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Selecting the permanent display function
You can determine whether the multifunction
display permanently shows your speed or the
outside temperature.
X Press the 0059or0065 button on the
steering wheel to select the Settings
Settings
menu.
X Press the 0064or0063 button to select the
Instrument Cluster
Instrument Cluster submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Permanent Display:
Permanent Display: function.
You will see the selected setting Outside Outside
Temperature
Temperature orAdditional
Additional
Speedometer [km/h]
Speedometer [km/h]/Additional Additional
Speedometer [mph]
Speedometer [mph].
X Press the 0076button to save the setting.
Lights Switching the daytime running lamps on/
off
Daytime running lamps are required by law
(Canada only). You cannot set the "daytime
running lamps" function via the on-board
computer.
X Press the 0059or0065 button on the
steering wheel to select the Sett.
Sett. menu.
X Press the 0064or0063 button to select the
Lights
Lights submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Day Lights
Day Lights function.
If the Day Lights Day Lights function has been
switched on, the cone of light and the
0086 symbol in the multifunction display
are shown in orange.
X Press the 0076button to save the setting.
Further information on daytime running
lamps (Y page 113). Setting the brightness of the display/
switch
X
Press the 0059or0065 button on the
steering wheel to select the Sett.
Sett. menu.
X Press the 0064or0063 button to select the
Lights Lights submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Brightness Display/Switches:
Brightness Display/Switches:
function.
You will see the selected setting.
X Press 0076to confirm.
X Press the 0064or0063 button to adjust the
brightness to any level from Level 1
Level 1 to
Level 5
Level 5 (bright).
X Press the 0076or0038 button to save the
setting.
Switching Adaptive Highbeam Assist on/
off
X Press the 0059or0065 button on the
steering wheel to select the Sett.
Sett. menu.
X Press the 0064or0063 button to select the
Lights Lights submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Adapt. Highbeam
Adapt. Highbeam function.
If the Adapt.
Adapt. Highbeam
Highbeam function has been
switched on, the cone of light and the
00CE symbol in the multifunction display
are shown in orange.
X Press the 0076button to save the setting.
For further information about Adaptive
Highbeam Assist, see (Y page 116).
Activating/deactivating surround
lighting and exterior lighting delayed
switch-off
X Press the 0059or0065 button on the
steering wheel to select the Settings
Settings
menu.
X Press the 0064or0063 button to select the
Lights Lights submenu.
X Press 0076to confirm. Menus and submenus
231On-board computer and displays Z
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X
Press the 0064or0063 button to select the
Surround Lighting
Surround Lighting function.
When the Surround Lighting
Surround Lighting function is
activated, the light cone and the area
around the vehicle are displayed in orange
in the multifunction display.
X Press the 0076button 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.
If you have activated the Surround
Surround
Lighting Lighting function and the light switch is set
to 0058, the following functions are 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 113).
R exterior lighting delayed switch-off: the
exterior lighting remains lit for
60 seconds after the engine is switched off.
If you close all the doors and the tailgate,
the exterior lighting goes off after
5 seconds.
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
Interior Lighting
Delay Delay function, the interior lighting remains
on for 20 seconds after you remove the
SmartKey from the ignition lock.
X Press the 0059or0065 button on the
steering wheel to select the Sett
Sett menu.
X Press the 0064or0063 button to select the
Lights Lights submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Interior Lighting Delay
Interior Lighting Delay function.
If the Interior
Interior Lighting
Lighting Delay
Delayfunction
has been switched on, the vehicle interior
is displayed in orange in the multifunction
display.
X Press the 0076button to save the setting.
Vehicle Activating/deactivating the automatic
door locking mechanism
X
Press the 0059or0065 button on the
steering wheel to select the Sett. Sett.menu.
X Press the 0064or0063 button to select the
Vehicle
Vehicle submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Auto. Door Locks
Auto. Door Locks function.
When the Auto. Door Locks
Auto. Door Locks function is
activated, the vehicle doors are displayed
in orange in the multifunction display.
X Press the 0076button to save the setting.
