The concept

The following can be operated using the buttons and the thumbwheel on the steering wheel:
- Current audio source.
- Redial on telephone*.
- Activation of the voice activation system*.
See also:
System limits
Personal responsibility
The high-beam assistant cannot serve as
a substitute for the driver's personal judgment
of when to use the high beams. Therefore, manually
switch off the high beams in ...
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 ...
Trip computer
There are two types of computer.
▷ "Onboard info": the values can be reset as
often as necessary.
▷ "Trip computer": the values provide an overview
of the current ...
