See also:

Tire Pressure Monitor TPM
The concept The tire inflation pressure is measured in the four mounted tires. The system notifies you if there is a significant loss of pressure in one or more tires. Functional requirements T ...

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...

Tire inflation pressure values over 100 mph/160 km/h
528i Without high-speed tuning feature 550i Without high-speed tuning feature With high-speed tuning feature 528i xDrive Without high-speed tuning feature With high-speed tuning ...