Autotuner Update BMW MD1CS015 MD1CS115 Mail-in Unlocking

By | July 20, 2026

THE ULTIMATE BMW & MINI DIESEL UPDATE: Bosch MD1CS015 & MD1CS115 DDE9 go live on Bench after Mail-in Unlock!

The absolute bread and

butter of modern diesel tuning hits your workbench! Your AutoTuner Tool now supports the latest-generation Bosch ECUs powering almost the entire recent diesel fleet from BMW and Mini.
From ultra-popular 4-cylinders to flagship twin-turbo straight-six engines, including modern Mild-Hybrid (MHEV) powertrains, you now hold the key to delivering massive torque gains and optimized fuel economy!

Process: Bench (After Mail-in Unlock)
ECU Models: Bosch MD1CS015 & Bosch MD1CS115
Safety first: Full reading & flashing right on your workbench—no ECU opening required.

Massive Fleet Support (2022 to 2027 models):

  • BMW 4-cylinder MHEV: X1, X2, 5-Series, Active Tourer
  • Mini MHEV: Brand-new Countryman 2.0d (2024+)
  • BMW 6-cylinder MHEV: 5 & 7-Series, X5, X6, X7

Just send the ECU to our facility for a secure hardware unlock. Once it’s back at your shop, confidently flash in Bench mode using your Tool!

Key Features:
Type: Engine Control Unit (ECU)
Mode: Bench NR
MCU: TC399
Read time: 3min 30sec
Write time: 30sec
Checksums correction
Backup creation
Mail-in unlock needed

Compatibility List*:
BMW Models: 2-Active Tourer (2022) / 5-serie (2023) / 7-serie (2023) / X1 (2023) / X2 (2023) / X5 (2023 – 2027) / X6 (2023) / X7 (2023)
BMW Engines: 18d / 20d MHEV / 23d MHEV / 30d MHEV / 40d MHEV
Mini Model: Countryman (2024)
Mini Engine: 2.0d MHEV
*The list may evolve over time.

autotuner update bmw MD1CS015 MD1CS115 mail in unlocking