2017 MERCEDES-BENZ SLC lock

X
Press the Y or e button on the steering
wheel to select the Sett. menu.X
Press the d or c button to select the
Vehicle submenu.X
Press v to confirm.X
Press the d or c button to select the
Automatic Door Lock function.
When the Automatic Door Lock function is
activated, the multifunction display shows the
left-hand vehicle door in orange. X
Press the v button to save the setting.
For further information on the automatic locking
feature, see ( Y
page 69).
Activating/deactivating the acoustic
locking verification signal If you switch on the Acoustic Lock function, an
acoustic signal sounds when you lock the vehi-
cle. X
Press the Y or e button on the steering
wheel to select the Sett. menu.X
Press the d or c button to select the
Vehicle submenu.X
Press v to confirm.X
Press the d or c button to select the
Acoustic Lock function.
If the Acoustic Lock function is activated,
the 7 symbol in the multifunction display
lights up orange. X
Press the v button to save the setting.
Convenience
Activating/deactivating the EASY-
ENTRY/EXI Tf eature
G WARNING
When the EASY-ENTRY/EXIT feature adjusts
the steerin gw heel, you and other vehicle
occupant s–p articularly children –c ould
become trapped. There is ar isk of injury.
While the EASY-ENTRY/EXIT feature is mak-
ing 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 steerin gw heel adjust-
ment in the opposite direction to that in
which the steerin gw heel is moving.
The adjustmen tp rocess is stopped. X
Press the Y or e button on the steering
wheel to select the Sett. menu.X
Press the d or c button to select the
Convenience submenu. X
Press v to confirm. X
Using d or c ,s elect the Easy Entry/
Exit function.
If the Easy Entry/Exit function is activated,
the multifunction display shows the steering
wheel in orange. X
Press the v button to save the setting.
Further information on the EASY-ENTRY/EXIT
feature ( Y
page 87).
Switching the belt adjustment on/off X
Press the Y or e button on the steering
wheel to select the Sett. menu.X
Press the d or c button to select the
Convenience submenu. X
Press v to confirm. X
Press the d or c button to select the
Belt Adjustment function.
When the Belt Adjustment function is acti-
vated, the seat belt is displayed in orange in
the multifunction display. X
Press the v button to save the setting.
For further information on belt adjustment, see
( Y
page 41).
Switching the fold-in mirrors when lock-
ing feature on/off
This function is only availabl ew hen the vehicle is
equipped with the electrical fold-in function.
This function is only availabl einC anada.
When you activat et he Auto. Mirror Folding
function, the exterior mirrors are folded in when
the vehicle is locked.
If you have switched on the Auto. Mirror
Folding function and you fold in the exterior
mirrors using the button on the door
( Y
page 89), they will not fold out automatically.174
Menus and submenus
On-board computer and displays

RACETIMER Displaying and startin gR ACETIMERThe RACETIMER is only intended for us eona
closed race circuit. Do not us et he function on
public roads.
C
LapD
RACETIMER
Yo uc an star tt he RACETIMER when the engine is
running or if the SmartKey is in position 2 in the
ignition lock. X
Press the Y or e button on the steering
wheel to select the AMG menu.X
Press the c button repeatedl yu nti lt he
RACETIMER appears. X
To start: press the v button to star tt he
RACETIMER.
Displaying the intermediate time
X
Press the Y or e button to select
Interm. Time .X
Press v to confirm.
The intermediate time appears for five sec-
onds. Startin gan ew lap
C
RACETIMER D
Fastest la pt ime (best lap)

