sensor MERCEDES-BENZ SLC 2018 Owners Manual

Brake fluid
Displa ym essage ............................ 184
Note s. ............................................ 293
Brake forc ed istribution
see EBD (electroni cb rake force
distribution)
Brake lamps
Adaptive ........................................... 60
Displa ym essage ............................ 189
Brakes
ABS .................................................. 57
Adaptive Brake Assist ...................... 59
BAS .................................................. 57
Brake fluid (notes) ......................... 293
Displa ym essage ............................ 179
EBD .................................................. 63
High-performance brake system .... 137
Important safety notes .................. 136
Maintenance .................................. 137
Parking brake ................................ 132
Riding tip s. ..................................... 136
Warning lamp ................................. 204
Breakdow na ssistance
Reflective safety jacke t. ................. 244
Where will If ind...? ........................ 244
see Fla tt ire
see Towing away
Brightness contro l( in strument
cluste rl ig hting) ................................... 32
Bulbs
see Replacing bulbs
C
California
Important notic ef or retail cus-
tomers and lessees .......................... 24
Calling up am alfunction
see Displa ym essages
Car
see Vehicle
Care
Ca rw as h. ....................................... 238
Exhaus tp ip e. ................................. 243
Exterior lights ................................ 242
Matte finish ................................... 240
Note s. ............................................ 238
Paint .............................................. 240 Power washe r. ............................... 239
Rear vie wc amera .......................... 242
Sensors ......................................... 242
Washing by hand ........................... 239
Wheel s. .......................................... 241
Window s. ....................................... 241
Wipe rb lade s. ................................. 241
CD
see also Digital Operator's Man-
ua l. ................................................. 211
CD player (on-board computer) ........ 169
Cente rc on sole
Lower section .................................. 35
Upper section .................................. 34
Central locking
Automati cl oc king (on-board com-
puter) ............................................. 173
Locking/unlocking (SmartKey ). ....... 65
Changin gb ulbs
Sid em arker lamps (rear) ............... 101
Child
Restraint system .............................. 55
Child seat
Forward-facing restraint system ...... 56
On the front-passenger sea t. ........... 55
Rearward-facing restraint system .... 56
Children
Specia ls ea tb el tr etractor ............... 54
Childre nint he vehicle
Important safety notes .................... 53
Cigarette lighter ................................ 223
Cleaning
Mirror turn signa l. .......................... 242
Climate control
Air-conditioning system ................. 104
Automati cc limate control (dual-
zone) .............................................. 106
Controlling automaticall y. .............. 109
Cooling with ai rd ehumidifica tion .. 108
Defrosting the window s. ................ 111
Defrosting the windshield .............. 110
Genera ln otes ................................ 104
Indicato rl am p. ............................... 109
Information abou tu si ng auto-
mati cc limate control ..................... 107
Ma xi mu mc ooling .......................... 111
Note sonu si ng the air-condition-
ing system ..................................... 1056
Index

SSafety
Children in the vehicle ..................... 53
see Occupant safety
Safety system
see Driving safety systems
SD card
Inserting ....................................... .2 17
Inserting/removing ........................ 217
Removing ....................................... 217
SD memory card
see also Digita lO perator's Man-
ua l. ................................................ .2 11
Selecting ........................................ 169
Searc h&S end
see also Digita lO perator's Man-
ua l. ................................................ .2 11
Seat
Correct driver's sea tp osition ........... 84
Seat belts
Adjusting the driver's and front-
passenger sea tb el t. ........................ 42
Correct usag e. ................................. 41
Fastening ......................................... 42
Important safety guideline s. ............ 40
Introduction ..................................... 39
Releasing ......................................... 42
Switching belt adjustment on/off
(on-board computer) ...................... 174
Warning lamp ................................. 203
Warning lamp (function) ................... 42
Seats
