What’s the difference between master and slave tool ?
Master tool
With a master tool you get non encrypted files so you can modify the files by yourself or send it to any tuning files provider.
Any editing software that supports binary file can be used to modify a file read with Autotuner.
Slave tool
With a slave tool you read and write crypted files. These files can only be modified by a specific master. This master is a file provider designated when you buy the tool. Your slave tool is linked to this master.
Any slave tool can be remotely transformed into master tool if the following conditions are met :
Original AutoTuner ECU TCU Programming Tool Master Version
Autotuner is a universal tool able to read information from most ECUs and microcontrollers available on the market in boot Tricore Infineon (BSL) or via the OBD diagnostic socket. It is delivered with all the required accessories for both BSL and OBD in a dedicated package. More than 3500 control units is supported at this moment!
The Autotuner software is regularly updated and has user friendly interface as well as the help section where you can find step-by-step instructions on how to connect to the ECU. The Autotuner special feature — no subscription! It allows to calculate its payback period. You can always be sure that your tool is up to date as new vehicles are added to the car list.
The software updates are released every month. Autotuner is one of the first companies that managed to add the support for the newest ECUs: Bosch MG1 (Ford), Continental SID208 (PSA), Bosch EDC17 & MEVD17 (BMW Exx and Fxx), including by-passing the protection with the help of CVN and flash counter as well as other popular Bosch, Siemens, Continental ECUs. Autotuner is available in Master and Slave versions. The file encryption and decryption process is handled by the tool. It can also be done automatically via the online decryption API.
Top 8 Autotuner Highlights:
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1. It’s one of the fastest tuning tools on the market for reading and writing to vehicles.
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2. With Datalogging with online playback supported for a wide range of vehicles
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3. Diagnostic capabilities on many vehicles allows for quick and easy health checks before and after tuning.
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4. Autotuner supports both Engine and Transmission control units on many brands of vehicles.
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5. The tool requires no subscriptions, with all updates free for life
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6. Bench, Boot, and OBD tuning all from one tool. DSG gearboxes supported in OBD
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7. Easy-to-use software
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Supports SID212/SID212 EVO remote unlock service from June 2025. With a flat fee of 250€ per unit.
ECU brands compatible with AutoTuner

Autotuner Car/ECU List

AutoTuner Other Features:
Autotuner is being constantly improved with new reading protocols. You can freely benefit from it as soon as you start your Autotuner Software. Autotuner is a very straightforward tool and a must-have as a tuning shop. You can use it for many cars, even many of the latest. The whole interface looks appealing and is easy to use, which is great for beginners. The data logging feature is very nice and good for comparing and fine-tuning. The tool includes OBD, bench, and bootmode. This tool is the right choice if you mainly tune newer cars.
Ultra-fast process
Thanks to the ECU communication optimization and its Cortex m4 processor, memory content (Dflash Eflash and EEprom) reading is ultra-fast. It then systematically performs a backup of the TriCore password online.
All-in one package ready to use
Autotuner is delivered with all the required accessories in a dedicated package.
Easy-to-use software
All compatible cars are displayed as a list so that you can quickly and easily select the ECU you want to read.
Specific help section is available in the software
Autotuner helps you locate the ECU or OBD diagnostic socket on the vehicle.
It then guides you step by step through the process of reading and illustrates each step with high-definition photos.
All information is continuously updated and free of charge.
No Subscription!
A tool is continuously updated, for free !
5 years warranty!
Autotuner tool is under 5 years warranty. Should you encounter any major problem, we will organize replacement immediately.
THOUSANDS OF VEHICLES COMPATIBLE
Autotuner covers over 10,000 vehicles using Bench, Boot, and OBD And if you’re new to tuning and don’t understand what these words mean, there’s no need to worry. Autotuner is also aimed at less experienced users, and thanks to our easy to follow training guides and videos everyone from the most experienced to tuners completely new to the business will be able to pick up the tool and be tuning very quickly!
ALL THE FEATURES YOU NEED IN A HIGH-PERFORMANCE TOOL.
THAT’S AUTOTUNER.
READING AND WRITING OF ENGINE CONTROL UNITS AND GEARBOXES
Autotuner can read data from most of the ECUs and microcontrollers on the market.
AUTOMATIC CHECKSUM CORRECTION
Checksum correction is done automatically by the tool during the writing process. There is no need to calculate the Checksum yourself.
