2012 MERCEDES-BENZ B-CLASS audio

General notes
Rear view camera
: is in the trunk lid handle.
The rear view camera extends, when it is
activated.
The rear view camera is an optical parking and
maneuvering aid. It uses guide lines to show
the area behind your vehicle in the Audio/
COMAND display.
The area behind the vehicle is displayed as a
mirror image, as in the rear view mirror.
i The text of messages shown in the
COMAND display depends on the language
setting. The following are examples of rear
view camera messages in the COMAND
display.
Activating/deactivating the rear view
camera X
To activate: make sure
that the SmartKey
is in position 2 in the ignition lock.
X Make sure that in the audio system/
COMAND, the "Activation by R gear"
function is selected; see the separate
operating instructions for the audio
system/COMAND.
X Engage reverse gear.
Guide lines are used to show the area
behind the vehicle in the Audio/COMAND
display. To deactivate:
the rear view camera is
deactivated if you:
R select transmission position P (vehicles
with automatic transmission)
R drive forward ten meters
R shift the transmission from R to another
position (after 15 seconds)
R drive forwards at a speed of over 5 mph
(10km/h)
Displays in

the Audio/COMAND display The rear view camera may show a distorted
view of obstacles, show them incorrectly or
not at
all.

The rear view camera does not show
objects in the following positions:
R very close to the rear bumper
R under the rear bumper
R in the area immediately above the tailgate
handle
! Objects not at ground level may appear to
be further away than they actually are, e.g.:
R the bumper of a parked vehicle
R the drawbar of a trailer
R the ball coupling of a trailer tow hitch
R the rear section of an HGV
R a slanted post
Use the guidelines only for orientation.
Approach objects no further than the
bottom-most guideline. Driving systems
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Driving and parking Z
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Lanes
:
White guide line without turning the
steering wheel, vehicle width including
the exterior mirrors (static)
; Yellow lane marking tires at current
steering wheel angle,
vehicle width to the
outer side of the wheels (dynamic)
= Red guide line for the vehicle width
including the exterior mirrors, for current
steering wheel angle (dynamic)
? Bumper Guide lines
?
Bumper
A Red guide line at a distance of
approximately 10 in (0.25 m
) from the
rear of the vehicle
B Yellow guide line at a distance of
approximately

13 ft (
4.0 m) from the rear
of the vehicle
C Vehicle center axle (marker assistance)
D Yellow guide line at a distance of
approximately 3 ft (1.0 m ) from the rear
of the vehicle The lanes and guide lines are only displayed
if you have engaged reverse gear.
The distance specifications only apply to
objects that are at ground level.
Additional displays on vehicles with PARKTRONIC
and COMAND
:
Front warning display
; Additional PARKTRONIC measurement
operational readiness indicator
= Rear warning display
Vehicles with PARKTRONIC and
COMAND: if PARKTRONIC is operational
(Y page 169), an additional operational
readiness indicator will appear in COMAND
display ;.If the PARKTRONIC warning
displays are active or light up, warning
displays : and
=


are also active or light up
correspondingly in the COMAND display.
Reverse parking function X
Make sure that the rear view camera is
activated and the "Reverse parking"
function is selected; see the separate
operating instructions for the audio
system/COMAND.
The lane and the guide lines are shown.178
Driving systems
Driving and parking
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Left control panel
=
; R
Calls up the
menu and menu bar9
:
Press briefly:
R
Scrolls in lists
R Selects a submenu or function
R In the Audio menu: selects a
stored station, an audio track or
a video scene
R In the Tel(telephone) menu:
switches to the phone book and
selects a name or telephone
number 9
:
Press and hold:
R
In the Audio menu: selects the
previous/next station or selects
an audio track or a video scene
using rapid scrolling
R In the Tel (Telephone) menu,
starts rapid
scrolling

