Launch MCU-3 Adapter For X-PROG3 GIII for Benz All Keys Lost and ECU TCU Reading

✅ Mercedes All Keys Lost (AKL)

• With the MCU‑3 Adapter connected to the X‑PROG3, you can perform key programming even when all keys are lost on supported Mercedes‑Benz models.

• It enables deeper access to the car’s immobilizer system and security ECU data required for AKL procedures.

  📌 Compatibility

  The MCU‑3 Adapter works together with the X‑PROG3 and a compatible Launch tablet or diagnostic tablet such as:

  • X‑431 V4.0, PRO 3 V4.0, PRO 5

  • X‑431 PAD III / PAD V / PAD VII

  • X431 V / V+ / PRO3S+
    … and other supported Launch modules.