Display messages
Possible causes/consequences and P Solutions
Y Open/Clos eV ario-
Roo fC ompletel y The roo fisn ot locked.X
Pull ove ra nd stop th ev ehicl es afely as soo nasp ossible, payin g
attention to roa da nd traffic conditions.X
Push or pull and hold th er oo fs witch until th er oo fisf ull yo pen or
closed ( Y
page 76) .
Y Start Engine See
Operator' sM anual The on-boar dv oltag eist oo low.X
Start th ee ng ine.X
Afte ra pproximately te ns econds, repeat th eo pening or closin g
procedure ( Y
page 76).
The roo fh as been opened and closed several times in ar ow .T he roo f
drive has been switched off automatically for safet yr easons.
You can open and close th er oo fa gain after approximately te n
minutes. X
Switc ho ff th ei gnition and tur nitb ac ko n.X
Repeat th eo pening or closin gp rocedure ( Y
page 76).
Close Rea r Sid e Win ‐
dow s You leav et he vehicl ea nd at least on er ear side window is open .X
Clos et he side windows ( Y
page 73).

Safety systems Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
'M
Q ' (USA only) or M (Canada only): the red brake system warning lamp is
lit while the engine is running. Aw arning tone also sounds.
G WARNING
There is not enough brake fluid in the brake fluid reservoir.
The braking effect may be impaired.
There is ar isk 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 ( Y
page 131).X
Do not add brake fluid. Adding more will not correct the malfunction. X
Consult aq ualified specialist workshop.X
Observe the additional display messages in the multifunction display.
'
Q USA only: the red brake system warning lamp is lit while the engine is running.
The multifunction display also shows ad isplay message with the & symbol.
The brake pads/linings have reached their wear limit. X
Visit aq ualified specialist workshop.
%
Q The yellow ABS warning lamp is lit while the engine is running.
ABS (anti-lock braking system) is malfunctioning.
If there is an additional warning tone, the EBD (electronic brake force distribution)
is malfunctioning.
Other driving systems and driving safety systems may also malfunction.
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 exam-
ple.
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
Observe the additional display messages in the multifunction display. X
Drive on carefully. X
Visit aq ualified specialist workshop immediately.
If the ABS control unit is faulty, there is also ap ossibility that other systems, such
as the navigation system or the automatic transmission, will not be available.204
Warning and indicator lamps
On-board computer and displays

Stowage areas
Stowage spaces
Important safety notes
G WARNING
If object sint he passenger compartmen ta re
stowed incorrectly, they can slide or be
thrown around and hit vehicle occupants. In
addition, cupholders, open stowage spaces
and mobile phone brackets cannot always
retain all object st hey contain. There is ar isk
of injury, particularly in the event of sudden
braking or as udden change in direction.R
Always stow object ssot hat they cannot be
thrown around in such situations. R
Always make sure that object sdon ot pro-
trude from stowage spaces, parcel nets or
stowage nets. R
Close the lockable stowage spaces before
startin gaj ourney.R
Always stow and secure heavy, hard, poin-
ted, sharp-edged, fragile or bulky object si n
the trunk.
Glove box
X
To open: pull handle C and open glove box
flap D .X
To close: fold glove box flap D upwards until
it engages.
The glove box flap contains brackets for coins,
pens, and credit and service cards. The glove box can be locked and unlocked using
the mechanical key. X
To lock: insert the mechanical key into the
lock and turn it to position H .X
To unlock: insert the mechanical key into the
lock and turn it to position G .
Stowage compartment/telephone
compartment under the armrest
X
To open: push button C up and raise arm-
rest D .
The stowage compartmen tc an be locked and
unlocked centrally using the SmartKey
( Y
page 63).
i Depending on the vehicle equipment, aU SB
port and aM edia Interface is installed in the
stowage compartment. AM edia Interface is a
universal interface for mobile audio equip-
ment ,e .g. for an iPod ®
or MP3 Playe r.Stowage areas 217
Stowage and features Z

