2018 MERCEDES-BENZ SLC light

This could result in burns in the immediate
vicinit yoft he air vents. There is ar isk of injury.
Reduce the heater output before it becomes
too hot.
The AIRSCARF function warms the head and
neck area of vehicle occupant sw ith warm air.
The warm air flows out of the holes in the head
restraints.
The three red indicator lamps in the button indi-
cate the heating level you have selected. X
Ensure that the SmartKey is in position H in
the ignition lock. X
To switch on: press button C .
Three red indicator lamps in the button light
up. The blower start supa fter ap reheating
phase of seven seconds. X
Press button C repeatedly until the desired
heating level is set. X
To switch off: press button C repeatedly
until all the indicator lamps go out.
i The blower continues runnin gf or seven sec-
onds to cool down the heating elements.
i If the battery voltage is too low, AIRSCARF
may switch off.
Problems with AIRSCARF AIRSCARF has switched off prematurely or will
not switch on. The vehicle's electrical system
voltage is too low because too many electrical
consumer sa re switched on.X
Switch off electrical consumer st hat you do
not need, such as the rear window defroster
or interior lighting. X
Switch on AIRSCARF again. Steering wheel
Important safety notes
G WARNING
You could lose control of your vehicle if you do
the following while driving: R
adjust the driver's seat, head restraint,
steerin gw heel or mirrors R
fasten the seat belt
There is ar isk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt
before starting the engine.
G WARNING
Children could injure themselves if they
adjust the steerin gw heel. There is ar isk of
injury.
When leaving the vehicle, alway st ake the
SmartKey with you and lock the vehicle. This
also applies to mobile phones if the "Digital
Car Key in smartphone" function is activated
via the Mercedes me connect web app. Never
leave children unsupervised in the vehicle.
The electrically adjustable steerin gw heel can
still be adjusted when there is no SmartKey in
the ignition lock.
Adjusting the steering wheel man-
ually
G WARNING
If the steerin gw heel is unlocked while the
vehicle is in motion ,itc ould change position
unexpectedly. This could cause you to lose
control of the vehicle. There is ar isk of an
accident.
Before starting off, make sure the steering
wheel is locked. Never unlock the steering
wheel while the vehicle is in motion.88
Steering wheel
Seats, steering wheel and mirrors

the no pe nt he driver's or front-passenger
door.
i The exterio rm ir rors do not fol do ut if they
have been folde dinm an ually.
Exterior mirro rp ushed ou to fp ositionIf an exterio rm ir ro rh as been pushe do ut of
position, procee dasf ollows:X
Vehicle sw it hout electricall yf ol ding exte-
rio rm irrors: mov et he exterio rm ir ro ri nto
the correct positio nm an ually.X
Vehicle sw it he lect ricall yf ol ding exterior
mirrors: press and hol dm ir ror-folding button
unti ly ou hear the mirro rc lick into place
( Y
page 91).
The mirro rh ousing is engaged agai na nd you
can adjus tt he exterio rm ir rors as usual
( Y
page 91).
Automati ca nti-glare mirrors
G WARNING
Electrolyte ma ye sc ap eift he glas sinana ut o-
matic anti-glar em irror breaks. Th ee le ctrolyte
is harmfu la nd cause si rritation. It must not
come into contact with your skin, eyes ,r es-
piratory organs or clothing or be swallowed.
There is ar is kofi njury.
If yo uc ome into contact with the electrolyte,
observe the following: R
Rinse off the electrolyte fro my ou rs kin
immediatel yw it hw at er.R
Immediately rinse the electrolyte ou to f
your eyes thoroughl yw it hc lean water.R
If the electrolyte is swallowed, immediately
rinse your mouth ou tt horoughly. Do not
induce vomiting. R
If electrolyte come si nto contact with your
ski norh ai roriss wallowed ,s ee km edical
attentio ni mm ediately.R
Immediately change ou tofc lothing which
ha sc ome into contact with electrolyte.R
If an allergi cr eactio no ccurs, seek medical
attentio ni mm ediately. The rear-view mirro ra nd the exterio rm ir ro ro n
the driver's side automaticall ygoi nto anti-glare
mod eift he following conditions ar em et simul-
taneously: R
the ignition is switched on and R
incident light fro mh eadlam ps strikes the sen-
sor in the rear-view mirror
The mirrors do not go into anti-glar em od ei f
re v
ers eg ea rise ngaged or if the interio rl ig hting
is switched on.
Parking position fo rt he exterior mir-
ror on the front-passenge rs id e
Settin ga nd storin gt he parking positionUsin gr evers eg ea r
Yo uc an stor et he parking positio noft he front-
passenger-side exterio rm ir ro ru si ng memory
button M

