
The outside temperature display is in the mul-
tifunction display (Y page 242).
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 186):
The segments light up from the stored
speed to the maximum speed.
R Variable SPEEDTRONIC activated
(Y page 189):
The segments light up from the start of the
scale to the selected limit speed.
R DISTRONIC PLUS activated (Y page 191):
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 :
Multifunction display
; Right control panel
= To switch on LINGUATRONIC; see the sep-
arate operating instructions
? Back button
A Left control panel
X To activate the on-board computer: turn
the key 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
241On-board computer and displays Z

X
Press the :or9 button to select the
Amb. light +/-
Amb. light +/- function.
You will see the selected setting.
X Press ato confirm.
X Press the :or9 button to adjust the
brightness to any level from Off
OfftoLevel 5
Level 5
(bright).
X Press the aor% button to save the
setting.
Setting the ambient lighting colour X Press the =or; button on the steer-
ing wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Lights
Lights submenu.
X Press ato confirm.
X Press the :or9 button to select the
Amb. light col.
Amb. light col. function.
X Press ato confirm.
X Press the :or9 button to set the
colour to SOLAR
SOLAR, NEUTRAL
NEUTRAL orPOLAR
POLAR.
X Press the aor% button to save the
setting.
Activating/deactivating the surround
lighting and exterior lighting delayed
switch-off
X Press the =or; button on the steer-
ing wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Light
Light submenu.
X Press ato confirm.
X Press the :or9 button to select the
Surround lighting
Surround lighting function.
If the Surround
Surround lighting
lightingfunction is acti-
vated, the light cone and the area around
the vehicle are displayed in orange in the
multifunction display.
X Press the abutton to save the setting. Deactivating delayed switch-off of the exte-
rior lighting temporarily:
X Before leaving the vehicle, turn the key to
position 0in the ignition lock.
X Turn the key 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 light‐
Surround light‐
ing ing function and the light switch is set to
Ã, the following functions are activated
when it is dark:
R surround lighting: the exterior lighting
remains lit for 40 seconds after unlocking
with the key. If you start the engine, the
surround lighting is switched off and auto-
matic headlamp mode is activated
(Y page 123).
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 boot lid/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 fol-
lowing light up:
R side lamps
R dipped-beam headlamps
R daytime driving lights
R surround lighting in the exterior mirrors
Activating/deactivating the interior light-
ing delayed switch-off
If you activate the Light. delay Switch Light. delay Switch
off
off function, the interior lighting remains on
for 20 seconds after you remove the key from the ignition lock. 254
Menus and submenusOn-board computer and displays

If you have switched on the
Auto. fold in
Auto. fold in
function and you fold the exterior mirrors in
using button :on the door, they will not fold
out automatically (Y page 117).
You can then only fold out the exterior mirrors
using button :.
Resetting to factory settings X
Press the =or; button on the steer-
ing wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Factory setting
Factory setting submenu.
X Press ato confirm.
The Reset all settings?
Reset all settings? message
appears.
X Press the :or9 button to select No
No
or Yes
Yes.
X Press the abutton to confirm the selec-
tion.
If you have selected Yes Yes, the multifunction
display shows a confirmation message.
For safety reasons, not all functions are reset: the Limit
Limit speed
speed(winter
(winter tyres)
tyres)function
in permanent SPEEDTRONIC can only be set
in the Vehicle
Vehicle submenu. If you want to reset
the Day lights
Day lights in theLight
Light submenu, you
must turn the key to position 1in the ignition
lock. AMG menu in AMG vehicles
AMG displays :
Digital speedometer
; Gear indicator
= Upshift indicator
? Engine oil temperature
A Coolant temperature
B Status indicator for ECO start/stop func-
tion (Y page 163)
X Press the =or; button on the steer-
ing wheel to select the AMG
AMGmenu.
Upshift indicator UP
UP= indicates that the
engine has reached the overrevving range
when in the manual drive program. Upshift
indicator UP UP= fades out other messages
until you have shifted up.
If the engine oil temperature is below 80 †,
the oil temperature is shown in blue. Avoid
using the full output of the engine during this time.
SETUP :
Drive program (C C/SS+SS+/M M)
; ESP ®
mode (ON ON/OFFOFF) or SPORT handling
mode (SPORT SPORT)
= Suspension setting ( COMFORT COMFORT/SPORTSPORT/
SPORT+
SPORT+) 258
Menus and submenusOn-board computer and displays