through the
phone book a R
Confirms a selection/display
message
R In the Tel (telephone) menu:
switches to the telephone book
and starts dialing the selected
number
R In the Audio menu: stops the
station search function at the
desired station Right control panel
~ R
Rejects or ends a call
R Exits phone book/redial
memory 6 R
Makes or accepts a call
R Switches to the redial memory W
X R
Adjusts the volume 8 R
Mute Back button
%
Press briefly:
R
Back
R Switches off the Voice Control
System; see the separate
operating instructions
R Hides display messages/calls
up the last Trip menu function
used
R Exits the telephone book/redial
memory %
Press and hold:
R
Calls up the standard display in
the Trip menu Multifunction display
:
Time
; Permanent display: outside temperature
or speed ( Y page 197)
= Text field
? Menu bar188
Displays and operationOn-board computer and displays
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A
Drive program (Y page 141)
B Transmission position ( Y page 141)
X To show menu bar ?: press the =
or ; button on the steering wheel.
Menu bar ? disappears after a few seconds.
Text field = shows the selected menu or
submenu as well as display messages.
i You can set the time using the audio
system or COMAND; see the separate
operating instructions.
The following messages may appear in the
multifunction display:
XjY Active Parking Assist (Y page 172)
CRUISE Cruise Control (Y page 157)
è Rear window wiper ( Y page 112)
_ Adaptive Highbeam Assist
(Y page 102)
À ATTENTION ASSIST (Y page 180)
à Lane Keeping Assist (Y page 183)
ë HOLD function ( Y page 167)
Ä Distance warning function
(Y page 233) Menus and submenus
Menu overview
Operating the on-board computer
(Y page 187).
Depending on the equipment installed in the
vehicle, you can call up the following menus:
R Trip menu (Y page 189)
R Navi menu (navigation instructions)
(Y page 191)
R Audio menu (Y page 192)
R Tel (telephone) menu ( Y page 193)
R DriveAssist (Assistance) menu
(Y page 194)
R Serv menu (Y page 196)
R Sett menu (Y page 196) The
Audio, Navi and
Tel
menus differ slightly
in vehicles with Audio 20 and in vehicles with
COMAND. The examples given in this
Operator's Manual apply to vehicles
equipped with COMAND. Trip menu
Standard display X
Press and hold the % button on the
steering wheel until the Trip menu with
trip odometer : and odometer ; is
shown.
Trip computer "From Start" or "From
Reset" Example: trip computer "From Start"
:
Distance
; Time
= Average speed
? Average fuel consumption
X Press the = or ; button on the
steering wheel to select the Trip menu.
X Press the 9 or : button to select
From Start or From Reset.
The values in the From Start submenu are
calculated from the start of a journey, while
the values in the From Reset submenu are
calculated from the last time the submenu
was reset ( Y page 190). Menus and submenus
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On-board computer and displays Z
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i
When you reset the values in the "ECO
display", the values in the trip computer
"From start" are likewise reset. When you
reset the values
in the trip computer "From
start", the values in the "ECO display" are
likewise reset. Navigation system menu
Displaying navigation instructions X
Switch on Audio 20 with Becker ®
MAP
PILOT or COMAND (see the separate
operating instructions).
X Press the = or ; button on the
steering wheel to select the Navi menu.
In the Navi menu, the multifunction display
shows navigation instructions. For more
information, see the separate operating
instructions.
Route guidance not active :
Direction of travel
; Current road
Route guidance active No change of direction announced
:
Distance to the destination
; Distance to the next change of direction =
Current road
? "Follow the road's course" symbol
Change of direction announced without a
lane recommendation :
Road into which the change of direction
leads
; Distance to change of direction and visual
distance display
= Symbol for change of direction
When a change of direction is announced, you
will see
symbol =

for the change of direction
and distance graphic ;. The distance
indicator shortens towards the top of the
display as you approach the point of the
announced change of direction.
Change of direction announced with a
lane recommendation :
Road into which the change of direction
leads
; Distance to change of direction and visual
distance display
= Lane recommendation
? New lane during a change of direction
A Uninterrupted lane
B Symbol for change of direction
On multilane roads, the system can display
lane recommendation
=

