The ECUHELP KT200 ECU Programmer has been successfully tested to read and write the ECU via OBD on a Volkswagen Transporter T5 equipped with a Bosch EDC17CP20 ECU.

Vehicle & ECU Information:
Vehicle: Volkswagen Transporter T5
Engine: 2.0 TDI
Model Year: 2016
ECU: Bosch EDC17CP20
Tool Used: ECUHELP KT200 V1

Programming Details:
During the operation, the ECU had High TPROT protection, which meant bench mode was locked.
To complete the programming, OBD VR (Virtual Read) mode was used instead.

Operation Results:
✅ OBD Read/Write: Successful
⏱ Write Time: About 15 minutes
✔ Checksum: Automatically corrected by the tool

Summary:
This test confirms that ECUHELP KT200 can reliably perform OBD read and write on Bosch EDC17CP20 ECUs used in the Volkswagen Transporter T5.
Even when the ECU is bench locked due to high TPROT, the OBD VR method provides a stable and effective solution.