If the coolant temperature is over 248 ‡
(120 †), do not continue driving. The
engine will otherwise be damaged.
The coolant temperature gauge is in the
instrument cluster on the right-hand side
(Y page 41).
Under normal operating conditions and with
the specified coolant level, the coolant tem-
perature may rise to 248 ‡ (120 †). Tachometer
! Do not drive in the overrevving range, as
this could damage the engine.
The red band in the tachometer indicates the
engine's overrevving range.
The fuel supply is interrupted to protect the
engine when the red band is reached. Outside temperature display
You should pay special attention to road con-
ditions when temperatures are around freez-
ing point.
Bear in mind that the outside temperature
display indicates the temperature measured
and does not record the road temperature.
The outside temperature display is in the mul- tifunction display (Y page 224).
Changes in the outside temperature are dis-
played after a short delay. Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
R Cruise control activated (Y page 180):
The segments light up from the stored
speed to the maximum speed.
R DISTRONIC PLUS activated (Y page 182):
One or two segments in the set speed
range light up.
R DISTRONIC PLUS detects a vehicle in front: The segments between the speed of the
vehicle in front and the stored speed light
up. Operating the on-board computer
Overview 0043
Multifunction display
0044 Switches on the Voice Control System;
see the separate operating instructions
0087 Right control panel
0085 Left control panel
0083 Back button
X To activate the on-board computer: turn
the SmartKey to position 1in the ignition
lock.
You can control the multifunction display and
the settings in the on-board computer using
the buttons on the multifunction steering
wheel. Displays and operation
223On-board computer and displays Z
The assistance graphic displays the status of
and information from the following driving
systems or driving safety systems:
R ATTENTION ASSIST (Y page 209)
R Active Lane Keeping Assist (Y page 217)
R PRE-SAFE ®
Brake (Y page 77)
R Spotlight function of Night View Assist Plus
(Y page 233)
Activating/deactivating PRE-SAFE ®
Brake PRE
‑SAFE ®
Brake is only available in vehicles
with DISTRONIC PLUS.
X Press 0059or0065 on the steering wheel
to select the DriveAssist DriveAssist menu.
X Press the 0063or0064 button to select
PRE-SAFE Brake
PRE-SAFE Brake.
X Press the 0076button.
The current selection is displayed.
X To activate/deactivate: press the0076
button again.
When the PRE-SAFE ®
Brake is deactivated,
the multifunction display in the assistance
graphic shows the 00D4symbol.
For more information on PRE ‑SAFE®
Brake,
see (Y page 77).
Activating/deactivating ATTENTION
ASSIST X
Press 0059or0065 on the steering wheel
to select the DriveAssist DriveAssist menu.
X Press the 0063or0064 button to select
ATTENTION ASSIST
ATTENTION ASSIST.
X Press the 0076button.
The current selection is displayed.
X To activate/deactivate: press the0076
button again.
When ATTENTION ASSIST is deactivated,
the 00D7 symbol appears in the multifunc-
tion display in the assistance graphics dis-
play.
For further information about ATTENTION
ASSIST, see (Y page 209). Activating/deactivating Active Blind
Spot Assist X
Press the 0059or0065 button on the steer-
ing wheel to select the DriveAssist DriveAssistmenu.
X Press the 0063or0064 button to select
Blind Spot Assist
Blind Spot Assist.
X Press the 0076button.
The current selection is displayed.
X To activate/deactivate: press the0076
button again.
For further information about Active Blind
Spot Assist, see (Y page 214).
Activating/deactivating Active Lane
Keeping Assist X
Press the 0059or0065 button on the steer-
ing wheel to select the DriveAssist DriveAssistmenu.
X Press 0063or0064 to select Lane Keep‐
Lane Keep‐
ing Assist
ing Assist.
X Press the 0076button.
The current selection is displayed.
X Press 0076to confirm.
X Press 0064or0063 to set Off
Off,Standard
Standard
or Adaptive
Adaptive.
X Press the 0076button to save the setting.
When Active Lane Keeping Assist is activa- ted, the multifunction display shows the
lane markings as bright lines in the assis-
tance graphic.