Adjusting (electrically) ..................... 86
Adjusting (manually) ........................ 86
Adjusting the 4-wa yl um ba rs up -
por t. ................................................. 87
Adjusting the hea dr estraint ............ 86
Important safety notes .................... 84
Overview .......................................... 84
Sea th eating problem ...................... 87
Storing settings (memory func-
tion) ................................................. 93
Switching AIRSCAR Fo n/of f. ........... 87
Switching sea th eating on/of f. ........ 87
Selecto rl ever
Positions ........................................ 122
Sensors (cleaning instructions) ....... 242 Servic em en u( on -board com-
puter) .................................................. 171
Servic em essage
see ASSYST PLUS
Servic ep roducts
Brake fluid ..................................... 293
Coolant (engine) ............................ 293
Engine oi l. ...................................... 292
Fue l. ............................................... 291
Important safety notes .................. 290
Refrigerant (air-conditioning sys-
tem) ............................................... 294
Washe rf lui d ................................... 294
Setti
n gt he air distribution ............... 110
Setting the airflow ............................ 110
Setting the date/time format
see also Digital Operator's Man-
ua l. ................................................. 211
Setting the language
see also Digital Operator's Man-
ua l. ................................................. 211
Setting the time
see also Digital Operator's Man-
ua l. ................................................. 211
Settings
Factory (on-board computer) ......... 175
On-board compute r. ...................... 172
SETUP (on-board computer,
Mercedes-AMG vehicles) .................. 175
Side impac ta ir bag ............................. 44
Side marker lamp
Changing bulb s( rear) .................... 101
Side marker lamp (display mes-
sage) ................................................... 189
Side windows
Cleaning ......................................... 241
Convenience closing feature ............ 76
Important safety information ........... 74
Opening/closing (all ). ...................... 75
Opening/closing (front) ................... 75
Overview .......................................... 74
Problem (malfunction) ..................... 76
Resetting ......................................... 76
Reversing feature ............................. 74
SIRIU Ss er vices
see also Digital Operator's Man-
ua l. ................................................. 21116
Index

area of an air bag, e.g .tod oor sors ide win-
dows R
no heavy, sharp-edged or fragile object sa re in
th ep ockets of your clothing .S to re such
object sinas uitable place
G WARNING
If you modify th ea ir bag cover or affix objects
suc hass ti ckers to it, th ea ir bag can no longer
function correctly. Ther eisani ncreased risk
of injury.
Never modify an air bag cover or affix objects
to it.
G WARNING
Sensor stoc ontrol th ea ir bags are locate di n
th ed oors. Modification sorw ork no tp er-
formed correctly to th ed oor sord oor panel-
ing ,asw ell as damage dd oors, can lead to the
function of th es ensor sb ein gi mpaired. The air
bags migh tt he refore no tf unction properly
anymore .C onsequently, th ea ir bags cannot
protect vehicle occupant sast he ya re
designed to do. Ther eisani ncreased risk of
injury.
Never modify th ed oor sorp art soft he doors.
Always have work on th ed oor sord oor pan-
elin gc arried out at aq ualified specialist work-
shop.
Fron ta ir bags
! Do no tp lace heav yo bject sont he front-
passenger seat .T his coul dc aus et he system
to identif yt he seat as bein go ccupied. In the
even tofana ccident, th er estraint systems on
th ef ront-pa ssenger side may be triggered
and have to be replaced. Driver's air bag C deploys in fron toft he steer-
ing wheel. Front-passenger fron ta ir bag D
deploys in fron tofa nd abov et he glov eb ox.
When deployed, th ef ront air bags offer addi-
tional head and thorax protection for th eo ccu-
pant sint he driver' sa nd front-passenger seats.
The PASSENGER AI RB AG OF Fi ndicator lamp
inform sy ou about th es ta tus of th ef ront -
passenger fron ta ir bag ( Y
page 39).
The front-passenger fron ta ir bag will only
deplo yi f: R
th es ystem, based on th eO CS weigh ts ensor
readings, detect st ha tt he front-passenger
seat is occupied ( Y
page 45). The
PASSENGER AI RB AG OF Fi ndicator lamp is
no tl it ( Y
page 46) R
th er estraint system control unit predict sa
high acciden ts everity
Knee bags
Driver's knee bag C deploys unde rt he steering
column and front-passenger knee bag D under
th eg lov eb ox .T he driver' sa nd front-passenger
knee bags are triggered together with th ef ront
air bags.
