Foxflash programmer read and write Renault SID304 ecu via BDM successfully.
Siemens SID303 / 304 Pinout
Solder the dip/sip connectors on the pcb and insert Siemens/Marelli adapter as in photo:
To read and write use the following driver:
→ BDM/ JTAG MODE
→ BDM MPC
→ MPC55x/56x
Read ok
Write ok
checksum by foxflash.