2018 MERCEDES-BENZ SLC ignition

X
Press MB Info call button C .
This initiates ac all to the Mercedes-Benz Cus-
tomer Assistance Center.
The indicator lamp in MB Info call button C
flashes while the connection is being made.
The multifunction display shows the Con‐
necting Call message. The audio system is
muted.
If ac onnection can be made, the Call Con‐
nected message appears in the multifunction
display.
If am obile phone networ ka nd GPS reception
are available, the system transfers data to the
Mercedes-Benz Customer Assistance Center,
for example: R
curren tl ocation of the vehicleR
vehicle identification number
i The display of the multimedia system indi-
cates that ac all is active. During the call, you
can change to the navigation menu by press-
ing the NAVI button on COMAND ,f or exam-
ple.
Voice output is not available.
Av oice connection is established between the
Mercedes-Benz Customer Assistance Center
and the vehicle occupants.
You receive information about operating your
vehicle, about the nearest authorized
Mercedes-Benz Center and about other prod-
ucts and services from Mercedes-Benz.
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
networ kisn ot available, for example.
The Call Failed message appears in the
multifunction display. X
To end ac all: press the v button on the
multifunction steerin gw heel.
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 emergenc yc all
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 emergenc yc all 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 audio sys-
tem or on COMAND for ending at elephone
call
i When ac all is initiated, the audio system is
muted. The mobile phone is no longer con-
nected to COMAND .H owever, 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
existin gc all, vehicle data is transferred to the
Customer Assistance Center. The customer ser-
vice representative can use the received data to
decide what kind of assistanc eisr equired. You
are then ,f or example, guided to the nearest
Mercedes-Benz Servic eC enter 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 remot em alfunction 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 H in the ignition lock
( Y
page 116). X
When the Please follow the instruc‐
tions received by phone and move
your vehicle to as afe position mes-Features 227
Stowage and features Z

Observe the notes in the section on the care and
treatment of matt paintwork ( Y
page 240);
these notes also apply to decorative film.
To clean, use plenty of water and am ild cleaning
agent without additional or abrasive products,
e.g. ac ar shampoo approved by Mercedes-
Benz. X
Remove bird droppings, tree resin or fuel as
soon as possible.
The decorative film may be irreparably dam-
aged. X
Dry vehicles covered with film using as oft,
absorbent cloth after every wash.
Water marks could otherwise form.
Scratches, corrosive deposits, areas affected by
corrosion and damage caused by inadequate
care cannot always be completely repaired. In
such cases, visit aq ualified specialist workshop.
The cleaning product Paint Cleaner, which has
been approved and recommended by
Mercedes-Benz ,s hould be used when dirt has
penetrated the decorative film surface or the
decorative film has become dull.
The manufacturer can provide you with infor-
mation on special care and cleaning products.
Surfaces covered with film may appea rs hinier
after the decorative film has been removed.
i Have work or repairs on decorative film car-
ried out at aq ualified specialist workshop.
Mercedes-Benz recommends that you use an
authorized Mercedes-Benz Center for this
purpose.
Cleaning the vehicl ep arts
Cleaning the wheels
G WARNING
The water jet from ac ircular jet nozzle (dirt
blasters) can cause invisible exterior damage
to the tires or chassis components. Compo-
nent sd amaged in this way may fail unexpect-
edly .T here is ar isk of an accident.
Do not use power washers with circular jet
nozzles to clean the vehicle. Have damaged
tires or chassis component sr eplaced imme-
diately. ! Do not use acidic wheel cleaning products
to remove brake dust. This could damage
wheel bolts and brake components.
! Do not park your vehicle for al ong period of
time directly after cleaning, particularl ya fter
cleaning the wheel rim with wheel cleaner.
Wheel cleaner can lead to the increased cor-
rosion of the brake discs and pads. Therefore,
drive for af ew minutes after cleaning. By
heating up the brakes, the brake discs and
pads dry. The vehicle can then be parked for a
long period of time.
Cleaning the windows
G WARNING
You could become trapped by the windshield
wipers if they start moving while cleaning the
windshiel dorw iper blades. There is ar isk of
injury.
Alway ss witch off the windshiel dw ipers and
the ignition before cleaning the windshiel do r
wiper blades.
! Do not use dry cloths, abrasive products,
solvents or cleaning agents containing sol-
vents to clean the inside of the windows. Do
not touch the insides of the windows with
hard objects, e.g. an ice scraper or ring. There
is otherwise ar isk of damaging the windows.
! Clea nt he water drainage channels of the
windshiel da nd the rear window at regular
intervals. Deposits such as leaves, petals and
pollen may under certain circumstances pre-
vent water from draining away. This can lead
to corrosion damage and damage to elec-
tronic components. X
Clea nt he inside and outside of the windows
with ad amp cloth and ac leaning product that
is recommended and approved by Mercedes-
Benz.
Cleaning wiper blades
G WARNING
If the windshiel dw ipers are set in motion
while you are cleaning the windshield, you can
be trapped by the wiper arm. There is ar isk of
injury. Care 241
Maintenance and care Z