USA only: you can find further information on
the mbrace system under "Owners Online" at
http://www.mbusa.com.
i The system has not been able to initiate an
MB Info call, if: R
the indicator lamp in MB Info call button C
is flashing continuously. R
no voice connection to the Mercedes-Benz
Customer Assistance Center was estab-
lished.
This can occur if the relevant mobile phone
network is not available, for example.
The Call Failed message appears in the
multifunction display. X
To end ac all: press the v button on the
multifunction steering wheel.
or X
Press the corresponding multimedia system
button for ending ap hone call.
Call priority When service calls are active, e.g. Roadside
Assistance or MB Info calls, an emergency call
can still be initiated. In this case, an emergency
call will take priority and override all other active
calls.
The indicator lamp of the respective button
flashes until the call is ended.
An emergency call can only be terminated by the
Mercedes-Benz Customer Assistance Center.
All other calls can be ended by pressing: R
the v button on the multifunction steering
wheel R
the corresponding button on the audi os ys-
tem or on COMAND for ending at elephone
call
i When ac all is initiated, the audi os ystem is
muted. The mobile phone is no longer con-
nected to COMAND. However, if you want to
use your mobile phone, do so only when the
vehicle is stationary and in as afe location.
Vehicle Health Check
With the Vehicle Health Check, the Customer
Assistance Center can provide improved sup-
port for problems with your vehicle. During an
existing call, vehicle data is transferred to the
Customer Assistance Center. The customer ser-
vice representative can use the received data to decide what kind of assistance is required .Y ou
are then, for example, guide dtot he nearest
authorized Mercedes-Benz Center or ar ecovery
vehicle is called.
If vehicle data needs to be transferred during an
MB Info call or aR oadside Assistance call, this is
initiated by the Customer Assistance Center.
You will see the Roadside Assistance Con‐
nected message in the COMAND display. If the
vehicle remote malfunction diagnosis can be
started, the Request for vehicle diagno‐
sis received. Start vehicle diagnosis?
message appears in the display. X
Confirm the message with Yes .X
When the Vehicle Diagnosis Please
start ignition message appears, turn the
SmartKey to position 2 in the ignition lock
( Y
page 115). X
When the Please follow the instruc‐
tions received by phone and move
your vehicle to as afe position mes-
sage appears, follow the customer service
representative's instructions.
The message in the displa yd isappears.
If you select Cancel the remote malfunction
diagnosis is canceled completely.
The vehicle operating state check begins. You
will see the Vehicle diagnosis activated
message.
When the diagnosis is completed, the Trans‐
fer vehicle diagnostics data (Voice
connection may be interrupted during
data transfer) message appears. The vehicle
data can now be sent to the Customer Assis-
tance center. X
Press OK to confirm the message.
The voice connection with the Customer
Assistance Center is terminated.
You will see the Vehicle diagnosis:
Transferring data... message.
The vehicle data is sent to the Customer
Assistance Center.
Depending on what the customer service rep-
resentative agreed with you, the voice connec-
tion is re-established after the transfer is com-
plete. If necessary, you will be contacted at a
later time by another means, e.g. by e-mail or
phone.
Another function of the Vehicle Health Check is
the transfer of service data to the Customer
Assistance Center. If as ervice is overdue, theFeatures 225
Stowage and features Z

