AUX-IN port
At a glance
▷ For connecting audio devices, e.g., MP3
player. The sound is output on the vehicle
loudspeakers.
▷ Recommendation: use medium tone and
volume settings on the audio device. The
tone depends on the quality of the audio
files.
Connecting
The AUX-IN port is located in the center armrest.
Connect the headphones or line-out connector of the device to the jack plug.
Playback
1. Connect the audio device, switch it on and
select a track on the audio device.
2. "CD/Multimedia"
3. If necessary "External devices".
4. 
"AUX front"
Volume
The volume of the sound output is dependent on the audio device. If this volume differs markedly from the volume of the other audio sources, it is advisable to adjust the volumes.
Adjusting the volume
1. "CD/Multimedia"
2. If necessary "External devices".
3. "AUX front"
4. "Volume"
5. Turn the controller until the desired volume is set and press the controller.
See also:
The concept
The parking brake is primarily intended to prevent
the vehicle from rolling while parked; it
brakes the rear wheels.
...
Status display
The current status of the Tire Pressure Monitor
TPM can be displayed on the Control Display,
e.g., whether or not the TPM is active.
1. "Vehicle Info"
2. "Vehicle status"
3. ...
BMW Maintenance System
The maintenance system directs you to required
maintenance measures and thereby supports
you in maintaining road safety and the operational
reliability of the vehicle. ...