LIVE DATALOGGING
The Autotuner datalogging feature has been designed to be easy to use. For each supported ECU, we have pre-selected a set of relevant data depending on the vehicle and manufacturer's specific parameters.
Datalogs Method:
Real-time measurement and recording of engine parameters via OBD diagnostic socket.
The connection is made via the OBD socket, then simply start the test to record the data. You can then view the graph online.
BACK TO STOCK
Do you want to start from a sound and up-to-date base? Start by restoring the vehicle to its original state by using the “back to stock” function.
DTC
Reading and deletion of Diagnostic Trouble Codes (DTC) that are generic and manufacturer-specific via the OBD-II socket.
Autotuner Recent Update:
Adds BMW ALPINA post-2020 ZF 8HP Gen3 gearbox TCU VR OBD.
Adds 2020+ BMW Bosch MD1CP032, MD1CS001, MG1CS024, MG1CS049, MG1CS201 TC298 ECUs bench read after remote unlock (check detailed info).
Adds Benz 9G Tronic Bosch VGS-NAG3 gearbox TCU via OBD.
Adds OBD protocol for Ford Tourneo Courier, Transit Courier and Transit Connect 1.5L EcoBlue MD1CS025 ECU.
Adds OBD protocol for Ford F-150 MG1CS055, F250 and F350 MG1CS060 ECUs.
Adds OBD protocol for Ford Bronco 2.3 EcoBoost, 2.3 Ranger, VW Amarok MG1CS040 ECU.
Adds OBD protocol for Ford 2.0 V6 and VW 3.0 TDI V6 / 3.0 V6 MD1CP061 ECU.
Adds OBD protocol for Ford Transit 2.0 2024, VW Transporter 2.0 TDI 2025 Bosch MD1CS027 ECU.
Adds OBD protocol for BMW and Wiesmann Siemens MS45 ECU.
Adds OBD protocol for Ford MD1CP006, MG1CS036 and MD1CS005 ECUs.
Adds OBD protocol for Siemens SIM4LKE ECU.
Update Chrysler Continental GPEC4LM ECU in BOOT mode, found in Alfa Romeo, Fiat and Jeep vehicles.
Update OBD protocol for Continental EMS2510, EMS2511, EMS2512 and EMS2513 ECUs installed in Ford vehicles.
Unlock Benz Continental EMS71 ECU (need to send ECU to AT headquater)
Adds OBD protocol for Continental EMS24xx ECUs installed in Ford and Mustang vehicles.
Adds BMW Siemens MSS70 and MSV70 ECUs (OBD mode).
New release for Getrag 7DCT300 TCUs, now supported in OBD mode for Alpine, Dacia, Nissan, and Renault vehicles!
Add Bosch EDC17U01 and EDC17U05 ECUs in OBD for Audi, Ford, Seat, Skoda, and VW vehicles.
Add Ford Continental EMS24xx ECUs by OBD (real reading via OBD).
Adds Toyota Lexus Denso Gen4 ECU in BENCH mode.
Add Ford Continental EMS2101, EMS2102, EMS2103 and EMS2106 ECUs reading and writing in OBD BETA.
Add OBD protocol of the Bosch MD1CS004 ECU for 2.0L TDI VAG engines.
Bosch MG1CS024 ECUs are now supported in OBD mode for Alpina, BMW, Mini, and Toyota.
Bosch MD1CS014 ECU are now supported in OBD mode for VW and Audi.
Support for 7G-Tronic Mercedes transmission control units (TCUs)
Read and write Bosch VGS3-NAG3 transmission control units (TCUs) in BENCH mode!
Denso Gen2 ECUs now operate in BENCH mode, with support for Lexus, Suzuki and Toyota
Minimum System Requirements
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PC or laptop with Intel Pentium III/Athlon 1GHz CPU or newer;
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512Mb of RAM; 2 Gb available hard disk space;
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Microsoft Windows Vista / 7 / 8 / 10 (32 or 64 bits);
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One available USB 2.0 port; Internet connection, 1 Mbps;
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Screen resolution not less than 1366×768.
The software is not compatible with virtual machines.
Package List:
1pc x Main Unit
1pc x USB Key with software link
1pc x Universal cable+box
1pc x Universal cable for EDC16+ME(D)9
1pc x OBD cable
1pc x USB cable
1pc x Power Supply
1pc x Probe positioning kit
1pc x BGA MCU hook
1pc x Banana cables
1pc x Shockproof suitcase
Customer Reviews