Probably the entire car stops working as it will have detected tampering.
We are not far off that with all the CANBus stuff now anyway,
Utter tossers, the trouble is that people will pay validating BMW's decision to go down this route. Certainly in the UK most cars are on some sort of personal leasing or corporate leasing when they are purchased new so a few extra pounds a month will just be absorbed. What happens when the car is then sold on is anyone's guess.
Biting the hand that feeds IT