for the next change
of direction. During the change of direction,
additional lanes may be displayed. Menus and submenus
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On-board computer and displays Z
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Lane recommendations are only displayed if
the relevant data is available on the digital
map.
Other status indicators of the
navigation system
R
O: you have
reached the destination or an
intermediate destination.
R New Route... or Calculating Route:
calculating a new route
R Off Map or Off Mapped Road : the vehicle
position is outside the area of the digital
map (off-map position).
R No Route : no route could be calculated to
the selected destination. Audio menu
Selecting a radio station :
Waveband
; Station frequency with memory position
i The memory position is only displayed
along with station ; if this has been
stored.
X Switch on the audio system or COMAND
and select Radio; see the separate
operating instructions.
X Press the = or ; button on the
steering wheel to select the Audio menu.
X To select a stored station: briefly press
the 9 or : button. X
To select a station from the station
list: press and briefly hold the 9
or : button.
If no station list is received:
X To select a station using the station
search: press and briefly hold the 9
or : button.
i For information on changing waveband
and storing stations, see the separate
operating instructions.
i SIRIUS XM satellite radio functions like a
normal radio.
For more information on satellite radio
operation, see the separate operating
instructions.
Operating an audio player or audio
media CD changer display (example)
:
Current CD in the CD changer
; Current title
Audio data from various audio devices or
media can be played, depending on the
equipment installed in the vehicle.
X Switch on the audio system or COMAND
and activate audio CD/DVD mode or MP3
mode; see the separate operating
instructions.
X Press the = or ; button on the
steering wheel to select the Audio menu.
X To select the next/previous track:
briefly press the 9 or : button.
X To select a track from the track list
(rapid scrolling): press and hold the
9 or : button until desired
track ; has been reached.192
Menus and submenus
On-board computer and displays
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If you press and hold
9 or :, the
rapid scrolling speed is increased. Not all
audio drives or data carriers support this
function.
If track information is stored on the audio
device or medium, the multifunction display
will show the number and title of the track.
The current track does not appear in audio
AUX mode (Auxiliary audio mode: external
audio source connected).
Video DVD operation DVD changer display (example)
:
Current DVD in the DVD changer
; Current scene
X Switch on COMAND and select video DVD;
see the separate operating instructions.
X Press the = or ; button on the
steering wheel to select the Audio menu.
X To select the next/previous scene:
briefly press the 9 or : button.
X To select a scene from the scene list
(rapid scrolling): press and hold the
9 or : button until desired
scene ; has been reached. Telephone menu
Introduction G
WARNING
If you operate information systems and
communication equipment integrated in the
vehicle while driving, you will be distracted
from traffic conditions. You could also lose
control of the vehicle. There is a risk of an
accident. Only operate the equipment when the traffic
situation permits.
If
you are not sure that this
is possible, park the vehicle paying attention
to traffic conditions and operate the
equipment when the vehicle is stationary.
When telephoning, you must observe the
legal requirements for the country in which
you are currently driving.
X Switch on your mobile phone and audio
system or COMAND, see the separate
operating instructions.
X Establish a Bluetooth ®
connection to the
audio system or COMAND; see the
separate operating instructions.
X Press the = or ; button on the
steering wheel to select the Tel menu.
You will see one of the following display
messages in the multifunction display:
R Phone READY or the name of the network
provider: the mobile phone has found a
network and is ready to receive.
R Phone No Service: there is no network
available or the mobile phone is searching
for a network.
Accepting a call Example: incoming call
X
Press the 6 button on the steering
wheel to accept an incoming call.
If someone calls you when you are in the
Tel menu, a display message appears in the
multifunction display.
If you are not in the Tel menu, you can still
accept a call. Menus and submenus
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On-board computer and displays Z
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Stowage compartment in front of the
armrest (vehicles with automatic
transmission)
X
To open: press the marking on cover :.
i You can remove
the non-slip mat and the
insert for cleaning. When removing the
insert you will have to overcome some
slight resistance.
Stowage compartment under the armrest X
To open: on vehicles with moveable
armrests, make sure that the armrest is in
the rearmost position.
X Press button : and fold the armrest up.
i Depending on the vehicle's equipment, a
USB connection and

an AUX IN connection
or a Media Interface are installed in the
stowage compartment. A Media Interface
is a universal interface for mobile audio
equipment, e.g. for an iPod ®
or MP3 player
(see the separate COMAND Operating
Instructions). Stowage compartment under the driver's
seat and front-passenger seat G
WARNING
If you exceed the maximum load for the
stowage compartment, the cover may not be
able to restrain the items. Items may be
thrown out of the stowage compartment and
hit vehicle occupants.

There is a risk of injury,
particularly in the event of sudden braking or
a sudden change in direction.
Never exceed the maximum permissible load
for the stowage compartment. Stow and
secure heavy objects in the cargo
compartment.
The maximum permissible load of the
stowage compartment is 2.6 lbs (1.5 kg). X
To open: pull handle : up and fold
cover ; forwards.
Stowage space in the rear Stowage compartment in the rear center
console238
Stowage areas
Stowage and features
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