See also:

Settings
Vehicle Equipment ...

Tire identification marks
Knowledge of the labeling on the side of the tire makes it easier to identify and choose the right tires. Tire size Speed code letter Q = up to 100 mph or 160 km/h T = up to 118 mph or 190 km/ ...

Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. The PDC is shown on the Control Display. Switch on the backup camera via the iDrive. ...