Works via OBD on PSA group vehicles with Bosch MED17.4.4 control unit.

Read and write quickly and effectively some Citroen and Peugeot models equipped with the 1.6 THP.



Another group of cars has been added to the KESS3 vehicle list. This time the news is dedicated to the French PSA cars with the 1.6 turbo petrol engine managed by the Bosch MED17.4.4 ECU. Thanks to the OBD connection mode, you will be able to work on ECU calibration without any risk and even in a shorter time, guaranteeing a fast and effective service to your customers.

New ECU supported:

Spend the time saved with KESS3 to develop your tuning concepts and increase your business opportunities. Get the performance you want and satisfy dozens of customers entering your workshop with a single tool.







C4 Grand Picasso1.6 16v THP 165 6ATPetrol121 kW
C4 Picasso1.6 16v THP 165 6ATPetrol121 kW
DS31.6 16v THP 150Petrol110 kW
DS31.6 16v THP 165Petrol121 kW
DS31.6 16v THP Cabrio 150Petrol110 kW
DS31.6 16v THP Cabrio 165Petrol121 kW
DS51.6 16v THP 165 6MTPetrol121 kW








2081.6 16v THP GT 165Petrol121 kW
30081.6 16v THP 165 6ATPetrol121 kW
3081.6 16v THP GTPetrol128 kW
50081.6 16v THP 156Petrol115 kW
5081.6 16v THP 165Petrol121 kW


This protocol is also supported by KessV2.

KESS3: the ideal mate for your work

Do you want to get the most out of KESS3?

Connect easily and never so quickly to the supported control units, work safely and autonomously on all types of vehicles and discover the technologies that drive the vehicles coming into your workshop.

Alientech Suite - KESS3

Design and performance, just a click!

Alientech Suite is your best friend in the calibration field.

Looks and function are designed to give you maximum responsiveness, contributing to a practical and intuitive working experience: everything you need is available and in your hands.

ECM Titanium: the ally for your business

Even more possibilities for modification and customisation are now available to work on the parameters of the Bosch MEVD17.4.4 ECU. Work even more effectively and get the most out of every calibration, thanks to a complete list of maps available and exceed your customers’ expectations.

With ECM Titanium it is possible to work on all ECU and TCU calibration files, in this case, however, our Driver update team has focused on the ECUs that are equipped on Peugeot’s sports cars: RCZ, 208 and 308 Gti.

Thanks to the multiple editable maps on the updated Driver, you can carry out different types of tuning with the usual simple and intuitive handling, only on ECM Titanium. Adjust the engine management parameters with the view modes (TAB, HEX, 2D and 3D) you prefer and make your best calibration.

Driver – Bosch MEVD17.4.4

Work on these vehicles with ECM Titanium thanks to the updated driver.

Discover Alientech Academy! Professional training with classes all over the world.

Invest in your tuning skills to improve your work and increase your earning opportunities.

Alientech training days are in-depth sessions aimed at your professionalization with all-round practical and theoretical knowledge of the automotive world. Everything you need to work in the tuning field providing a complete, reliable and valuable service to your customers.

One of our specialists will be at your side along the training path and will answer any questions you may have, so that you will no longer have any doubts and can start working, right away, in complete autonomy!