ECUHELP KT200 Tips for Unlock PCR2.1 via OBD / Bench

1. Please firstly encrypt before unlocking pcr2.1 on Bench.
2. Give 13V power supply instead of 12V, 12.4V etc. 
3. Please ensure correct checksum.

Follow the provided tips below to proceed:

Let's take the example of unlocking an Audi A1 1.6tdi PCR2.1 via OBD:

Select "unlock via OBD."
Read the "VR file."
Write the "VR file" and apply the patch.
Be mindful that the Audi A1's battery is located in the boot, so make necessary preparations before writing to save time.
This process typically takes around 17 minutes.
Next, proceed to the "Read/Write" option:

Choose "Done - read - fast."
Modify the file as required.
Write the modified file, which usually takes around 3 minutes.


If you have any questions regarding the ECUHELP KT200 ECU programmer, please feel free to contact us via WhatsApp at: http://wa.me/8618205996549.