ECUHELP KT200II User Feedback:
Citroen 
TC1793 PSA
EDC17C60
Write Bench mode, get error "ERROR Unlock Password” (shown as below).


Possible reason and solution:
It has been cloned, so the password cannot be written in. Use boot method to write and use the original data to release the password.

The detailed guide:
Kit to use: 
- Multifunction cable

Step 1. PASSWORD SEARCH:
Connect the pinout below with multifunction cable.
Use the driver:
→ TOOLS BOOT MODE
→ INFINEON TRICORE Tool Password
→ PASSWORD BFT
→ Click on “Find Password” and follow the software messages. 
 

Now that the password has been found it’s possible to read and write the control unit. 

Step 2. KT200II Reads/Writes ECU EDC17C60
Connect with the multifunction cable the following pinout and the boot shown below.
Use the driver:
→ TOOLS BOOT MODE
→ INFINEON TRICORE Boot
→ SAK TC1793