ECUHELP KT200 ECU Programmer is confirmed to Bench mode read / write / checksum Opel 2.0 cdti ACDELCO E23 EDC17C18.

Image 1: The ECU EDC17C18
KT200 Read Write Checksum Opel 2.0 cdti ACDELCO E23 EDC17C18-01

Image 2-4: the 100% read result of KT200.
KT200 Read Write Checksum Opel 2.0 cdti ACDELCO E23 EDC17C18-02 KT200 Read Write Checksum Opel 2.0 cdti ACDELCO E23 EDC17C18-03 KT200 Read Write Checksum Opel 2.0 cdti ACDELCO E23 EDC17C18-04

KT200 wiring diagram of BOSCH EDC17 C18 [ 1766 ] – Opel [Diesel]
Connect the multifunction cable as follows:
KT200 Read Write Checksum Opel 2.0 cdti ACDELCO E23 EDC17C18-05

KT200 read and write use the following driver:
→ BENCH TRICORE
→ OPEL
→ TC1766 – OPEL
→ EDC17 C18

By the way, the KT200 has been upgraded to KT200 II and it’s working great! You can update yours now by just paying for the PCB board here:
Upgrade to ECUHELP KT200 II