It is possible to read and write Delphi DCM3.7 (of GM, Opel, Hyundai, Kia, Ssangyong) with ECUHELP KT200 ECU programmer no problem, read in jtag mode and write in Boot mode. 

A Step-by-Step Guide to Your Wiring Setup:
In order to successfully navigate through the read-and-write process, refer to the following detailed wiring diagrams:

Kit to use:
– Multifunction cable
– Flat cable
– Resistance 560Ω

Connect the multifunction cable as follows:

Use KT200 to READ the ECU solder the rainbow flat cable and do 7 links on the pcb.
Use the following driver:
→ BDM / JTAG MODE
→ JTAG RENESAS
→ AUD SH xxxxx

Use KT200 to WRITE the ECU connect the violet and the bicolor grey/red of the multifunction cable, the resistance of 560 Ω and do two links on the pcb.
Use the following driver:
→ TOOL BOOT
→ RENESAS
→ SH xxxxx BOOT MODE

Equip yourself with the ECUHELP KT200 ECU Programmer and witness a problem-free, streamlined process for DCM3.7 micro 72544 read and write operations.