The driver' sa nd front-passenger knee bags
offer additional thigh, knee and lower leg pro-
tection.
Sid ei mpact air bags
G WARNING
Unsuitable seat covers can obstruc torp re-
ven td eploymen toft he air bags integrated
int ot he seats. Consequently, th ea ir bags
canno tp rotect vehicle occupant sast he ya re
designed to do. In addition ,t he operatio no f
th eo ccupant classification system (OCS)44
Occupant safety
Safety

Active Brak eA ssist
Gene ra li nf orm ation
i Observ et he "Importan ts afet yn otes "s ec -
tion ( Y
page 56).
Active Brake Assis tc onsists of ad istanc ew arn -
ing function wit hana utonomous braking func-
tion and Adaptive Brake Assist.
Active Brake Assis tc an help you to minimiz et he
ris kofac ol lision wit ht he vehicl einf ront or
reduce th ee ffects of suc hac ol lision .
If Active Brake Assis td etects that there is ar is k
of collision ,y ou will be warned visually and
acoustically. If you do no tr eac ttot he visual and
audible collision warning ,a utonomous braking
can be initiate dinc riti cal situations. If you apply
th eb rak ey ourself in ac riti cal situation ,A da p-
tive Brake Assis toft he Active Brake Assis ts ys-
te ms upport sy ou.
Import ant safety notesIn particular, th ed etection of obstacles can be
impaire di f:R
there is dir tont he sensor sora nythin ge lse
covering th es ensor sR
there is snow or heav yr ainR
there is interferenc ebyo th er radar source sR
there are stron gr adar reflections, for exam-
ple in parking garages R
an arrow vehicl eist ra veling in front, e.g. a
motorbik eR
av ehicl eist ra veling in fron tonad ifferen tl in eR
you are drivin gan ew vehicl eors ervicing on
th eA ctiv eB ra ke Assis ts ystem has jus tb een
carrie do ut
Observ et he important safet yn otes in th e
"Breaking-in notes" section ( Y
page 115).
Followin gd amag etot he fron te nd of th ev ehicle,
hav et he configuration and operation of th e
radar sensor checke dataq ualified specialis t
workshop .T his also applie stoc ol lision sats low
speeds wher et he re is no visible damag etot he
fron toft he vehicle.
Activating/deactivating
Active Brake Assis tisa utomatically active after
switching on th ei gnition .
You can activat eord eactivat eA ctiv eB ra ke
Assis tu sin gt he on-board computer ( Y
page 171). When deactivated, th ed istanc e
warning function and th ea utonomous braking
function are also deactivated.
If Active Brake Assis tisd eactivated, th e

Important safety notes
G WAR NING
Adaptive Brake Assist canno ta lways clearly
iden tif yo bj ect sa nd co mple xt ra ff ic situa-
tions.
In suc hc ases, Adaptive Brake Assist can:R
interven eu nnecessar ilyR
no ti ntervene
Ther eisar is kofana cc iden t.
Always pay careful attentio ntot he traff ic sit-
uation and be read yt ob rake. Terminate the
interventio ninan on-cri tical driv ing situation.
G WAR NING
Adaptive Brake Assist does no tr eact:R
to peop le or animalsR
to oncomin gv eh icle sR
to crossing traff icR
when cornering
As ar esult, th eA da pt ive Brake Assist may not
interven eina ll critical conditions. Ther eisa
ris kofana cc iden t.
Always pay careful attentio ntot he traff ic sit-
uation and be read yt ob rake.
Always adapt your spee dtos uit th ep re vailin g
road and traff ic conditions.
Due to th en ature of th es ystem, particularly
co mpli cated but non-critical driv ing conditions
may also caus eB ra ke Assist to intervene.
If adaptive Brake Assist is no ta vailab le due to a
malfunctio nint he radar sensor system, the
brak es ystem remains availab le wit hf ull brake
boostin ge ffect and BA S.
Adaptive brak el ights
i Observ et he "Im portan ts afety notes" sec-
tio n( Y
page 56).
