Note: This service is only available via. a MODE Official Dealer with AutoTuner Pro Tuning Tools.

Note: This is a fully insured service, if ECU is lost we will replace it at no charge.

*Compatible ECU:

BOSCH MD1CS016 TC399

To use this service, you’ll need to ship your ECU to the AutoTuner headquarters for unlocking. (Labels Provided)

MODE Pro Tuning – ECU Mail-In Bench Unlock Service (AUTOTUNER Solution)

For BOSCH Locked ECU – 06/2020 to Current | BOSCH MD1CS016 Locked (2020+) Renault Dacia Mercedes Nissan

Important Notice

This service is exclusively for hard-locked ECU's with a production date of June 2020 or later.
Your ECU production date is not the same as your vehicle build date, so please verify before shipping.

If your ECU is pre-06/2020 but dealer-updated or locked, please use our Standard ECU Unlock Service.

If your ECU has a production date prior to 06/2020 and has been dealer updated or is locked Please Click Here for our standard unlock service.

Unlock 2020+ Renault Dacia Mercedes Nissan ECUs for Flash Tuning

Beginning in mid-2020, Renault Dacia Mercedes Nissan implemented enhanced security that prevents OBD2 flashing.
Our MODE x AutoTuner ProTuning Renault Dacia Mercedes Nissan ECU Mail-In Bench Unlock Service restores your ability to flash:

Stage 1
Stage 2
Custom tuning
And other tuning platforms

After purchase, you’ll receive detailed shipping instructions. Once AutoTuner receive your ECU, it will be unlocked using the Autotuner solution and shipped back to you the same business day, with overnight return shipping included.

Why Choose the AUTOTUNER Unlock Solution?

The AUTOTUNER unlock is one of two supported solutions for June 2020+ ECUs (Autotuner & Femto).
This product listing is specifically for the AUTOTUNER option.

AUTOTUNER Benefits

Dealer-Update Proof (Dealer can NOT Re-Lock ECU)
ECU shipped to Luxembourg – approx. 3–4 day turnaround
Fully supports standard tuning via AutoTuner and other tools
Fully compatible with FlexFuel Ethanol Fuels, (map switching, antilag, flex-fuel, etc.)

Performance Expectations

Regardless of your ECU type or unlock method—Pre-06/2020, Femto unlocked, or Autotuner unlocked—MODE x AutoTuner ProTuning Renault Dacia Mercedes Nissan ECU Mail-In Bench Unlock Service can achieve identical power and tuning capability.
All unlocks provide full access to:

Boost, timing, and fuel maps
Cold start adjustments
Exhaust burbles & flap control
Speed limiter settings
Complete calibration zone access

FlexFuel Availability

Supported on many models
FlexFuel adds advanced functions such as:
- Flex-fuel integration
- On-the-fly map switching via steering-wheel controls
- Additional features not present from factory

What You Receive

✔ Professional MODE x AutoTuner ECU Mail-In Bench Unlock Service
✔ DHL Express return shipping included
✔ Full tuning capability restored
✔ Access to Stage 1, Stage 2, custom tuning & more
✔ Dealer Update Does NOT impact ECU (Remains Unlocked)
✔ Software Update Does NOT impact ECU (Remains Unlocked)

This service is for 1 MODE x AutoTuner Renault ECU Mail-In Bench Unlock Service for BOSCH MD1CS016 Locked (2020+) Renault Dacia Mercedes Nissan Mail-In Bench Unlock Service and does not include a a tune or tuning license. If you need a tune, please click here:

MODE ProTuning Service

Please note:

MODE Auto Concepts is not responsible for ECUs that are received dead on arrival or damaged in shipping. The customer is responsible for shipping to MODE and the cost covers return shipping and insurance. Additionally, please keep in mind that if a dealer does a software update to the car, it's NOT possible for them to re-lock the ECU (both in-person and remotely). Furthermore, this cost does NOT include labor for MODE Auto Concepts to remove or reinstall a ECU, as this is a 100% mail-in procedure.

SUPPORTED MODELS

Below is a list of vehicles currently supported by the MODE x AutoTuner Renault ECU Mail-In Bench Unlock Service. If you don't see your model listed or have any questions, please feel free to contact us.

Renault

Most Bosch MD1CS016 models 2020+

Dacia

Most BoschMD1CS016 models 2020+

Mercedes

Most BoschMD1CS016 models 2020+

Nissan

Most BoschMD1CS016 models 2020+

350Z

KW Suspension - Clubsport 2-way Nissan 350Z Z33

H&R Lowering Springs for Nissan 350Z Z33 2003 - 2009 COUPE + ROADSTER RWD (F - 30mm / R - 30mm)

MODE PlusTrack Wheel Spacer Flush Fit Kit for Nissan Patrol Y62 Armada Infiniti QX56 QX80 (2016-present)

Eibach Pro Kit Lowering Springs for Nissan 350Z Coupe & Roadster Z33

MODE™ x AutoTuner Renault ECU Mail-In Bench Unlock Service for BOSCH MD1CS016 Locked (2020+) Renault Dacia Mercedes Nissan