Engine compartment
Hood
Important safety notes
G WARNING
If th eh ood is unlatched, it may open up when
th ev ehicle is in motion and bloc ky our view.
Ther eisar isk of an accident.
Never unlatch th eh ood while driving .B efore
ever yt ri p, ensure that th eh ood is locked.
G WARNING
When opening and closin gt he hood ,itm ay
suddenly fall int ot he closed position .T her ei s
ar isk of injury to person sw ithin range of
movemen toft he hood.
Open and close th eh ood only when no on ei s
within its range of movement.
G WARNING
Opening th eh ood when th ee ngine is over-
heated or when there is af ir eint he engine
compartmen tc oul de xpose you to hot gases
or other servic ep roducts. Ther eisar isk of
injury.
Let an overheate de ngine coo ld own before
opening th eh ood .Ift he re is af ir eint he
engine compartment, keep th eh ood closed
and contac tt he fir ed epartment.
G WARNING
The engine compartmen tc ontain sm oving
components. Certain components, suc ha s
th er adiator fan ,m ay continue to run or start
again suddenly when th ei gnition is off .T here
is ar isk of injury.
If you nee dtodoa ny work inside th ee ngine
compartment: R
switch off th ei gnitionR
never reac hi nt ot he area wher et he re is a
risk of danger from moving components,
suc hast he fan rotatio na rea R
remove jewelry and watches R
keep items of clothing and hair, for exam-
ple, away from moving parts
Opening th eh ood
G WARNING
Certain component sint he engine compart-
ment, suc hast he engine ,r adiator and parts
of th ee xhaust system, can become ver yh ot.
Workin gint he engine compartmen tp ose sa
risk of injury.
Wher ep ossible, let th ee ngine coo ld own and
touch only th ec omponent sd escribe dint he
following.
G WARNING
When th eh ood is open and th ew indshield
wiper sa re set in motion ,y ou can be injured by
th ew iper linkage. Ther eisar isk of injury.
Always switch off th ew indshield wiper sa nd
th ei gnition before opening th eh ood.
! Mak es ure that th ew indshield wiper sa re
no tf olded away from th ew indshield. You
coul do th erwise damag et he windshield wip-
ers or th eh ood.
X
Mak es ure that th ew indshield wiper sa re
turned off. X
Pull release lever C on th eh ood.
The hood is released.Engine compartment 231
Maintenance and care Z

G WARNING
If engine oil comes into contact with hot com-
ponents in the engine compartment, it may
ignite. There is ar isk of fire and injury.
Make sure that engine oil is not spilled next to
the filler neck. Let the engine cool dow na nd
thoroughly clea nt he engine oil off the com-
ponents before starting the engine.
H Environmental note
When adding oil ,t ake care not to spil la ny. If
oil enters the soil or waterways, it is harmfu lt o
the environment.
! Only use engine oil sa nd oil filters that have
been approved for vehicles with as ervice sys-
tem. You can obtai nal ist of the engine oils
and oil filters tested and approved in accord-
ance with the Mercedes-Benz Specifications
for Service Products at any Mercedes-Benz
Service center.
Damag etot he engine or exhaust system is
caused by the following: R
using engine oil sa nd oil filters that have not
been specifically approved for the service
system R
replacing engine oil and oil filters after the
interval for replacement specified by the
service system has been exceeded R
using engine oil additives.
! Do not add too much oil .Ift he oil leve li s
above the "max" mark on the dipstick, too
much oil has been added. This can lea dt o
damage to the engine or the catalytic con-
verter. Have excess oil siphoned off.
Example :e ngine oil cap X
Turn cap C counter-clockwise and remove it. X
Add engine oil.
If the oil leve lisatorb elow the MIN mark on
the oil dipstick, add 1.1 US qt (1.0 liter) of
engine oil. X
Replace cap C on the filler neck and turn
clockwise.
Ensure that the cap locks into place securely. X
Check the oil leve la gain with the oil dipstick
( Y
pag e2 32).
Further information on engine oil ( Y
pag e2 86).
Checkin ga nd adding other service
products
Checkin gc oo lan tl evel
G WARNING
Certain components in the engine compart-
ment, such as the engine, radiator and parts
of the exhaust system, can become very hot.
Working in the engine compartment poses a
risk of injury.
Where possible ,l et the engine cool dow na nd
touch only the components described in the
following.
G WARNING
The cooling system is pressurized, particularly
when the motor is warm .Ify ou open the cap,
you coul dbes calded if hot coolant sprays out.
There is ar isk of injury.
Let the engine cool dow nb efore you open the
cap. Wea rg love sa nd eye protection. Slowly
open the cap to relieve pressure.
ExampleEngine compartment 233
Maintenance and care Z