If you activate the Auto. Door Locks Auto. Door Locks
function, the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
For further information on the automatic
locking feature, see (Y page 82).232
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Activating/deactivating the acoustic
locking verification signal
If you switch on the Acoustic
Acoustic Lock Lockfunction,
an acoustic signal sounds when you lock the
vehicle.
X Press the 0059or0065 button on the
steering wheel to select the Sett. Sett.menu.
X Press the 0064or0063 button to select the
Vehicle
Vehicle submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Acoustic Lock
Acoustic Lock function.
If the Acoustic
Acoustic Lock
Lockfunction is activated,
the 0037 symbol in the multifunction
display lights up orange.
X Press the 0076button to save the setting.
Activating/deactivating the radar sensor
system
X Press the 0059or0065 button on the
steering wheel to select the Sett.
Sett. menu.
X Press the 0064or0063 button to select the
Vehicle Vehicle submenu.
X Press 0076to confirm.
X Press the 0063or0064 button to select
Radar Sensor (See Oper. Manual):
Radar Sensor (See Oper. Manual): .
You will see the selected setting: Enabled
Enabled
or Disabled
Disabled .
X Press the 0076button to save the setting.
The following systems are switched off when
the radar sensor system is deactivated:
R DISTRONIC PLUS (Y page 175)
R BAS PLUS (Y page 68)
R PRE-SAFE ®
Brake (Y page 72)
R Blind Spot Assist (Y page 202)
R Active Blind Spot Assist (Y page 206)Convenience Activating/deactivating the EASY-
ENTRY/EXIT feature
G
WARNING
When the EASY-ENTRY/EXIT feature adjusts
the steering wheel, you and other vehicle
occupants – particularly children – could
become trapped. There is a risk of injury.
While the EASY-ENTRY/EXIT feature is
making adjustments, make sure that no one
has any body parts in the sweep of the
steering wheel.
If somebody becomes trapped:
R press one of the memory function position
buttons, or
R move the switch for steering wheel
adjustment in the opposite direction to that
in which the steering wheel is moving.
The adjustment process is stopped.
X Press the 0059or0065 button on the
steering wheel to select the Sett.
Sett. menu.
X Press the 0064or0063 button to select the
Convenience Convenience submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Easy Entry/Exit
Easy Entry/Exit function.
If the Easy Entry/Exit
Easy Entry/Exit function is
activated, the vehicle steering wheel is
displayed in orange in the multifunction
display.
X Press the 0076button to save the setting.
Further information on the EASY-ENTRY/EXIT
feature (Y page 105).
Switching the belt adjustment on/off
X Press the 0059or0065 button on the
steering wheel to select the Sett. Sett.menu.
X Press the 0064or0063 button to select the
Convenience
Convenience submenu.
X Press 0076to confirm. Menus and submenus
233On-board computer and displays Z
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X
Press the 0064or0063 button to select the
Belt Adjustment
Belt Adjustment function.
When the Belt Adjustment
Belt Adjustment function is
activated, the vehicle seat belt is displayed
in orange in the multifunction display.
X Press the 0076button to save the setting.
For further information on belt adjustment,
see (Y page 58).
Switching the fold-in mirrors with the
locking feature on/off
This function is only available on vehicles with
the memory function (Y page 109).
This function is only available in Canada.
When you activate the Auto. Mirror Auto. Mirror
Folding
Folding function, the exterior mirrors are
folded in when the vehicle is locked. If you
unlock the vehicle and then open a door, the
exterior mirrors fold out again.
X Press the 0059or0065 button on the
steering wheel to select the Sett
Sett menu.
X Press the 0064or0063 button to select the
Convenience
Convenience submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Auto. Mirror Folding
Auto. Mirror Folding function.
If the Auto. Mirror Folding Auto. Mirror Folding function is
activated, the vehicle's exterior mirror is
displayed in orange in the multifunction
display.
X Press the 0076button to save the setting.
If you have switched the Auto. Mirror
Auto. Mirror
Folding
Folding function on and you fold the exterior
mirrors in using the button on the door
(Y page 107), they will not fold out
automatically. The exterior mirrors can then
only be folded out using the button on the
door.
Restoring the factory settings X
Press the 0059or0065 button on the
steering wheel to select the Sett.
Sett. menu.
