ECUHELP KT200II ECU Programmer is confirmed to read and write Citroen Picasso 1.4HDİ EDC16C34 Bench mode, and checksum by KT200II no problem.
Please follow the wiring diagram of KT200II BOSCH EDC16 C34 [ MPC561/2 ] – Peugeot, Citroen [Diesel]:
Firstly, connect the multifunction cable as follows, use the Bench Box:

Next, use the KT200II to read and write use the following driver:
→ BENCH MODE
→ [brand]
→ MPC561/2 – PSA
→ EDC16 C34

Conclusion:
The ECUHELP KT200II provides a reliable Bench Mode solution for the Bosch EDC16C34 MPC561/2 ECU used in the Citroen Picasso 1.4 HDi. Follow the correct wiring diagram and select the MPC561/2 – PSA → EDC16 C34 driver to complete the operation successfully.