ECUHELP KT200II is confirmed to read/write VW Tiguan 2019 EDC17C74 on bench, checksum by KT200II no problem.

Connect the KT200II multifunction cable as follows:
KT200II R/W VW Tiguan 2019 EDC17C74 on Bench-01 KT200II R/W VW Tiguan 2019 EDC17C74 on Bench-02

To read and write use the following driver in the KT200II software:
→ BENCH TRICORE
→ VOLKSWAGEN / AUDI / SEAT / SKODA
→ TC1793 – VAG
→ EDC17 C74
KT200II R/W VW Tiguan 2019 EDC17C74 on Bench-03 KT200II R/W VW Tiguan 2019 EDC17C74 on Bench-04

Attention:
On some EDC17C74 the CAN line is shifted. If with the previous pinout doesn’t enter in bench tricore mode, then try again by connecting it as follows:
KT200II R/W VW Tiguan 2019 EDC17C74 on Bench-05

Alright, this is the procedure of using ECUHELP KT200II to read/write VW Tiguan 2019 EDC17C74 on Bench. Hope it helps.