Alway ss wi tch off the windshield wipers and
the ignition before cleaning the windshield.
! Do not pull the wipe rb lade .O therwise, the
wipe rb lade could be damaged.
! Do not clean wipe rb lade st oo ofte na nd do
not ru bt hem too hard. Otherwise, the graph-
ite coating could be damaged .T hi sc ould
cause wipe rn oise.
! Hol dt he wipe ra rm securel yw he nf olding
back. The windshield could be damaged if the
wipe ra rm smacks against it suddenly.X
Fol dt he windshield wipe ra rm sa wa yf rom the
windshield. X
Carefully clean the wipe rb lade sw it had am p
cloth. X
Fol dt he windshield wipe ra rm sb ac ka gain
before switching on the ignition.
Cleanin gt he exterior lighting
! Onl yu se cleaning agents or cleaning cloths
which ar es ui tabl ef or plastic light lenses.
Unsuitabl ec leaning agents or cleaning cloths
could scratch or damage the plastic light len-
ses. X
Clea nt he plastic lenses of the exterio rl ig hts
with aw et sponge and am il dc leaning agent,
e.g .M ercedes-Benz car shampo oorc leaning
cloths.
Cleanin gt he mirro rt urn signals
! Onl yu se cleaning agents or cleaning cloths
tha ta re suitabl ef or plastic lenses .U nsuitable
cleaning agents or cleaning cloths could
scratch or damage the plastic lenses of the
mirror turn signals. X
Clea nt he plastic lenses of the mirror turn sig-
nal sint he exterio rm irror housing using aw et
sponge and mil dc leaning agent, e.g.
Mercedes-Benz car shampo oorw it hc leaning
cloths.
Cleanin gt he sensors
! If yo uc lean the sensors with ap ower
washer, make sure tha ty ou kee pad is tance
of at leas t1 1.8 in (30 cm )b et ween the vehicle
and the powe rw as he rn ozzle. Information abou tt he correct distance is availabl ef rom
the equipment manufacturer.
X
Clea ns ensors C of the driving system sw it h
water, car shampo oa nd as of tc loth.
Cleanin gt he rear view camera
! Do not clean the camera lens and the area
around the rea rv ie wc amera with ap ower
washer.
X
Ope nt he camera fla p( Y
page 155).X
Use clean water and as of tc loth to clean
camera lens C .
The camera fla pc loses: R
if the ignition is switched off R
if the camera system is deactivated R
starting at vehicl es peed sa bo ve 6.2 mph
(10 km/h)242
Care
Maintenance and care

