If your Yanhua ACDP2 Module 33 fails to learn key or appear key learning error for VW MQB48, you need to update the PCF Key Adapter to solve this problem.

PCF Key Adapter Update Guide:

Open Mini ACDP APP, make sure your ACDP/ACDP2 is bound to the APP

Select Special Function>> Adapter Upgrade>> Help (in PCF-KEY Upgrade option)

Follow the connection diagram to connect the PCF-Key Adapter and Mini ACDP-1/ACDP-2

Select PCF-KEY Upgrade

Use the ACDP standard power adapter (voltage+ 12V, current>=2.5A)

Load hardware program

Confirm the PCF-Key Adapter has been connected to Yanhua ACDP successfully

Check the current version and the latest version number

Confirm to update to the latest version

Upgrading adapter…wait a moment till the upgrade process is completed

Remember the operation log path

Done!

Video Guide:

https://youtu.be/KNUgwpbVnQI

Yanhua Mini ACDP/ ACDP2 Module 33:

https://www.eobdtool.co.uk/wholesale/yanhua-acdp-mqb48-immo-module33.html

Yanhua Mini ACDP 2 Key Programmer:

https://www.eobdtool.co.uk/wholesale/yanhua-acdp-2-key-programmer.html

UK Professional OBD2 Tools Online Shop