Malfunction
Comfort Access may not function properly if it experiences interference from external sources such as mobile phones, metal objects, overhead power lines, transmission towers, etc.
In this case, open or close the vehicle using the buttons on the remote control or use the integrated key in the door lock.
See also:
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 ...
Have maintenance carried out
Have vehicles maintained regularly to achieve
optimal vehicle economy and operating life.
Have the maintenance carried out by your service
center.
Please also note the BMW Maintenance System,
...
Activating HDC
Activating HDC
Press the button; the LED above the button
lights up.
The LED flashes when the brakes are applied
automatically. ...