If you brak es harply from as pee dofm or et ha n
50 km /h or if braking is assiste dbyB AS or
Brake Assist wit hC ross-Traffic Assist ,t he brake
lamps flas hr apid ly. In th is way, traff ic traveling
behin dy ou is warned in an eve nm or en ot ic eable
manner. If you brak es harply from as pee dofm or et ha n
70 km /h to as ta ndstill, th eh azard warning
lamps are activated automatically. If th eb rakes
are applie da gain ,t he brak el amps light up con-
tinuously. The hazard warning lamps switch off
automatical ly if you travel faster than 10 km/h.
You can also switch off th eh azard warning
lamps usin gt he hazard warning button
( Y
page 97).
ESP ®
(Electronic Stability Program)
General notes
i Observ et he "Importan ts afety notes" sec-
tio n( Y
page 56).
ESP ®
monitors driving stabilit ya nd traction ,i .e .
power transmission between th et ires and the
road surface.
If ESP ®
detect st ha tt he vehicle is deviating from
th ed irection desired by th ed river, on eorm ore
wheel sa re braked to stabiliz et he vehicle .T he
engin eo utput is also modifie dtok ee pt he vehi-
cle on th ed esired course wit hin physical limits.
ESP ®
assists th ed river when pullin ga way on
wet or slippery roads. ESP ®
can also stabilize
th ev ehicle durin gb raking.
ETS (Electronic Traction System)
i Observ et he "Importan ts afety notes" sec-
tio n( Y
page 56).
ET St ra ction control is part of ESP ®
.
ET Sb rakes th ed riv ew heel si nd ivid ually if they
spin .T his enables you to pull away and acceler-
ate on slippery surfaces, for example if th er oad
surface is slippery on on es ide .Ina ddit ion ,m ore
driv et or que is transferred to th ew heel or
wheel sw it ht ra ction.
ET Sr emains active when you deactivate ESP ®
.
Important safety notes
G WARNING
If ESP ®
is malfunctionin gitw ill no tp rovide
any vehicle stabilization .T her eisani ncreased
ris kofs ki ddin gorofana ccident.
Exercise caution when continuing to drive.
Hav eE SP ®
checked at aq ualified specialist
worksho p.60
Driving safety systems
Safety

Locking/unlockin gc entrallyYou can start ,l oc koru nlock th ev ehicle using
KEYLESS-GO .Todot hi s, you onl yn ee dc arry the
SmartKey with you. You can combine th ef unc-
tions of KEYLESS-GO with those of ac onven-
tional SmartKey. Unloc kt he vehicle by using
KEYLESS-GO ,f or instance, and loc kitu sin gt he
7 button on th eS ma rtKey.
The driver' sd oor and th ed oor at whic ht he han-
dle is used, must bot hbec losed. The SmartKey
must be outside th ev ehicle .W hen locking or
unlocking with KEYLESS-GO ,t he distance
between th ek ey and th ec orresponding door
handle must not be greater than 3ft(1m ).
Ac heck whic hp eriodicall ye stablishe sar adio
connectio nb etween th ev ehicle and th eS ma rt-
Key determine sw hether av alid SmartKey is in
th ev ehicle .T his occurs, for example:R
when starting th ee ngineR
while driving R
when th ee xternal door handles are touched
X
To unlock th ev ehicle: touch th ei nner sur-
fac eoft he door handle.X
To lock th ev ehicle: touch sensor surface C
or D .
Mak es ure that you do not touch th ei nner
surface of th ed oor handle.X
Convenience closing feature: touch
recesse ds ensor surface D for an extended
period.
Further informatio nont he convenience clos-
ing feature ( Y
page 76).
Deactivating and activating
If you do not intend to use aS ma rtKey for an
extended perio doft ime, you can deactivate the
KEYLESS-GO function of th ek ey. The SmartKey
will then use ver yl ittle power ,t he reb yc onserv- ing battery power .F or th ep urposes of activa-
tion/deactivation, th ev ehicle must not be
nearby. X
To deactivate: pres st he 7 button on the
SmartKey twic einr apid succession.
The battery check lamp ( Y
page 68 )oft he
SmartKey flashes twic eb riefly and light su p
once, then KEYLESS-GO is deactivated. X
To activate: pres sa ny button on th eS ma rt-
Key.
or X
Inser tt he SmartKey int ot he ignitio nl ock.
