See also:

General information
Refuel promptly Refuel no later than at a range of 30 miles/50 km, or operation of the engine is not ensured and damage may occur.◄ ...

Switching on/off manually
Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. If Top View is displayed, switch on the backup camera via the iDrive, ...

If the worst comes to the worst: BMW Assist Emergency Call with automatic vehicle location
In the event of an accident in the new BMW 3-Series, the Advanced eCall function from BMW ConnectedDrive allows the emergency services to receive detailed information on the type of collision and ...