warning light MERCEDES-BENZ C-CLASS COUPE 2021 Owner's Manual

*
NO
TEDama getothe handle in the boot
fl oor If
th e handle in the boot is left pr otru ding,
th e handle may be damaged. #
Before closing the boot lid, de tach the
handle and press it down closed again. *
NO
TEDama getothestow age compart‐
ment under the ashtr aydue tointense
heat The
stow age compartment under the ashtray
is not heat resis tant and could be damaged if
yo ure st a lit cigar ette on it. #
Make sure that the ashtr ayis fully
engaged. &
WARNING ‑ Risk of fire and injury from
th e hot cigar ette lighter
Yo u can burn yourself if youto uch the hot
heating element or the soc ket of the ciga‐
re tte lighter. In addition,
flammable materials may ignite
if:
R you drop the hot cigar ette lighter
R ach ild holds the hot cigar ette lighter to
objects, forex ample #
Alw ays hold the cigar ette lighter bythe
knob. #
Alw ays make sure that the cigar ette
lighter is out of reach of children. #
Never lea vechildren unat tended in the
ve hicle. &
WARNING Risk of bu rns from theta il‐
pipe and tailpipe trims
The exhaust tailpipe and tailpipe trims can
become very hot. If you come into contact
with these parts of theve hicle, you could
burn yourself. #
Alw ays be particular lycareful around
th eta ilpipe and theta ilpipe trims and
supervise children especially closely in
th is area. #
Allow vehicle parts tocool down before
to uching them. The driving
characteristics of your vehicle are
dependent on the distribution of the load within
th eve hicle. You should bear thefo llowing in
mind when loading theve hicle:
R neverex ceed the permissible gross mass or
th e permissible axle loads forth eve hicle
(including occupants).
Information can be found on theve hicle iden‐
tification plate (/ page418).
R the load must not pr otru de abo vethe upper
edge of the seat backrests.
R always place the load behind unoccupied
seats if possible.
R secure the load using the tie-down eyes and
distribute the load evenly. 11 0
Seats and stowing

#
Vehicles without a memory function:
mo vethe driver's or front passenger seat for‐
wa rds, if necessar y.
Ve hicles with a memory function: if neces‐
sar y,when the seat backrest in there ar is folded
fo rw ard, the cor responding front seat will mo ve
fo rw ards slightly to avoid a collision. #
If necessar y,fully insert the head restra ints
in there ar seat backrest. #
Tofold the left and right seat backrests
fo rw ard: pullright or left release handle 1. #
Tofold the centre seat backrest for‐
wa rds: pull release cat ch3 of seat back‐
re st 2 forw ards. #
Fold seat backrest 2forw ards. #
If necessar y,reset the driver's or front
passenger seat.
Fo lding back there ar seat backrest &
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you may trap your‐
self or a vehicle occupant. #
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the seat. *
NO
TEDama gecaused bytrapping the
seat belt when folding back the seat
backrest The seat belt could become trapped and
thus
be damaged when the seat backrest is folded
bac k. #
Make sure that the seat belt is not trap‐
ped when folding back the seat back‐
re st. 11 2
Seats and stowing

1
Tie-down eyes (vehicles with thro ugh-loading
fe ature in there ar ben chseat) Using
the bag hooks &
WARNING Risk of inju rywhen using bag
hooks with heavy objects
The bag hooks cannot restra in heavy objects
or items of luggage.
Objects or items of luggage may be flung
around and hit vehicle occupants. #
Only hang light objects on the bag
hooks. #
Never hang hard, sharp-edged or fragile
objects on the bag hooks. Subject
the bag hooks toa maximum load of
3 kg and do not attach any goods tothem. #
Pull the bag hook 2down bytheta b1.
% Obser vethe no tes on loading theve hicle
(/ page 108). 11 4
Seats and stowing

