Locking and unlocking
Pressing the buttons locks and unlocks the doors and the tailgate when the front doors are closed, but they are not secured against theft.
The fuel filler flap remains unlocked.
See also:
Resuming cruising speed
Press button 4:
The stored speed is resumed and maintained ...
Under the Hood
The 528i has a 240-horsepower, 3.0-liter six-cylinder, while the 535i gets a
300-hp, turbocharged 3.0-liter six-cylinder. The 550i has a twin-turbo,
4.4-liter V-8 that makes 400 hp. All three use ...
Front active seat ventilation
The seat cushion and backrest surfaces are
cooled by means of integrated fans.
The ventilation rapidly cools the seat, e.g., if the
vehicle interior is overheated or for continuous
cooling at h ...