2017 MERCEDES-BENZ SLC-Class windshield wipers

Index....................................................... 3
Digital Operator's Manual..................21
Introduction ......................................... 22
Atag lance ........................................... 30
Safety................................................... 37
Opening and closing...........................63
Seats,steering wheel and mirrors ....82
Lights and windshield wipers ............93
Climatecontrol ................................. 102
Driving and parking..........................114
On-boardcomputer and displays ....163
Multimedia system ...........................211
Stowage and features ......................217
Maintenance and care ......................231
Breakdown assistance .....................241
Wheels and tires ............................... 255
Technicaldata................................... 282
2Contents

Important safety notes .................. 288
Windshield wipers
Displaym essage............................ 201
Problem (malfunction) ................... 101
Replacing the wipe rblade s.............. 99
Switching on/of f.............................. 99
Winter driving
Important safety notes .................. 257
Slippery roa dsurfaces ................... 138
Snow chains .................................. 257
Winter operation
Overview ........................................ 257
Winter tires
M+S tire s....................................... 257
Wipe rblades
Cleaning ......................................... 239
Important safety notes .................... 99
Replacing ......................................... 99
Workshop
see Qualifie dspecialist workshop
Z
ZONE function
Switching on/of f........................... 109
20Index

Exteriorlighting
General notes
For reasonsofs afety, Mercedes-Ben zrecom-
mends that you driv ewith th elightss witched on
even durin gthe daytime. In somec ountries,
operatio noftheheadlamps varies due to legal
requirement sand self-imposedo bligations.
Settingthe exterio rlighting
Settin goptions
Exterior lighting can be set using:
Rthel ight switch
Rthec ombinatio nswitch (Ypage 94)
Rtheo n-board compute r(Ypage 172)
Light switch
Operation
1WLeft-hands tanding lamps
2 XRight-hand standing lamps
3TParking lamps ,licens eplatea nd
instrumen tcluste rlighting
4 ÃAutomatic headlampm ode, controlled
by th elight sensor
5 LLow-beam/high-beam headlamps
BRRear fog lamp
If you hear awarning tone when you leave the
vehicle ,the lightsm ay still be switched on.
XTurn thelight switch to Ã.
The exteriorl ighting (excep tthe parking/stand-
ing lamps )switches off automaticall yifyou:
Rremove th eSmartKey from th eignition lock
Ropen th edriver'sd oor with th eSmartKey in
position 0
Automatic headlamp mode
GWARNING
When th elight switch is set to Ã,thelow-
beam headlamps may no tbeswitched on
automaticall yifthere is fog ,sno woro ther
causes of poor visibilityd ue to theweather
conditionss uchasspray. Thereisar isk of an
accident.
In suchs ituations,tur nt he light switch to
L.
The automatic headlampf eature is only an aid.
The driver is responsible for th evehicle's light-
ing at all times.
à is thefavore dlight switch setting. The light
settin gisautomaticall yselecte daccording to
th eb rightnes softheambient light (exception:
poor visibilityd ue to weather conditionss uchas
fog ,sno wors pray):
RSmartKey in position 1in th eignition lock: the
parking lamps are switched on or off auto-
maticall ydependingont hebrightnes softhe
ambient light.
RWitht heengine running: if you have activated
th ed aytime runnin glamps function via the
on-board computer, th edaytime running
lamps or th eparking lamps and th elow-beam
headlamps are switched on or off automati-
cally dependingont hebrightnes softheambi-
ent light.
XTo switch on automatic headlamp mode:
tur nthe light switch to Ã.
Only for Canada:
The daytime runnin glamps improve th evisibility
of your vehicle durin gthe day. The daytime run-
nin glamps function is required by law in Can-
ada. It canno tthe refore be deactivate d.
When t

h ee ngine is runnin gand th evehicle is
stationary: if you mov ethe selecto rleve rfro ma
driv eposition to P,thedaytime runnin glamps/
low-beam headlamps go out after three
minutes.
When th eengine is running, th evehicle is sta-
tionar yand in bright ambient light:ify ou turnthe
light switch to T,thedaytime runnin glamps
and parking lamps switch on.
If th eengine is runnin gand you tur nthe light
switch to L,themanual settings tak eprec-
edence ove rthe daytime runnin glamps.
USA only:
Exterior lighting93
Lightsa nd windshield wipers
Z