KEYLESS-GO and all of its associate df eatures
are available again.
Changing th es ettings of th el ocking
system You can change th es ettings of th el ockin gs ys-
tem .T his mean so nl yt he driver' sd oor ,t he lock-
able stowage compartments in th ev ehicle inte-
rior and th ef uel filler flap are unlocked when the
vehicle is unlocked. This is useful if you fre-
quently travel alone. X
To change th es etting: pres sa nd hold down
the 6 and 7 buttons simultaneously
for about six second su ntil th eb attery indica-
to rl amp ( Y
page 68 )f lashes twice.
If th es ettin goft he lockin gs ystem is changed
within th es ignal range of th ev ehicle ,p ressing
the 7 or 6 button: R
locks or R
unlock st he vehicle
The SmartKey now function sasf ollows:X
To unlock: pres st he 6 button once.X
To unlock centrally: pres st he 6 button
twice. X
To lock centrally: pres st he 7 button.
The KEYLESS-GO function is changed as fol-
lows: X
To unlock th ed ri ver's door: touch th ei nner
surface of th ed oor handle on th ed river's
door. X
To unlock centrally: touch th ei nner surface
of th ed river or front-passenger door handle. X
To lock centrally: touch th eo uter sensor
surface on one of th ed oor handles.66
SmartKey
Opening and closing

Convenience closing with KEYLESS-GO
G WARNING
When usin gt he convenience closin gf eature,
part soft he body coul dbet ra pped in th ec los-
ing area when as ide window is bein gc losed.
Ther eisar is kofi njury.
Observ et he complet ec losin gp rocedure
when th ec onvenience closin gf eature is oper-
ating. Mak es ure that no body part sa re in
close proximity durin gt he closin gp rocedure.
Procee dasf ollows if someon eist ra pped:X
Release th er ecessed sensor surface on the
door handle. X
Immediately pull and hold th ed oor handle
and keep th ed oor handle pulled.
The side windows open.
Wit hK EY LESS-GO you can close all side win-
dows simultaneously. The KEYLESS-GO key
must be outside th ev ehicle .A ll th ed oor sm ust
be closed. X
Touc hr ecessed sensor surface C on the
door handle until th es ide windows are fully
closed.
i Mak es ure you only touch recessed sensor
surface C . X
To interrup tc onvenience closing: release
recessed sensor surface C on th ed oor han-
dle.
Resetting th es id ew indowsIf as ide window can no longer be closed fully,
you must reset it. X
Close all th ed oors. X
Turn th eS ma rtKey to position G or H in the
ignition lock. X
Pull th ec orrespondin gs witch on th ed oor
control panel until th es ide window is com-
pletely closed ( Y
page 75).X
Hol dt he switch for an additional second.
If th es ide window open sa gain slightly:X
Immediately pull th ec orrespondin gs witch on
th ed oor control panel until th es ide window is
completely closed ( Y
page 75).X
Hol dt he switch for an additional second.
If th er espectiv es ide window remains closed
after th eb utto nisr eleased, then it has been
set correctly. If this is no tt he case, repeat the
steps above.
Problem sw ith th es id ew indows
G WARNING
If you close as ide window again immediately after it has been blocke dorr eset ,t he side window
closes wit hi ncreased or maximum force. The reversing feature is then no ta ctive. Part soft he
body coul dbet ra pped in th ec losin ga rea in th ep rocess. This pose sani ncreased ris kofi njury or
eve nf atal injury.
Mak es ure that no part soft he body are in th ec losin ga rea. To stop th ec losin gp rocess, release
th es witch or push th es witch again to reopen th es ide window.76
Sid ew indows
Opening and closing

Exterio rl ighting
General notes For reason sofs afety, Mercedes-Ben zr ecom-
mends that you driv ew ith th el ight ss witched on
even durin gt he daytime. In som ec ountries,
operatio noft he headlamps varies due to legal
requirement sa nd self-impose do bligations.
