Have one KT200 ECU programmer from ecuhelpshop.com. It’s a versatile tool compatible with many ECU models, including the DCM6.2A PSA 2.0L HDI 308.
The good news is you can conveniently read/write via the OBD interface. Here is a detailed procedure to guide you through.

Firstly, begin by reading the ECU ID. This will provide you with crucial information including the hardware number, part number, and software number.

The next step involves reading the ECU. Here, you need to specify a location to save the data. After setting the path, patiently wait for the process to reach 100% completion.

After successfully reading and saving the ECU data, the final phase is to write to the ECU. At this point, you are set to modify your ECU parameters as required.

By following these steps, you can effortlessly read from and write to the DCM6.2A PSA 2.0L HDI 308 using the ECUHELP KT200, enhancing your ECU programming tasks. Enjoy the convenience and versatility that this tool offers!