Voice activation system

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 ...

Messages after trip completion
Malfunctions indicated during a trip are displayed again after the ignition is switched off. ...

Calibrating the digital compass
The digital compass must be calibrated in the following situations: ▷ An incorrect compass direction is shown. The cardinal direction displayed does not change even if the direction of tra ...