Sound output
Switching on/off
When the ignition is switched off: press ON/OFF button on the radio.
Muting
When the ignition is switched on or the engine is running: press the ON/OFF button on the radio.
See also:
At a glance
1 Function bar
2 Route section with traffic obstruction
3 Traffic sign for traffic obstruction
4 Planned route
5 Current location
6 Upper status field
7 Lower status field
Lines in the map
S ...
Setting the voice dialog
You can set whether the system uses the standard dialog or a short version.
In the short version of the voice dialog, the responses from the system are given
in abbreviated form.
On the Control Di ...
Under the Hood
The 640i is powered by a 315-horsepower, turbocharged 3.0-liter six-cylinder
engine. Its peak torque rating is 332 pounds-feet. BMW cites a zero to 60 mph
time of 5.5 seconds for both the coupe an ...
