See also:

Functional readiness of the airbagsystem
When the ignition is switch on, the warning lamp in the instrument cluster lights up briefly and thereby indicates the operational readiness of the entire airbag system and the belt tensioner. ...

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
740i, 740Li, 750i, 750Li Without high-speed tuning feature 760i, 760Li Without high-speed tuning feature With high-speed tuning feature 750i xDrive, 750Li xDrive Without high-speed tun ...