5
L Low beam/high beam
6 R Switches there ar fog light on/off
When low beam is activated, theT indicator
lamp forth est anding lights will be deactivated
and replaced bytheL low- beam indicator
lamp. #
Alw ays park your vehicle safely using suf fi‐
cient lighting, in acco rdance with there le‐
va nt le galst ipulations.
* NO
TEBattery discharging byoperating
th est anding lights Operating
thest anding lights over a period of
hours puts a stra in on the batter y. #
Where possible, switch on the
ri ght X or left Wparking light. Fo
rve hicles that are wider than two metres or
lon gerth an six metres, sin gle-sided parking
lighting is not permitted in some count ries. In
th is case, thest anding lights are also swit ched
on in the parking lights position. If
th e battery is insuf ficiently charge d, thest and‐
ing lights or parking lights will be swit ched off
automatically tofacilitate the next engine start.
The exterior lighting (e xcept standing and park‐
ing lights) will swit choff automatically when the
driver's door is opened.
R Obser vethe no tes on sur round lighting
(/ page 128).
Au tomatic driving lights function
The standing lights, low beam and daytime run‐
ning lights are switched on au tomatically
depending on the ignition status and the light
conditions. &
WARNING Risk of accident when the
dipped beam is switched off in poor visi‐
bility
When the light switch is set toà ,the
dipped beam may not be switched on auto‐
matically if there is fog, snow or other causes
of poor visibility such as spr ay. #
In such cases, turn the light switch to
L . The automatic driving lights are only an aid.
Yo u
are responsible forve hicle lighting.
Switching there ar fog lights on or off
Re quirements:
R The light switch is in theL orà posi‐
tion. #
Press the R button.
Please obser vethe count ry-specific la wsonthe
use of rear fog lamps. 12 2
Light and sight

Operating
the combination switch for the
lights 1
High beam
2 Turn signal light, right
3 Headlamp flashing
4 Turn signal light, left #
Use the combination switch toactivate the
desired function. Switching on high beam #
Turn the light switch totheL orÃ
position. #
Push the combination switch be yond the
point of resis tance in the direction of ar row
1 .
When the high beam is activated, the indica‐
to r lamp for low beam Lwill be deactiva‐
te d and replaced bythe indicator lamp for
high beam K.
Switching off high beam #
Movethe combination switch back toits
st arting position.
Headla mpflashing #
Pull the combination switch in the direction
of ar row3.
Tu rn signal light #
Toindicate briefl y:push the combination
switch briefly tothe point of resis tance in the
direction of ar row2or4.
The cor responding turn signal light will flash
th re e times. #
Toindicate permanentl y:push the combi‐
nation switch be yond the point of resis tance
in the direction of ar row2or4. Ac
tivating/deactivating the hazard warning
lights #
Press button 1. Light and sight
12 3

The hazard
warning lights will switch on auto‐
matically if:
R the airbag has been deplo yed.
R theve hicle is heavily braked from a speed of
more than 70 km/h toast andstill.
When you pull away again, the hazard warning
light sy stem will switch off automatically at
appr oximately 10km/h. You can also swit choff
th e hazard warning light sy stem using but‐
to n1. Ad
aptive functions, MULTIBEAM LED Intelligent Light Sy
stem function
The MULTIBEAM LED headlamps adapt tothe
driving and weather situation and pr ovide exten‐
ded functions for impr oved illumination of the
ro ad.
The sy stem comprises thefo llowing functions:
R Active headla mps (/ page124)
R Cor nering light (/ page 124)
R Motorw ay mode (/ page125)
R Enhanced fog light function (/ page125) R
Bad weather light (/ page126)
R City lighting (/ page126)
Sy stem limits
R The sy stem is active only when it is dar k.
Ac tive headlamps function R
The headlamps follow thesteering mo ve‐
ments.
R Releva nt areas are better illumina ted during
a journe y.
The functions are active when the low beam is
switched on. Depending on
theve hicle's equipment, the
cou rse of the lane in which you are driving will
also be evaluated and the active headlamps
function will adjust the light in advance.
Cornering light function The cornering light impr
ovesth e illumination of
th e car riag ewa yove r a wide angle in the turning
direction, enabling better visibility on tight
bends, forex ample. It can be activated on ly
when the low beam is switched on. 124
Light and sight

Fu
nction of the bad weather light
The bad weather light reduces reflections in
ra iny conditions bydimming individual LEDs in
th e headlamps. This reduces glare forth e driver
and other road users.
The city lighting function
City lighting impr oves the illumination of road‐
sides in urban areas using a broad distribution of
light.
The function is active in thefo llowing cases:
R Atlow speeds
R In illuminated parts of urban areas
Switching the Intelligent Light Sy stem
on/off
Re quirements:
R The ignition is switched on.
Multimedia sy stem:
4 Vehicle 5
÷ Light settings
5 Intell. Light System #
Activate Oor deacti vate ª the function. Ad
aptive Highbeam Assist Plus Ad
aptive Highbeam Assist Plus function &
WARNING Risk of accident despi te
Ad aptive Highbeam Assist Plus
Ad aptive Highbeam Assist Plus does not
re act to:
R road users without lights, e.g. pedes‐
trians
R road users with poor lighting, e.g. cyclists
R road users whose lighting is obstructed,
e.g. bya bar rier
On very rare occasions, Adaptive Highbeam
Assist Plus may failto recognise other road
users with their own lighting, or may recog‐
nise them too late.
In these, or in similar situations, the auto‐
matic high beam will not be deactivated or
will be activated despite the presence of
ot her road users. #
Alw ays obser vethero ad and traf fic
conditions carefully and switch off the
high beam in good time. Ad
aptive Highbeam Assist Plus cannot take into
account road, weather or traf fic conditions.
De tection may be restricted in thefo llowing
cases:
R In poor visibilit y,e.g. fog, heavy rain or snow
R Ifth ere is dirt on the sensors or the sensors
are obscured
Ad aptive Highbeam Assist Plus is on lyan aid.
Yo u are responsible for adju sting theve hicle's
lighting tothe pr evailing light, visibility and traf‐
fi c conditions. 12 6
Light and sight

