Activating
Switch position 
with the
ignition switched
on.
The turning lamps are automatically switched on depending on the steering angle or the use of turn signals.
To avoid blinding oncoming traffic, the Adaptive Light Control directs light towards the front passenger side when the vehicle is at a standstill.
When driving in reverse, only the turning lamp is active.
See also:
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 ...
Specifying the street
If the system does not recognize the street, one
of the following pieces of information is displayed:
▷ A street name in the vicinity.
▷ The county.
▷ The coordinates of the des ...
Display
▷ Lines, arrow 1: the system is activated.
▷ Arrows, arrow 2: at least one lane marking
was detected and warnings can be issued. ...