ECUHELP KT200II has been successfully tested for reading and writing the C4 Picasso SID803A engine control unit (ECU) via the OBD (On-Board Diagnostics) port.

Reading Process
In the first step, the KT200II is used to read the SID803A ECU. The process is straightforward and efficiently handled by the device.
Image 1: KT200II reading SID803A via OBD.

Writing Process
Following the reading process, the KT200II is also capable of writing data back to the SID803A ECU via the OBD port, ensuring smooth communication and data transfer.
Image 2: KT200II writing SID803A via OBD.

Conclusion
ECUHELP KT200II proves to be a reliable ECU Programmer for both reading and writing the C4 Picasso SID803A ECU via OBD. Its ease of use and effectiveness make it a valuable asset for ECU diagnostics and programming.