Tone
Only treble and bass can be set in the rear. The settings are made separately for the left and right headphones.
Operation is the same as for the front tone.
See also:
Charging the battery
In the vehicle, only charge the battery via the
terminals, in the engine compartment
with the engine off. ...
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 ...
Deactivating the system
▷ When driving, press the lever up or down
twice.
▷ When stationary, do the same while depressing
the brake pedal.
▷ Switch off the ignition.
The displays go out, and the stor ...