rubbish. They must be col-
lected separately and dis-
posed of in an environmen-
tall yr esponsible recycling
system.
Dispose of batterie sina n
environmentally responsi-
ble manner. Take dis-
charge db atterie stoaq uali-
fied specialist workshop or
to ac ollection point for
used batteries.
! Have the battery checked regularl yata
qualified specialist workshop.
Observe the service interval sint he Mainte-
nance Booklet or contact aq ualified specialist
workshop for more information.
! Always have work on batterie sc arrie do ut at
aq ualified specialist workshop.
Shoul di t, in exceptiona lc ircumstances, be
absolutel yn ecessary to disconnect the 12-
volt battery yourself, please observe the fol-
lowing: R
Secure the vehicl etop revent it from rolling
away. R
Switch off the ignition. R
Disconnect the negative terminal first and
then the positive terminal.
The transmission is locked in position ]
after disconnecting the battery.
After the work has been done, install the bat-
tery and replace the cover of the positive ter-
minal clamp firmly.
Comply with safety precautions and take pro-
tective measures when handling batteries.
Ris kofe xplosion.
Fire, open flame sa nd smoking are
prohibited when handling the bat-
tery. Avoid creating sparks.
Battery acid is caustic. Avoid contact
with skin, eye sorc lothing.
Wea rs uitable protective clothing,
especially gloves, apro na nd face-
guard. Rinse any acid spills immediately
with clea rw ater. Contact ap hysician
if necessary.
Wea re ye protection.
Keep children away.
Observe this Operator's Manual.
For safety reasons, Mercedes-Benz recom-
mends that you only use batterie sw hich have
been tested and approved for you rv ehicl eb y
Mercedes-Benz. These batterie sp rovide
increase di mpact protection to prevent vehicle
occupants from suffering acid burns should the
battery be damaged in the event of an accident.
In order for the battery to achieve the maximum
possible service life ,itm ust alway sbes uffi-
ciently charged.
Like other batteries, the vehicl eb attery may
discharge over time if you do not use the vehicle.
In this case, have the battery disconnected at a
qualified specialist workshop .Y ou can also
charge the battery with ac harge rr ecommended
by Mercedes-Benz. Contact aq ualified special-
ist workshop for further information.
Have the battery condition of charge checked
more frequently if you use the vehicl em ainl yf or
short trips or if you leave it standing idl ef or a
lengthy period. Consult aq ualified specialist
workshop if you wis htol eave you rv ehicle
parked for al ong perio doft ime.
Remove the SmartKey if you park the vehicle
and do not require any electrica lc onsumers.
The vehicl ew il lt hen use very little energy ,t hus
conserving battery power.
If the powe rs upply has been interrupted ,e .g. if
you reconnect the battery ,y ou wil lh ave to:R
reset the function for automatically folding
the exterior mirrors in/out by folding the mir-
rors out once ( Y
pag e9 1)R
set the clock
On vehicles with am ultimedia system, the
time is set automatically.252
Battery (vehicle)
Breakdown assistance

X
Make sure that the ignition is switched off. All indicator lamps in the instrumen tc luster must be
off. When using the SmartKey, turn the SmartKey to position

