or unsafe operation

• Bypassing or defeating security protections on ECU firmware can be illegal in many jurisdictions

  • Especially on emissions‑regulated vehicles

  • Or if it affects safety systems (ABS, engine limits, etc.)