The daytime runninglamps improve the visibility
of your vehicle during the day. To do this, the
daytime runnin glamps function must be
switched on using the on-board computer
(
Ypage 172).
If the engine is runnin gand you turn the light
switch to TorL,t he manual settings
take precedenceo ver the daytime running
lamps.
Low-beam headlamps
GWARNING
When the light switch is set to Ã,the 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 arisk of an
accident.
In such situations, turn the light switch to
L.
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 Lposition.
This is aparticularly useful function in the event
of rain and fog.
XTo switch on the low-beam headlamps:
turn the SmartKey in the ignition lock to posi- tion 2or start the engine.
XTurn the light switch to L.
The green Lindicator 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 noteoft he country-specific
regulations for the use of rear fog lamps.
XTo switch on the rear fog lamps: turn the
SmartKey to position 2in the ignition lock or
start the engine.
XTurn the light switch to LorÃ.
XPress the Rbutton.
The yellow Rindicator lamp in the instru-
ment cluster lights up.
XTo switch off the rear fog lamp: press the
R button.
The yellow Rindicator lamp in the instru-
ment cluster goes out.
Parking lamps
!If the battery charge is very low, the parking
lamps or standin glamps are automatically
switched off to enable the next engine start.
Always park your vehicle safely and suffi-
ciently lit according to legal standards. Avoid
using the parking lamps Toveraperiod of
several hours. If possible, switch on the right-
hand X or left-hand Wstandin glamp.
XTo switch on: turn the light switch to T.
The green Tindicator lamp in the instru-
ment cluster lights up.
Standing lamps
Switching on the standin glamps ensures the
corresponding side of the vehicle is illuminated.
XTo switch on the standing lamps: the
SmartKey is not in t
he ignition lock or it is in
position 0.
XTurn the light switch to W(left-han dside of
the vehicle) or X(right-hand side of the
vehicle).
Combination switch
:High-beam headlamps
;Turn signal, right
=High-beam flasher
?Turn signal, left
XTo indicate briefly: press the combination
switch briefly to the pressure point in the
direction of arrow ;or?.
The corresponding turn signal flashes three
times.
XTo indicate: press the combination switch
beyond the pressure point in the direction of
arrow ;or?.
94Exterior lighting
Lights and windshield wipers

vehicle, and consequently switches the head-
lampsfrom high beamtol 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' soptical sensor is located behind
the windshieldn ear the overheadc ontrol panel.
Important safety notes
GWARNING
Adaptive Highbeam Assist does not recognize
road users:
Rwho have no lights, e.g. pedestrians
Rwho have poor lighting, e.g. cyclists
Rwhos elighting is blocked ,e.g. by abarrier
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 swilln ot be deac-
tivated or wil lbeactivated regardless. There is
ar isk of an accident.
Always carefully observe the traffic conditions
and switch off the high-beam headlamp sin
good time.
Adaptive Highbeam Assist cannot take into
account road ,weather or traffic conditions.
Adaptive Highbeam Assist is only an aid .You 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:
Rpoor visibility, e.g. due to fog, heavy rain or
snow
Rdirt on the sensors or the sensors are
obscured
Switching Adaptive Highbeam Assist
on/off
XTo switch on: turn the light switch to Ã.
XPress the combination switch beyond the
pressure point in the directio nofarrow:.
The _ indicator lamp in the multifunction
display lights up when it is dark and the light
sensor activates the low-beam headlamps.
If you are driving at speeds above approx-
imatel y16m ph (25 km/h):
The headlamp range is set automatically
depending on the distance between the vehi-
cle and other road users.
If you are driving at speeds above approx-
imatel y19m ph (30 km/h )and no other road
users have been detected:
The high-beam headlamp sare switched on
automatically. The Kindicator lamp in the
instrument cluster als olights up.
If you are driving at speeds belowa pprox-
imatel y16m ph (25 km/h) or other road users
have been detected or the road sare ade-
quately lit:
The high-beam headlamp sare switched off
automatically. The Kindicator lamp in the
instrument cluster goes out. The _indi-
cator lamp in the multifunction display
remains lit.
XTo switch off: move the combination switch
back to its normal position or move the light
switch to another position.
The _ indicator lamp in the multifunction
display goes out.
96Exterio rlighting
Lights and windshield wipers

Interior lighting
Overview of interior lighting
Overhead control panel
:
pSwitches th eleft-han dreading lamp
on/off
;| Switches th eautomatic interio rlight-
ing control on/off
=p Switches th eright-hand reading lamp
on/off
?c Switches th einterio rlighting on/off
Interior lighting control
General notes
In order to preven tthe vehicle's battery from
discharging ,the interio rlighting function sare
automatically deactivated after som etime
unless th eSmartKey is in position 2in th eigni-
tion lock.
The color and brightness of th eambien tlighting
are set usin gthe multimedia system
(
Ypage 172).
Automati cinterior lighting control
XTo switch on/off: press the| button.
When th eautomatic interio rlighting control is
activated, th ebutto nisf lushw itht he over-
head control panel.
The interio rlighting automatically switches on if
you:
Runlock th evehicl e
Ropen adoor
Rremove th eSmartKey from th eignition loc k
The interio rligh tisa ctivated for ashort while
when th eSma rtKey is remove dfromt heignition lock. You can activat
ethisd elaye dswitch-off
usin gthe on-board computer (
Ypage 173).
Replacingbulbs
Important safety notes
Halogen bulbs
GWARNIN G
Bulbs, lamp sand connectors can get ver yhot
when operating .Ifyou chang eabulb, you
could burn yourself on these components.
Ther eisar iskofi njury.
Allow these component stocooldown before
changing abulb.
Do no tuse ab ulb that has been dropped or if it s
glass tub ehas been scratched.
The bulb may explod eif:
Ryou touch it
Rit is hot
Ryou dro pit
Ryou scratch it
Only operate bulbs in enclosed lamp sdesigned
for that purpose .Onlyi nstal lspar ebulbs of th e
sam etypea nd th especifie dvoltage.
Mark sont heglass tub ereduce th eservic elife
of th ebulbs .Don ottouch th eglass tub ewith
your bare hands. If necessary, clean th eglass
tub ew hen cold wit halcohol or spirit and rub it
off wit halint-free cloth .
Protect bulbs from moisture during operation .
Do no tallow bulbs to come int ocontac twith
liquids.
Replac eonlyt he bulbs listed (
Ypage 98).
Hav ethe bulbs that you canno treplace yourself
changed at aqualified specialist workshop.
If you require assistanc echanging bulbs ,con -
sult aqualified specialist workshop.
If th enew bulb still does no tligh tup, consult a
qualified specialist workshop.
Bulb sand lamp sare an important aspect of
vehicl esafety. You must therefor emakes ure
that these function correctl yatall times
.Ha
v e
th eh eadlamp setting checke dregularly.
Replacingb ulbs97
Lightsand windshield wipers
Z