For further information about Active Lane
Keeping Assist, see (Y page 217). Maintenance menu
In the
Service
Service menu, you have the following
options: Menus and submenus
231On-board computer and displays Z
R
Calling up display messages
(Y page 239)
R Checking the tire pressure electronically
(Y page 575)
R Calling up the service due date
(Y page 539) Settings menu
Introduction In the
Sett Settmenu, you have the following
options:
R Changing the instrument cluster settings
(Y page 232)
R Changing the light settings (Y page 232)
R Changing the vehicle settings
(Y page 234)
R Changing the convenience settings
(Y page 235)
R Restoring the factory settings
(Y page 236)
Instrument cluster Selecting the unit of measurement for dis-
tance
You can determine whether the multifunction display shows some messages in miles or
kilometers.
X Press the 0059or0065 button on the steer-
ing wheel to select the Sett
Sett 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
Display Unit Speed-/Odometer Display Unit Speed-/Odometer func-
tion.
You will see the selected setting: km kmor
miles
miles.
X Press the 0076button to save the setting.
The selected unit of measurement for dis-
tance applies to: R Digital speedometer in the Trip
Trip menu
R Odometer and the trip odometer
R Trip computer
R Current consumption and the range
R Navigation instructions in the Navi Navimenu
R Cruise control
R DISTRONIC PLUS
R ASSYST PLUS service interval display
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 steer-
ing wheel to select the Sett
Sett 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 Speedome‐
Additional Speedome‐
ter [km/h]
ter [km/h] /AdditionalAdditional Speedometer
Speedometer
[mph]
[mph].
X Press the 0076button to save the setting.
i The speed is highlighted in km/h or in
mph conversely to your speedometer.
Lights Setting the daytime running lamps
i This function is not available in Canada. 232
Menus and submenusOn-board computer and displays
X
Press the 0059or0065 button on the steer-
ing wheel to select the Sett Settmenu.
X Press the 0064or0063 button to select the
Light Light submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Daytime Running Lights
Daytime Running Lights function.
If the Daytime Running Lights
Daytime Running Lights function
has been switched on, the cone of light and
the 0086 symbol in the multifunction dis-
play are shown in orange.
X Press the 0076button to save the setting.
Further information on daytime running
lamps (Y page 122).
Switching the spotlight function on/off
X Press the 0059or0065 button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the 0064or0063 button to select the
Lights
Lights submenu.
X Press 0076to confirm.
X Press the 0064or0063 to select the Spot‐ Spot‐
light
light function.
When the spotlight function is activated,
the assistance graphic shows the pedes-
trian symbol.
X Press the 0076button to save the setting.
Further information on the spotlight function
of Night View Assist Plus (Y page 213).
Setting the brightness of the ambient
lighting
X Press the 0059or0065 button on the steer-
ing wheel to select the Sett Settmenu.
X Press the 0064or0063 button to select the
Light
Light submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Amb. Light +/-
Amb. Light +/- function.
You will see the selected setting.
X Press 0076to confirm. X
Press the 0064or0063 button to adjust the
brightness to a level from Off
OfftoLevel 5
Level 5
(bright).
X Press the 0076or0038 button to save the
setting.
Setting the ambient lighting color X Press the 0059or0065 button on the steer-
ing wheel to select the Sett
Settmenu.
X Press the 0064or0063 button to select the
Light
Light submenu.
X Press 0076to confirm.
X Press the 0064or0063 button to select the
Ambient Light Color
Ambient Light Color function.
X Press 0076to confirm.
X Press the 0064or0063 button to set the
color to SOLAR
SOLAR,SOLAR orange
SOLAR orange orSOLAR
SOLAR
red
red.
X Press the 0076or0038 button to save the
setting.
Activating/deactivating surround light-
ing and exterior lighting delayed switch-
off
X Press the 0059or0065 button on the steer-
ing wheel to select the Sett Settmenu.
X Press the 0064or0063 button to select the
Light
Light submenu.
X Press 0076to confirm.
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 exte-
rior lighting temporarily: X Before leaving the vehicle, turn the Smart-
Key to position 0in the ignition lock.
X Turn the SmartKey to position 2in the igni-
tion lock.
The exterior lighting delayed switch-off is
deactivated. Menus and submenus
233On-board computer and displays Z
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine.
If you have activated the Surround Light‐
Surround Light‐
ing
ing 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 122).
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 trunk lid, the exterior
lighting goes off after 15 second s.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the fol-
lowing light up:
R Parking lamps
R Low-beam headlamps
R Daytime running lamps
R Side marker lamps
R Surround lighting in the exterior mirrors
Activating/deactivating the interior light-
ing 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 steer-
ing wheel to select the Sett Settmenu.
