11/05/2025

CGDI K2 Adds BMW BDC3 Key Copy Function

CGDI K2 key tool update BMW G series BDC3 key copy function for free.

 

CGDI K2 Version: V5.5.0
Added function for BMW BDC3 Key copy (no activation and points required).
Added NCF295E read/write function to the MCU programmer.

CGDI K2 Adds BMW BDC3 Key Copy 1

Vehicle coverage:

2020-2024 BMW G chassis BDC3 key made in Hungary.

 

Note: Supports writing blank new or used original key.

CGDI K2 supports two versions of BDC3 key boards.  It does not support BDC3 key board with a longer chip.

CGDI K2 Adds BMW BDC3 Key Copy 2

How to copy BMW BDC3 key with CGDI K2?

Go to More Functions- BMW BDC3 add key.

Check wiring diagram.

CGDI K2 Adds BMW BDC3 Key Copy 3

CGDI K2 Adds BMW BDC3 Key Copy 4

Remove original key shell.

Connect original key with CGDI K2 via remote generation cable.

CGDI K2 Adds BMW BDC3 Key Copy 5

CGDI K2 Adds BMW BDC3 Key Copy 6

Read and save original key data.

Then write a new original key.