Settin gt he exterio rl ighting
Settin go ptionsExterior lighting can be set using: R
th el ight switchR
th ec ombinatio ns witch ( Y
page 96)R
th eo n- board compute r( Y
page 172)
Light switch
Operation
G c
Left-han ds ta nding lampsH d
Right-hand standing lampsI `
Parking lamps ,l icens ep lat ea nd
instrumen tc luste rl ightingJW
Automatic headlam pm ode, controlled
by the light sensor
K X
Low-beam/high-bea mh eadlamps

The daytime runnin gl amps improve the visibility
of your vehicle during the day. To do this, the
daytime runnin gl amps function must be
switched on using the on-board computer
( Y
page 172).
If the engine is runnin ga nd you turn the light
switch to ` or X ,t he manual settings
take precedenc eo ver the daytime running
lamps.
Low-beam headlamps
G WARNING
When the light switch is set to X ,t he low-
beam headlamps may not be switched on
automatically if there is fog, snow or other
causes of poor visibility due to the weather
conditions such as spray. There is ar isk of an
accident.
In such situations, turn the light switch to
X .
Even if the light sensor does not detect that it is
dark, the parking lamps and low-beam head-
lamps switch on when the ignition is switched on
and the light switch is set to the X position.
This is ap articularly useful function in the event
of rain and fog. X
To switch on the low-beam headlamps:
turn the SmartKey to position H in the igni-
tion lock or start the engine. X
Turn the light switch to X .
The green X indicator lamp in the instru-
ment cluster lights up.
Rear fog lamp
The rear fog lamp improves visibility of your
vehicle for the traffic behind in the event of thick
fog. Please take not eoft he country-specific
regulations for the use of rear fog lamps. X
To switch on the rear fog lamp: turn the
SmartKey to position H in the ignition lock or
start the engine. X
Turn the light switch to X or X .X
Press the ^ button.
The yellow ^ indicator lamp in the instru-
ment cluster lights up. X
To switch off the rear fog lamp: press the
^ button.
The yellow ^ indicator lamp in the instru-
ment cluster goes out. Parking lamps
! If the battery charge is very low, the parking
lamps or standin gl amps are automatically
switched off to enable the next engine start.
Always park your vehicle safely and in aw ell lit
area, in accordanc ew ith the relevant legal
stipulations. Avoid using the ` parking
lamps over ap eriod of several hours. If pos-
sible, switch on the right-hand d or left-
hand c standin gl amps.X
To switch on: turn the light switch to ` .
The green ` indicator lamp in the instru-
ment cluster lights up.
Standing lamps Switching on the standin gl amps ensures the
corresponding side of the vehicle is illuminated. X
To switch on the standing lamp s: the
SmartKey is not in the ignition lock or it is in
position

vehicle, and consequently switches the head-
lamp sf rom high bea mtol ow beam.
The system automatically adapts the low-beam
headlamp range depending on the distance to
the other vehicle. Once the system no longer
detects any other vehicles, it reactivates the
high-beam headlamps.
The system' so ptical sensor is located behind
the windshiel dn ear the overhea dc ontrol panel.
Important safety notes
G WARNING
Adaptive Highbeam Assist does not recognize
road users: R
who have no lights, e.g. pedestrians R
who have poor lighting, e.g. cyclists R
whos el ighting is blocked ,e .g. by ab arrier
On very rare occasions, Adaptive Highbeam
Assist may fail to recognize other road users
that have lights, or may recognize them too
late. In this, or in similar situations, the auto-
matic high-beam headlamp sw il ln ot be deac-
tivated or wil lbea ctivated regardless. There is
ar isk of an accident.
Always carefully observe the traffic conditions
and switch off the high-beam headlamp si n
good time.
Adaptive Highbeam Assist cannot take into
account road ,w eather or traffic conditions.
Adaptive Highbeam Assist is only an aid .Y ou are
responsible for adjusting the vehicle's lighting
to the prevailing light, visibility and traffic con-
ditions.
In particular, the detection of obstacles can be
restricted if there is: R
poor visibility, e.g. due to fog, heavy rain or
snow R
dirt on the sensors or the sensors are
obscured Switching Adaptive Highbeam Assist
on/off X
To switch on: turn the light switch to X .X
Press the combination switch beyond the
pressure point in the directio nofa rrow C .
The