2013 MERCEDES-BENZ B-CLASS SPORTS Owners Manual

X
Press the :or9 button to select the
Speedometer [mph]: function.
You will see the selected setting: On or
Off .
X Press the abutton to save the setting.
i Speed is displayed in mph.
The Speedometer [mph] function allows you
to choose whether the status area in the
multifunction display always shows the speed
in mph instead of the outside temperature.
Selecting the permanent display function
You can determine whether the multifunction
display permanently shows your speed or the
outside temperature.
X Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Instr. Cluster submenu.
X Press ato confirm.
X Press the :or9 button to select the
Permanent Display: function.
You will see the selected setting OutsideTemperature or
Speedometer [km/h] (USA)/Speedometer [mph] (Canada).
X Press the abutton to save the setting.
i The speed is shown in km/h( USA)/mph
(Canada).
Lights Switching the daytime running lamps on/
off
The
Daytime Running Lights: function
can only be set when the engine is switched
off.
X Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Lights submenu.
X Press ato confirm. X
Press the :or9 button to select the
Daytime Running Lights function.
You will see the selected setting: Enabled or
Disabled .
X Press the abutton to save the setting.
Further information on daytime running
lamps (Y page 97).
Switching Adaptive Highbeam Assisto n/
off
X Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Lights submenu.
X Press ato confirm.
X Press the :or9 button to select the
Adaptive Highbeam Assist: function.
You will see the selected setting: Enabled or
Disabled .
X Press the abutton to save the setting.
For further information about Adaptive
Highbeam Assist, see (Y page 100).
Activating/deactivating surround
lighting and exterior lighting delayed
switch-off
If you have activated the Locator Lighting: function and the light switch is set
to Ã, the following function sare activated
when it is dark:
R surround lighting: the exterior lighting
remains lit for 40 seconds after unlocking
with the SmartKey. If you start the engine,
the surround lighting is switched off and
automatic headlamp mode is activated
(Y page 97).
R exterio rlighting delayed switch-off: the
exterior lighting remains lit for
60 seconds aftert he engine is switched off.
If you close all the doors and the tailgate,
the exterior lighting goes off after
15 seconds. 190
Menus and submenusOn-board computer and displays

X
Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Lights submenu.
X Press ato confirm.
X Press the :or9 button to select the
Locator Lighting function.
You will see the selected setting: Enabledor
Disabled .
X Press the abutton to save the setting.
Deactivating delayed switch-off of the
exterior lighting temporarily:
X Before leaving the vehicle, turn the
SmartKey to position 0in the ignition lock.
X Turn the SmartKey to position 2in the
ignition lock.
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the
following light up:
R Parking lamps
R Front fog lamps
R Low-beam headlamps
R Daytime running lamps
R Side marker lamps
R Surround lighting in the exterior mirrors
Activating/deactivating the interior
lighting delayed switch-off
If you activate the Interior Lighting Delay: function, the interior lighting remains
on for 20 seconds after you remove the
SmartKey from the ignition lock.
X Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Lights submenu.
X Press ato confirm. X
Press the :or9 button to select the
Interior Lighting Delay: function.
You will see the selected setting: Enabled or
Disabled .
X Press the abutton to save the setting.
Vehicle Activating/deactivating the automatic
door locking mechanism
X
Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Vehicle submenu.
X Press ato confirm.
X Press the :or9 button to select the
Automatic Door Lock: function.
You will see the selected setting: Enabled or
Disabled .
X Press the abutton to save the setting.
If you select the Automatic Door Lock: function, the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
i
For further information on the automatic
locking feature, see (Y page 74).
Activating/deactivating the acoustic
locking verification signal
If you switch on the Acoustic Lock Feedback: function, an acoustic signal
sounds when you lock the vehicle.
X Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Vehicle submenu.
X Press ato confirm.
X Press the :or9 button to select the
Acoustic Lock Feedback: function.
You will see the selected setting: Enabled or
Disabled .
X Press the abutton to save the setting. Menus and submenus
191On-board computer and displays Z

Activating/deactivating the rada
rsensor
system
X Press the =or; button on the
steering wheel to selec tthe Settings menu.
X Press the :or9 button to select the
Vehicle submenu.
X Press ato confirm.
X Press the 9or: button to select
Radar Sensor (See Oper. Manual): .
You will see the selected setting: Enabledor
Disabled .
X Press the abutton to save the setting.
If the radar sensor system is switched off,
Blind Spot Assist is deactivated
(Y page 173).
Convenience Switching the fold-in mirrors when
locking feature on/off
This function is only available on vehicles with
the memory function (Y
page 93).
X Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Convenience submenu.
X Press ato confirm.
X Press the :or9 button to select the
Fold Mirrors in when Locking: function.
You will see the selected setting:
Enabledor
Disabled .
X Press the abutton to save the setting.
If you switch on the Fold Mirrors in when
Locking: function, the exterior mirrors fold
in when you lock the vehicle. If you unlock the
vehicle and then open the driver's or front-
passenger door, the exterior mirrors fold out
again.
If you have switched the function on and you
fold the exterior mirrors in using the button
on the door (Y page 91), they will not fold out
automatically.T he exterior mirrors can then only be folded out using the button on the
door.
Restoring the factory settings X
Press the =or; button on the
steering wheel to select the Sett. menu.
X Press the :or9 button to select the
Factory Setting submenu.
X Press ato confirm.
The Reset All Settings? message
appears.
X Press the :or9 button to select
No or
Yes .
X Press ato confirm the selection.
If you have selected Yes , the multifunction
display shows a confirmation message.
For safety reasons, the Daytime Running Lights: function in the
Lights submenu is
only reset when the vehicle is stationary. 192
Menus and submenusOn-board computer and displays