XTurn housing cover:counter-clockwise and
pull it out.
XAt the bulb holder, push the bulb upwards,
disconnect it and pull it out of bulb holder ;.
XInsert the new bulb into bulb holder;at the
top, push it down and secure it in place.
XAttach housing cover :and turn it clockwise
until it engages.
Side marker lamp s(halogen head-
lamps)
Due to their location, have the bulbs in the side
marker lamp changed at aqualified specialist
workshop.
Windshield wipers
Switching the windshield wipers
on/off
!
Do not operate the windshield wipers when
the windshield is dry, as this could damage
the wiper blades. Moreover, dust that has col-
lected on the windshield can scratc hthe glass
if wiping takes place when the windshield is
dry.
If it is necessary to switch on the windshield
wipers in dry weather conditions, alwaysu se
washer fluid when operating the windshield
wipers.
!If the windshield wipers leave smears on the
windshield after the vehicle has been washed
in an automatic car wash, wax or other resi-
dues may be the reason for this. Clean the
windshield using washer fluid after washing
the vehicle in an automatic car wash.
!Intermittent wiping with rain sensor: due to
optical influences and the windshield becom-
ing dirty in dry weather conditions, the wind-
shield wipers may be activated inadvertently.
This could then damage the windshield wiper
blades or scratc hthe windshield.
For this reason, you should alwayss witch off
the windshield wipers in dry weather.
Combination switch
1
$ Windshield wiper off
2ÄIntermittent wipe, low (rain sensor set
to low sensitivity)
3Å Intermittent wipe, high (rain sensor
set to high sensitivity)
4° Continuous wipe, slow
5¯Continuous wipe, fast
BíSingle wipe/î Wipes the wind-
shield using washer fluid
If the wiper blades are worn, the windshield will
no longer be wiped properly. This could prevent
you from observing the traffic conditions.
Replacing the wiper blades
Important safety notes
GWARNING
If the windshield wipers begin to move while
you are changing the wiper blades, you could be trapped by the wiper arm. There is arisk of
injury.
Always switch off the windshield wipers and
ignition before changing the wiper blades.
!To avoid damaging the wiper blades, make
sure that you touch only the wiper arm of the
wiper.
!Never open the hood if awindshield wiper
arm has been folded away from the wind-
shield.
Never fold awindshield wiper arm without a
wiper blade back ontot he windshield.
Hold the windshield wiper arm firmly when
you change the wiper blade. If you release the
windshield wiper arm without awiper blade
Windshield wipers99
Lights and windshield wipers
Z

and it falls onto thewindshield, th ewindshield
may be damage dbytheforce of th eimpact.
Mercedes-Ben zrecommend sthaty ou have
th ew iper blades changed at aqualified spe-
cialis tworkshop.
!Always position th ewindshield wiper arms
vertically before folding them away from the
windshield. By doings o, you will avoid dam-
age to th ehood.
Replacing th ewiper blades
Removing th ewiper blades
XTurn th eSmartKey to position 1or 2in the
ignition lock(Ypage 115).
XSet th ewindshield wiper to position °.
XWhen thewiper arm shave reached th everti-
cal position,t urnt he SmartKey to position 0
and remove it from th eignition lock
(
Ypage 115).
XFol dthe windshield wiper arm saway from the
windshield.
XPres sbothr elease clips ;.
XFoldw iper blade :in th edirection of
arrow =away from wiper arm ?.
XRemovewiper blade :in th edirection of
arrow A.
Installin gthe wiper blades
XPositio nnew wiper blade :with recess B
on lug A.
XFoldw iper blade :in th edirection of
arrow =onto th ewiper arm ,until retaining
clips ;engage in bracket ?.
XMakesure that wiper blade :is seated cor-
rectly.
XFol dthe wiper arm back onto th ewindshield.
100Windshield wipers
Lightsa nd windshield wipers