Gentleman function
The front passenger seat can be adjusted with the switches of the driver's seat.
1. 
Press the button. The LED
lights up.
2. Adjust the front passenger seat on your own seat.
3. If needed, store the memory position, for the front passenger seat.
4. Press the button to deactivate the function. The LED goes out.
The function deactivates itself automatically after some time.
See also:
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. ...
Windows
To prevent injuries, watch the windows while
closing them.
Take the remote control out of the ignition when you leave the car; otherwise,
children could operate the electric windows and possibly ...
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 ...