Display messages
General notes
Display messages appear in them ultifunction display.
Display messages with graphic displays may be shown in simplified for minthe Operator's
Manual and may differ from the messages shown in the multifunction display.
Please respond in accordance with the display messages and follow the additional notes in
this Operator's Manual.
Certain display messages are accompanied by an audible warning tone or a continuous tone.
When the ignition is switched off, all display messages are deleted, apart from some high-
priority display messages. Once the causes of the high-priority display messages have been
rectified, the corresponding display messages are also deleted.
When you stop and park the vehicle, please observe the notes on the HOLD function
(Y page 160) and parking (Y page 141).Hiding display messages
X Press the aor% button on the steering wheel to hide the display message.
The display message is cleared.
The multifunction display shows high-priority display messages in red. Some high-priority
display messages cannot be hidden.
The multifunction display shows these messages continuously until the causes for the
messages have been remedied. Message memory
The on-board computer saves certain display messages in the message memory.You can
call up the display messages:
X Press the =or; button on the steering wheel to select the Serv. menu.
If there are display messages, the multifunction display shows 2 Messages , for example.
X Press the 9or: button to select the entry, e.g. 2 Messages .
X Press ato confirm.
X Press the 9or: button to scroll through the display messages. Display messages
193On-board computer and displays Z

Safety systems
Display messages Possible causes/consequences and
M Solutions
!÷
Currently
Unavailable See
Operator's Manual ABS (Anti-lock Braking System), ESP
®
(Electronic Stability
Program), BAS (Brake Assist), PRE-SAFE ®
,t he HOLD function and
hill start assist are temporarily unavailable.
COLLISION PREVENTION ASSIST may also have failed.
In addition, the ÷,åand! warning lamps light up in
the instrument cluster.
ATTENTION ASSIST is deactivated.
Possible causes are:
R Self-diagnosis is not yet complete.
R The on-board voltage may be insufficient.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Carefully drive a short distance on a suitable stretch of road,
making slight steering movements at a speed above 12 mph
(20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
X Drive on carefully.
X Visit a qualified specialist workshop. !÷
Inoperative See
Operator's Manual ABS, ESP
®
, BAS, PRE-SAFE ®
, the HOLD function and hill start
assist are unavailable due to a malfunction.
COLLISION PREVENTION ASSIST may also have failed.
In addition, the J,÷,åand! warning lamps light
up in the instrument cluster.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example. 194
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
M Solutions
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP
®
is no toperational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Drive on carefully.
X Visit a qualified specialist workshop immediately. ÷
Currently
Unavailable See
Operator's Manual ESP
®
,B AS, PRE-SAFE ®
, the HOLD functio nand hill start assist are
temporarily unavailable.
COLLISION PREVENTION ASSIST may also have failed.
In addition, the ÷andå warning lamps light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
The self-diagnosis functio nmight not be complete, for example.
G WARNING
The brake system continues to function normally, but without the
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Carefully drive a shor tdistance on a suitable stretch of road,
making slight steering movements at a speed above 12 mph
(20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
X Drive on carefully.
X Visit a qualified specialist workshop. Display messages
195On-board computer and displays Z

Display messages Possible causes/consequences and
M Solutions
÷
Inoperative See
Operator's Manual ESP
®
,B AS, PRE-SAFE ®
, the HOLD functio nand hill start assist are
unavailable due to a malfunction.
COLLISION PREVENTION ASSIST may also have failed.
In addition, the ÷andå warning lamps light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continue sto function normally, but without the
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Drive on carefully.
X Visit a qualified specialist workshop. T!
÷
Inoperative See
Operator's Manual EBD (electronic brake force distribution), ABS, ESP
®
, BAS, PRE-
SAFE ®
, the HOLD function and hill start assist are unavailable due
to a malfunction.
COLLISION PREVENTION ASSIST may also have failed.
In addition, the ÷,åand! warning lamps light up in
the instrument cluster and a warning tone sounds.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The front and rear wheels could therefore
lock if you brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Drive on carefully.
X Visit a qualified specialist workshop immediately. 196
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
M Solutions
!
Please Release
Parking Brake The red
!indicato rlamp flashes and a warning tone sounds.
A condition for automatic release of the electric parking brake is
no tfulfilled ( Ypage 142).
You are driving with the electric parking brake applied.
X Release the electric parking brake manually. The red
!indicator lamp flashes and a warning tone sounds.
You are making an emergency stop using the electric parking
brake (Y page 142). !
Parking Brake See
Operator's Manual The yellow
!warning lamp lights up.
The electric parking brake is malfunctioning.
To apply:
X Switch the ignition off.
X Press the electric parking brake handle for at least te nseconds.
X Shift the transmission to P.
X Consult a qualified specialist workshop. The yellow
!warning lamp and the red !indicator lamp
are lit.
The electric parking brake is malfunctioning.
To release:
X Switch off the ignition and turn it back on.
X Release the electric parking brake manually.
or
X Release the electric parking brake automatically ( Ypage 142).
If the electric parking brake still cannot be released:
X Do not drive on.
X Consult a qualified specialist workshop. Display messages
197On-board computer and displays Z