X Press the 0064or0063 button to select the
Factory Setting
Factory Setting submenu. X
Press 0076to confirm.
The Reset All Settings? Reset All Settings? message
appears.
X Press the 0064or0063 button to select
No
No orYes
Yes.
X Press the 0076button to confirm the
selection.
If you have selected Yes Yes, the multifunction
display shows a confirmation message.
For safety reasons, the Day Lights
Day Lightsfunction
in the Lights
Lights submenu is only reset if the
vehicle is stationary. 234
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Display messages
General notes
Display messages appear in the multifunction display.
Display messages with graphic displays may be shown in simplified form in the Operator's
Manual and may therefore differ from 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 183) and parking ( Ypage 164). Hiding display messages
X Press the 0076or0038 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 message memory allows you to call up previous display messages.
X Press the 0059or0065 button on the steering wheel to select the Serv.
Serv. menu.
If there are display messages, the multifunction display shows 2 messages
2 messages , for example.
X Press the 0063or0064 button to select the entry, e.g. 2 messages 2 messages.
X Press 0076to confirm.
X Press the 0063or0064 button to scroll through the display messages. Display
messages
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Safety systems
Display messages Possible causes/consequences and
0050
0050Solutions 002500E5
Currently Currently
Unavailable See Unavailable See
Operator's Manual Operator's Manual ABS (Anti-lock Braking System), ESP
®
(Electronic Stability
Program), BAS (Brake Assist), PRE-SAFE ®
, the HOLD function, hill
start assist and ESP ®
trailer stabilization are temporarily
unavailable.
BAS PLUS and PRE-SAFE ®
Brake may also have failed.
In addition, the 00E5,00BBand0025 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 suitable distance, 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. 00E5
Inoperative See Inoperative See
Operator's Manual Operator's Manual ESP
®
, BAS, PRE-SAFE ®
, the HOLD function, hill start assist and
ESP ®
trailer stabilization are unavailable due to a malfunction.
BAS PLUS and PRE-SAFE ®
Brake may also have failed.
In addition, the 00E5and00BB warning lamps light up in the
instrument cluster.
The self-diagnosis function might not be complete, for example.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the
functions listed above. 236
Display messagesOn-board computer and displays
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Display messages Possible causes/consequences and
0050
0050Solutions 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 suitable distance, 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. 007A0025
00E5
Inoperative See Inoperative See
Operator's Manual Operator's Manual EBD (electronic brake force distribution), ABS, ESP
®
, BAS, PRE-
SAFE ®
, the HOLD function, hill start assist and ESP ®
trailer
stabilization are unavailable due to a malfunction.
BAS PLUS and PRE-SAFE ®
Brake may also have failed.
In addition, the 00E5,00BBand0025 warning lamps light up in
the instrument cluster and a warning tone sounds.
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. 0049(USA
only)
004D(Canada
only)
Please Release Please Release
Parking Brake Parking Brake You are driving with the parking brake applied. A warning tone also
sounds.
X
Release the parking brake. Display
messages
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Display messages Possible causes/consequences and
0050
0050Solutions 0027(USA
only)
004D(Canada
only)
Check Brake Fluid Check Brake Fluid
Level Level There is not enough brake fluid in the brake fluid reservoir.
In addition, the
0027(USA only)/ 004D(Canada only) warning
lamp lights up in the instrument cluster and a warning tone
sounds.
G WARNING
The braking effect may be impaired.
There is a risk of an accident.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.
X Secure the vehicle against rolling away ( Ypage 164).
X Consult a qualified specialist workshop.
X Do not add brake fluid. This does not correct the malfunction. 0026
Check Brake Pad Check Brake Pad
Wear Wear The brake pads/linings have reached their wear limit.
X
Visit a qualified specialist workshop. 0053
Inoperative Inoperative One or more main features of the mbrace system are
malfunctioning.
X
Have the mbrace system checked immediately at a qualified
specialist workshop. PRE-SAFE PRE-SAFE
Inoperative See Inoperative See
Operator's Manual Operator's Manual
Important functions of PRE-SAFE
®
have failed. All other occupant
safety systems, e.g. air bags, remain available.
X Visit a qualified specialist workshop immediately. 238
Display
messagesOn-board computer and displays