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

X
To switc hont he high-beam headlamps:
turn the light switch to X or X .X
Press the combinatio ns wi tch beyond the
pressure point in the direction of arrow C .
In the X position, the high-bea mh ead-
lamps are onl ys wi tched on when it is dark and
the engine is running.
The blue W indicator lamp in the instru-
ment cluster lights up when the high-beam
headlamps are switched on. X
To switc ho ff the high-beam headlamps:
move the combinatio ns wi tch back to its nor-
ma lp osition.
The blue W indicator lamp in the instru-
ment cluster goe so ut .
Hazard warning lamps
X
To switc hont he hazard warning lamps:
press button C .
All turn signals flash. If yo un ow switch on a
turn signa lu si ng the combinatio ns wi tch ,o nly
the turn signa ll am pont he corresponding
side of the vehicl ew il lf lash.X
To switc ho ff the hazard warning lamps:
press button C .
The hazard warning lamps automaticall ys wi tch
on if: R
an ai rb ag is deployed orR
the vehicl ed ec elerates rapidly from as peed
of above 45 mph (70 km/h )a nd come stoa
standstill
The hazard warning lamps switch off automati-
cally if the vehicl er eache sas peed of above
6m ph (10 km/h )a gain afte raf ul lb rake appli-
cation.
i The hazard warning lamps stil lo pe rate if the
ignition is switched off. Cornerin gl ig ht functionThe cornering light functio ni mprove st he illu-
minatio noft he roa do ve raw id ea ngle in the
direction yo ua re turning, enabling better visi-
bility in tight bends, for example. The cornering
light functio nc an onl ybea ctivate dw he nt he
low-bea mh eadlamps are switched on.
Active: R
if yo ua re driving at speed sb elow 25 mph
(40 km/h )a nd switch on the turn signa lo r
turn the steering wheel R
if yo ua re driving at speed sb et ween 25 mph
(40 km/h )a nd 45 mph (70 km/h )a nd turn
the steering wheel
The cornering lamp ma yr emai nl it for as hort
time ,b ut is automaticall ys wi tched off afte rn o
more tha nt hre em inutes.
Cornerin gl ig ht functio nw it ht raffi cc ir cle
function:
The cornering light functio ni sa ctivate donb ot h
side sb ef ore entering at raffic circle throug ha n
evaluation of the current GP Sp osition of the
vehicle. It remains active unti la fte rt he vehicle
ha sl ef tt he traffic circle .Int hi sw ay ,p edes trians
crossing the road, for example, are illuminated
by your vehicl eing oo dt ime.
Active light function The active light functio ni sas ys tem tha tm oves
the headlamps according to the steering move-
ments of the front wheels .Int hi sw ay ,r elevant
areas remai ni llum inated whil ed riving .T his
allows yo utor ecognize pedestrians ,c yclists
and animals sooner.
Active: when the lights are switched on.
Vehicles with Lane Keeping Assist: the active
light functio ne valuate st he course of the lane in
which yo ua re driving and pre-emptively con-
trol st he active light function.
Adaptiv eH ighbeam Assist
General notes
Yo uc an us et hi sf unctio ntos et the headlamps
to change between lo wb ea ma nd high beam
automatically. The system recognizes vehicles
with thei rl ig hts on, either approaching from the
opposite direction or traveling in front of yourExterior lighting 97
Lights and windshield wiper s Z

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

Interior lighting
Overview of interior lighting
Overhead control panel
C
= Switches th el eft-han dr eading lamp
on/offD
3 Switches th ea utomatic interio rl ight-
ing control on/off

specialist workshop which has the necessary
specialist knowledge and tools to carry out the
work required.
Overview :c hanging bulbs/bulb types
Halogen headlamps
C
Low-beam headlamp: H7 55 WD
High-beam headlamp: H7 55 W
Changing the front bulbs
Removing/mounting the cove rint he
front wheel housing
X
To remove: switch off the lights.X
Turn the front wheels inwards. X
Slide cover C up and remove it.X
To install: reinsert cover C and slide it down
until it engages. Low-beam headlamp s( haloge nh ead-
lamps) X
Remove the cover in the front wheel housing
( Y
page 100). X
Turn housing cover C counter-clockwise and
pull it out. X
Push bar D upwards. X
Remove connector