SETUP shows the drive program, the ESP
®
(Electronic Stability Program) mode and the
suspension setting.
X Press the =or; button on the steer-
ing wheel to select the AMG
AMGmenu.
X Press the 9button repeatedly until
SETUP is displayed.
or
X Briefly press the AMG button on the centre
console (Y page 205).
RACETIMER Displaying and starting the RACETIMER
:
Lap
; RACETIMER
The RACETIMER is only intended for use on a closed race circuit. Do not use the function on
public roads.
You can start the RACETIMER when the
engine is running or if the key is in position 2
in the ignition lock.
X Press the =or; button on the steer-
ing wheel to select the AMG
AMG menu.
X Press the 9button repeatedly until the
RACETIMER is shown.
X To start: press the abutton to start the
RACETIMER.
Displaying the intermediate time X
Press the =or; button to select
Interm. Time Interm. Time.
X Press ato confirm.
The intermediate time is displayed for five
seconds.
Starting a new lap :
RACETIMER
; Fastest lap time (best lap)
= Lap
X Press ato confirm New Lap New Lap.
i A maximum of 16 laps may be stored. The
16th lap can only be completed with Fin‐
Fin‐
ish Lap
ish Lap .
Stopping the RACETIMER X
Press the %button on the steering
wheel.
X Confirm Yes
Yeswith a.
The RACETIMER interrupts timing if you stop
the vehicle and turn the key to position 1in
the ignition lock. If you turn the key to position
2 or 3and then press ato confirm Start Start,
timing is continued.
Resetting the current lap
X Stop the RACETIMER.
X Press the =or; button to select
Reset Lap Reset Lap .
X Press ato reset the lap time to "0". Menus and submenus
259On-board computer and displays Z

Display messages
Possible causes/consequences and
M
MSolutions Ð
Power Power
steering
steering mal‐
mal‐
function See Own‐
function See Own‐
er's Manual er's Manual The power steering assistance is faulty.
A warning tone also sounds.
G WARNING
You will need to use more force to steer.
There is a risk of an accident. X Check whether you are able to apply the extra force required.
X If you are able to steer safely: carefully drive on to a qualified
specialist workshop.
X If you are unable to steer safely: do not drive on. Contact the
nearest qualified specialist workshop. Telephone No ser‐ Telephone No ser‐
vice vice Your vehicle is outside the network provider's transmitter/
receiver range.
X Wait until the mobile phone operational readiness symbol
appears in the multifunction display. ¥
Top Top
up
upwasher
washer fluid
fluid The washer fluid level in the washer fluid reservoir has dropped
below the minimum.
X Top up the washer fluid (Y page 332).Key
Display messages
Possible causes/consequences and
M MSolutions Â
Key does not Key does not
belong to vehicle belong to vehicle You have put the wrong key in the ignition lock.
X Use the correct key. Â
Replace key Replace key The key needs to be replaced.
X Visit a qualified specialist workshop. Â
Change key batter‐ Change key batter‐
ies ies The batteries of the KEYLESS-GO key are discharged.
X Replace the batteries (Y page 86). Display
messages
285On-board computer and displays Z

