Mercedes-Benz 2012 B Class - Manual (Page 265)

Garage door system with a rolling code:
indicator lamp : flashes green.
i The transmitter will transmit a signal as
long as the button is pressed. The
transmission is halted after a maximum of
ten seconds and indicator lamp : lights
up yellow. Press button ;, = or ? again
if necessary.
Clearing the memory
X Turn the SmartKey to position 2 in the
ignition lock.
X Press buttons ; and ?.
The indicator lamp lights up yellow.
X Press and hold buttons ; and ? until the
indicator lamp turns green.
i Make sure that you clear the memory of
the integrated garage door opener before
selling the vehicle.
Compass
Calling up the compass
The compass displays in which compass
direction the vehicle is currently traveling:
N ,
NE , E , SE , S , SW , W or NW .
To receive a correct display in rear-view
mirror :, the compass must be calibrated
and the magnetic field zone set.
Setting the compass
X Determine your position using the following
zone maps.
North America zone map
South America zone map
Features
263
Stowage and features
Z