Adaptive drive – BMW 550i xDrive Sedan 2011 User Manual

Page 97

You can activate the Hill Descent Control at
speeds below approx. 22 mph/35 km/h. When
driving downhill, the vehicle reduces its speed
to approx. twice walking speed and then keeps
its speed constant.
While you are actively braking, the system is on
standby. The system does not brake the vehicle
during this time.

Increasing or decreasing vehicle speed

You can specify your desired speed in the range
from approx. 4 mph/6 km/h to approx. 15 mph/
25 km/h using the rocker switch of the cruise
control on the steering wheel. You can change
the vehicle speed by pressing on the accelerator
lightly.

▷

Press up the rocker switch to the point of
resistance: the speed increases gradually.

▷

Press up the rocker switch past the point of
resistance: the speed increases while the
rocker switch is pressed.

▷

Press down the rocker switch to the point of
resistance: the speed decreases gradually.

▷

Press down the rocker switch past the point
of resistance: when driving forward, the
speed decreases to approx. 6 mph/10 km/h;
when reversing, the speed decreases to ap‐
prox. 4 mph/6 km/h.

Activating HDC

Press the button; the LED above the but‐
ton lights up.

Deactivating HDC

Press the button again and the LED goes
out. HDC is automatically deactivated

above approx. 37 mph/60 km/h.

Display in the instrument cluster

The selected speed is displayed
in the speedometer.

▷

Green: the system is actively
braking the vehicle.

▷

Orange: the system is on
standby.

Malfunction