How to Unlock BMW BDC with VVDI BIMTool by OBD?
Both Xhorse VVDI2 and VVDI BIMTool pro supports BMW BDC unlock via OBD. Today We are gonna try it with VVDI BIMTool Pro Tool. By firstly unlocking and programming BDC module, then make a dealer key. The whole process is on the car without removing any modules.
Step 1. Unlock & Program BDC
After connection, open VVDI BMW Tool software:
Click “Programming FEM/BDC system”.
Attention: support unlock BDC via OBD directly, no need on the bench, no need read/write EEPROM.
Press YES to start unlock via OBDII (require internet support).
Press NO to start with special EEPROM method.
Click “Yes”.
Reading coding…
Save BDC code file.
Please record the module information, next will perform module programming! It requires about 10 minutes, please make sure the car voltage above 13V.(1)
Click “OK”.
Updating system… please wait until 100%
FEM/BDC update success. Please check the car and key status!
You can perform key learning function if car work as normal!
Step 2. Make a Dealer Key
Select a blank key position: Key6>> Prepare dealer key with ignition switch>> Known ISN >> NEXT
Please record the following information includes:
FEM/BDC security key
DME/CAS security key
Key/CAS security key
ECU ISN
Please input a new key into ignition coil.
Learning key, please wait finish…
Key learn success.
Now we can read out Key6 information.
Test the new key, everything works perfectly.
So we can successfully use VVDI BIM Tool to unlock BMW BDC by OBD.