Towin ga nd tow-starting
Important safety notes
G WARNING
When towing or tow-startin ga nothe rv ehicle
and its weight is greate rt ha nt he permissible
gross weight of your vehicle, the: R
the towing ey ec ould detach itselfR
the vehicle/trailer combinatio nc ould roll-
over.
There is ar is kofana ccident.
When towing or tow-startin ga nothe rv ehicle,
its weight shoul dn ot be greate rt ha nt he per-
missibl eg ross weight of your vehicle.
Detail sont he permissibl eg ross vehicl ew eigh t
of your vehicl ec an be found on the vehicl ei de n-
tification plate ( Y
page 289).
! When Activ eB rake Assist, Distance Pilot
DISTRONI Cort he HOLD functio ni sa ctivated,
the vehicl eb rakes automaticall yinc ertain
situations.
To avoi dd amag etot he vehicle, deactivate
these system sint he following or similar sit-
uations: R
when towing the vehicle R
in the car wash
! Onl ys ecur et he tow rop eort ow ba ratt he
towing eyes. Otherwise, the vehicl ec ould be
damaged.
! Do not us et he towing ey ef or recovery, this
could damage the vehicle. If in doubt, recover
the vehicl ew it hac rane.
! When towing ,p ul la wa ys lowly and
smoothly. If the tractiv ep ower is too high, the
vehicles could be damaged.
! Do not tow with sling-typ ee quipment .T h is
could damage the vehicle.
! When towing away vehicles with KEYLESS-
GO ,u se the key instea doft he Start/Stop
button. The automatic transmission ma yo th-
erwis es hift to position ] when yo uo pe nt he
driver's or front-passenge rd oo r, which could
damage the transmission. ! Make sure tha tt he electri cp ar kin gb rake is
released .Ift he electri cp ar kin gb rake is faulty,
visit aq uali fied specialis tw or kshop.
! The vehicl ec an be towed am ax imum of
30 miles (50km). The towing spee dof30m ph
(50 km/h )m us tn ot be exceeded.
If the vehicl eh as to be towed mor et han
30 miles (50km), the entire vehicl em us tb e
raised and transported.
! If yo ut ow or tow-start anothe rv ehicle, its
weight must not exceed the maximum per-
missibl eg ross vehicl ew eigh tofy ou rv ehicle.
It is better to have the vehicl et ransporte dt han
to have it towed away.
The automatic transmission must be in position
\\ when the vehicl eisb ei ng towed away.
The battery must be connected and charged.
Otherwise, you: R
canno tt ur nt he SmartKe ytop osit ion H in
the ignition lock. R
canno ts hift the automatic transmission to
position \\ .
Deactivate the automatic locking featur eb ef o re
th
e vehicl eist owed ( Y
page 173) .Y ou could
otherwis ebel oc ked ou tw he np us hing or towing
the vehicle.
Installing/removin gt he towin ge ye
Installing the towin ge ye
G WARNING
The exhaust tai lp ip em ay be ver yh ot. There is
ar is kofb ur ns when removing the rea rc over.
Do not touch the exhaust pipe .T ak ep ar ticular
car ew he nr emoving the rea rc over.256
Towin ga nd tow-starting
Breakdow na ssistance

The bracket sf or the screw-in towing eye are
located in the bumpers. They are at the front and
at the rear, behind the covers. X
Remove the towing eye from the vehicle tool
kit ( Y
page 245).X
Press the mark on cover C inwards in the
direction of the arrow. X
Take cover C off the opening.X
Screw in the towing eye clockwise as far as it
will go and tighten it.
Removing the towing eye X
Unscrew and remove the towing eye. X
Attach cover C to the bumper and press until
it engages. X
Place the towing eye in the vehicle tool kit.
Towing av ehicle with both axles on
the ground
G WARNING
You can no longer steer the vehicle if the
steerin gw heel lock has been engaged. There
is ar isk of an accident.
Always switch off the ignition when towing the
vehicle with at ow cable or at ow bar.
The automatic transmission shifts to position
] automatically when you open the driver's or
front-passenger door or when you remove the
SmartKey from the ignition lock. In order to ensure that the automatic transmis-
sion stays in position \\ when towing away the
vehicle, you must observe the following points: X
Switch on the hazard warning lamps
( Y
page 97). X
Turn the SmartKey to position H in the igni-
tion lock.
On vehicles with KEYLESS-GO, use the Smart-
Key instead of the Start/Stop button
( Y
page 116). X
Depress and hold the brake pedal. X
Shift the transmission to position \\ .X
Release the brake pedal. X
Release the electric parking brake. X
Leave the SmartKey in position H in the igni-
tion lock.
In order to signal ac hange of direction when
towing the vehicle with the hazard warning
lamps switched on, use the combination switch
as usual. In this case, only the indicator lamps
for the direction of travel flash. When you reset
the combination switch, the hazard warning
flashers start flashing again.
It is important that you observe the safety
instructions when towing away your vehicle
( Y
page 256).
Towing the vehicle with the rear axle
raised
! The ignition must be switched off if you are
towing the vehicle with the rear axle raised.
Intervention by ESP ®
could otherwise dam-
age the brake system.
! Vehicles with automatic transmission must
not be towed with the rear axle raised. The
vehicle/trailer combination may otherwise
swerve or even roll over.Towing and tow-starting 257
Breakdown assistance Z

X
Make sure that the ignition is switched off
( Y
page 116).
or X
When using the SmartKey, turn the SmartKey
to position