This is the guide to program BMW CAS 3 remote key using Xhorse VVDI2 by OBD cable.
Step-by-step guide:
1.Connect VVDI2 programmer with the vehicle via OBD cable and connect to PC via USB cable
2.Run VVDI2 software
3.Enter the “BMW” menu
4.Select “Auto detect” and click “Connect”
Detect out the CAS ID, CAS type, all key info, remote control frequency and current key position
5.Click “Get Key Info” and select “Add key”
Note: Make sure to insert a working key into ignition and connect device with the car before continuing.
Then click “Next”
6.Pay attention to the prompt:
7.Use “Save key info” to save the original key info
8.Click “Prepare dealer key with programmer” and put a new key into VVDI2 programmer coil
9.The new key doesn’t have keyless, so click “No” to continue when it prompts.
10.Key make ok and locked
Finally, use it to start the car and test the remote
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