Massage function in rear seats
Wavelike motions from the top to the bottom in the backrest relax back muscles.
Button in rear

Switching on
To switch on, press the button
once for
each massage level.
The highest level is active when two LEDs are lit.
Switching off
To switch off, press and hold the button. The LEDs go out.
See also:
Controls
1 Control Display
2 Controller with buttons
The buttons can be used to open the menus
directly. The controller can be used to select
menu items and create the settings. ...
Drivetrains
The 528i, 535i and 550i are rated at 240, 300 and 400 horsepower,
respectively. The turbocharged version of the 3.0-liter inline-six-cylinder in
the 535i makes the 550i superfluous, rocketing the ...
Active seat ventilation
Switching on
Press the button once for each
ventilation
level.
The highest level is active when three LEDs are
lit.
Switching off
Press the button longer.
The LEDs go out. ...