Display messages
Possible causes/consequences and
M
MSolutions Â
Key not detected Key not detected
(red display message) The KEYLESS-GO key is not in the vehicle.
A warning tone also sounds.
If the engine is switched off, you can no longer lock the vehicle
centrally or start the engine.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 180).
X Locate the KEYLESS-GO key. The KEYLESS-GO key is not detected while the engine is running
because there is interference from a strong source of radio waves.
A warning tone also sounds.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 180).
X Operate the vehicle with the key in the ignition lock if necessary. Â
Key not detected Key not detected
(white display mes-
sage) The KEYLESS-GO key cannot be detected at present.
X Change the location of the key with the KEYLESS-GO functions
in the vehicle.
If the KEYLESS-GO key is still not detected:
X Operate the vehicle with the key in the ignition lock if necessary. Â
Key still in vehi‐ Key still in vehi‐
cle cle The KEYLESS-GO key has been detected inside the vehicle during
locking.
X Remove the KEYLESS-GO key from the vehicle.
X Lock the vehicle again. Â
Remove starting Remove starting
button, then button, then
insert key insert key The KEYLESS-GO key is not continually detected.
KEYLESS-GO is temporarily malfunctioning or is defective. A warn-
ing tone also sounds.
X Insert the key into the ignition lock and turn it to the desired
position.
X Visit a qualified specialist workshop. Â
Close doors to Close doors to
lock vehicle lock vehicle At least one door is open. A warning tone also sounds.
X Close all doors and lock the vehicle again. 286
Display
messagesOn-board computer and displays

thrown around and hit vehicle occupants.
There is a risk of injury, particularly in the
event of sudden braking or a sudden change
in direction.
R Always stow objects so that they cannot be
thrown around in such situations.
R Always make sure that objects do not pro-
trude from stowage spaces, luggage nets or
stowage nets.
R Close the lockable stowage spaces while
driving.
R Always stow and secure heavy, hard, poin-
ted, sharp-edged, fragile or bulky objects in
the boot/luggage compartment.
Observe the loading guidelines (Y page 300).
Glove compartment X
To open: pull handle :and open glove
compartment flap ;.
X To close: fold glove compartment flap ;
upwards until it engages.
i The glove compartment can be ventilated
(Y page 155). The glove compartment can only be locked
and unlocked using the emergency key ele-
ment.
X To lock: insert the emergency key element
into the lock and turn it 90° clockwise to
position 2.
X To unlock: insert the emergency key ele-
ment into the lock and turn it 90° anti-
clockwise to position 1.
Spectacles compartment There is a compartment to stow spectacles in
the roof lining on the driver's side.
X To open: pull down spectacles compart-
ment :by the handle. Sto
wage areas
301Stowing and features Z

Vanity mirror in the sun visor
Mirror light
:only functions if the sun visor
is clipped into retainer ;and mirror cover A
has been folded up.
Glare from the side X
Fold down sun visor :.
X Pull sun visor :out of retainer ;.
X Swing sun visor :to the side.
X Slide sun visor :horizontally as required. Rear-window roller sunblind (CLS
Coupé)
Important safety notes G
WARNING
Parts of the body could be trapped in the
sweep of the roller sunblind when the roller
sunblind is extended or retracted. There is a
risk of injury.
When extending or retracting make sure that
no parts of the body are in the sweep of the
roller sunblind. Briefly press the button again if someone becomes trapped. The opening/
closing process is stopped.
! Make sure that the roller sunblind can
move freely. Otherwise, the roller sunblind
or other objects could be damaged. Extending/retracting from the driver's
seat
X
Turn the key to position 1or 2in the ignition
lock (Y page 159).
X To extend or retract: briefly press but-
ton :.
The roller sunblind fully extends or fully
retracts.
X To stop: briefly press button :again.
The roller sunblind stops briefly and
retracts into the out-of-use position. Ashtray
Front ashtray !
The stowage space under the ashtray is
not heat resistant. Before placing lit ciga-
rettes in the ashtray, make sure that the
ashtray is properly engaged. Otherwise, the
stowage space could be damaged. All vehicles (except AMG) Features
315Stowing an d features Z