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
LightingDelay
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 steer-
ing wheel to select the Sett Settmenu.
X Press the 0064or0063 button to select the
Vehicle
Vehicle submenu.
X Press 0076to confirm.
X Press 0064or0063 to select the Auto‐
Auto‐
matic Door Lock
matic Door Lock function.
When the Automatic
Automatic Door
DoorLock
Lockfunction
is activated, the left-hand vehicle door is
displayed in orange in the multifunction
display.
X Press the 0076button to save the setting.
If you activate the Automatic Door Lock Automatic Door Lock
function, the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
For further information on the automatic lock- ing feature, see (Y page 89).
Activating/deactivating the acoustic
locking verification signal
If you switch on the Acoustic AcousticLock
Lockfunction,
an acoustic signal sounds when you lock the
vehicle.
X Press the 0059or0065 button on the steer-
ing 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 dis-
play lights up orange.
X Press the 0076button to save the setting. 234
Menus and submenusOn-board computer and displays
displayed in orange in the multifunction
display.
X Press the 0076button to save the setting. 0043
To fold the exterior mirrors in or out
If you have switched the Auto. Mirror
Auto. Mirror
Folding
Folding on and you fold the exterior mirrors
in using button 0043, they will not fold out
automatically (Y page 117).
You can then only fold out the exterior mirrors
using button 0043.
If you have switched the function on and you fold the exterior mirrors in using the button on
the door (Y page 117), 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 steer-
ing 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
or Yes
Yes.
X Press the 0076button to confirm the selec-
tion.
If you have selected Yes
Yes, the multifunction
display shows a confirmation message.
For safety reasons, the Daytime Running Daytime Running
Lights
Lights function in the Light
Lightsubmenu is only
reset if the vehicle is stationary. AMG menu in AMG vehicles
AMG displays 0043
Digital speedometer
0044 Gear indicator
0087 Upshift indicator
0085 Engine oil temperature
0083 Coolant temperature
0084 Transmission fluid temperature
X Press 0059or0065 on the steering wheel
to select the AMG
AMG menu.
Upshift indicator UP
UP0087 indicates that the
engine has reached the overrevving range
when in the manual gearshift program.
Upshift indicator UP
UP 0087 fades out other
messages until you have shifted up.
If the engine oil temperature is below
160 ‡(71 †), oil temperature 0085is shown
in blue. Avoid driving at full engine output
during this time.
If the transmission fluid temperature is
below 122 ‡ (50 †), oil temperature 0084is
shown in blue. Avoid driving at full engine
output during this time.
SETUP 0043
Drive program (C C/SS+SS+/M M)
0044 ESP ®
mode (ON ON/OFFOFF) or SPORT handling
mode (SPORT SPORT)
0087 Suspension tuning (SPORT SPORT/COMFORT COMFORT) 236
Menus and submenusOn-board computer and displays
Safety systems
Display messages
Possible causes/consequences and
0050
0050Solutions 002500E5
Currently Unavail‐ Currently Unavail‐
able See Opera‐ able See Opera‐
tor's Manual tor's Manual ABS (Anti-lock Braking System), ESP
®
(Electronic Stability Pro-
gram), BAS (Brake Assist), PRE ‑SAFE®
, the HOLD function and hill
start assist 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 affec-ted. 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 move-
ments 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. 002500E5
Inoperative See Inoperative See
Operator's Manual Operator's Manual ABS, ESP
®
, BAS, PRE‑SAFE ®
, the HOLD function and hill start
assist are unavailable due to a malfunction.
BAS PLUS and PRE‑ SAFE®
Brake may also have failed.
The 0027 (USA only)/004D (Canada only),00E5,00BBand0025
warning lamps in the instrument cluster also light up.
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. 240
Display messagesOn-board computer and displays
Display messages
Possible causes/consequences and
0050
0050Solutions The steerability and braking characteristics may be severely affec-
ted. 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. 00E5
Currently Unavail‐ Currently Unavail‐
able See Opera‐ able See Opera‐
tor's Manual tor's Manual ESP
®
, BAS, PRE‑SAFE ®
, the HOLD function and hill start assist are
temporarily unavailable.
BAS PLUS and PRE‑ SAFE®
Brake may also have failed.
In addition, the 00E5and00BB warning lamps light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
The self-diagnosis function might 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 suitable distance, making slight steering move-
ments 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
241On-board computer and displays Z