4
° Continuous wiping, slow
5 ¯ Continuous wiping, fast #
Turn the combination switch tothe cor re‐
sponding position 1-5. #
Single wipe/washing: pushthe button on
th e combination switch in the direction of
ar row 1.
R í Single wipe
R î Wiping with washer fluid Re
placing the windsc reen wiper blades &
WARNING Risk of becoming trapped if
th e windscreen wipers are switched on
while wiper blades are being replaced
If th e windscreen wipers begin tomo vewhile
yo u are changing the wiper blades, you can
be trapped bythe wiper arm. #
Alw ays switch off the windscreen wip‐
ers and ignition before changing the
wiper blades. Moving
the wiper arms into there placement
position #
Switch the ignition on and then off again
immediatel y. #
Within around 15seconds, press and hold
th eî button on the combination switch
fo r appro ximately thre e seconds
(/ page 129).
The wiper arms will mo veinto there place‐
ment position.
Re moving the wiper blades #
Foldthe wiper arms away from the wind‐
screen. #
Hold the wiper arm with one hand. With the
ot her hand, turn the wiper blade away from
th e wiper arm in the direction of ar row 1 as
fa r as it will go. #
Slide catch 2inthe direction of ar row 3
until it engages in there mo val position. #
Remo vethe wiper blade from the wiper arm
in the direction of ar row4. 13 0
Light and sight

%
The duration until the colour changes varies
depending on the usage conditions. Mir
rors Operating
the outside mir rors &
WARNING Risk of inju ryifve hicle set‐
tings are adjus ted while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in par‐
ticular in thefo llowing situations:
R Ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion.
R Ifyo ufast enyour seat belt while theve hi‐
cle is in motion. #
Before starting the engine: adjust the
driver's seat, head restra ints, steering
wheel and mir ror in particular and fas‐
te nyo ur seat belt. &
WARNING Risk of accident due tomis‐
judgement of dis tance when using the
outside mir ror
The outside mir rors reflect objects on a
smaller scale. The objects in view are in fact
closer than they appear. #
Therefore, alw ays look over your shoul‐
der in order toensure that you are
aw are of the actual dis tance between
yo u and thero ad users driving behind
yo u. Fo
lding the outside mir rors in/out #
Brief lypress button 1.
Re setting the outside mir rors
% Ifth e battery has been disconnected or com‐
ple tely discharged, the outside mir rors must
be reset. Only then will the automatic mir ror
fo lding function workproperly. #
Brief lypress button 1. 13 2
Light and sight

Ad
justing the outside mir rors #
Press button 3or4 toselect the outside
mir rorto be adjus ted. #
Press button 2toadjust the position of the
mir rorgl ass.
Engaging the outside mir rors #
Vehicles without electrical lyfolding out‐
side mir rors: manually mo vethe outside
mir ror into the cor rect position. #
Vehicles with electrical lyfolding outside
mir rors:press and hold button 1.
Yo u will hear a click and the mir ror will audi‐
bly click into place. The outside mir ror will
now be set tothe cor rect position. Au
tomatic anti-dazzle mir rors function &
WARNING Risk of acid bu rns and poi‐
soning due tothe anti-dazzle mir ror elec‐
trolyte
Electrolyte may escape if theglass in an
automatic anti-dazzle mir ror breaks. The electrolyte is hazardous
tohealth and
causes ir rita tion. It mu stnot come into con‐
ta ct wi thyour skin, eyes,respiratory or gans
or clo thing or be swallo wed. #
Ifyo u come into contact with electro‐
ly te , obser vethefo llowing:
R Immediately rinse the electrolyte
from your skin with water and seek
medical attention.
R If electrolyte comes into contact
with your eyes, immediately rinse
th em thoroughly with clean water
and seek medical attention.
R Ifth e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughl y.Do not induce vomiting.
Seek medical attention immediately.
R Immedia tely ch ange out of clo thing
which has been con taminated with
electrolyte.
R If an allergic reaction occurs, seek
medical attention immediatel y. The inside
rear-view mir ror and the outside mir‐
ro r on the driver's side will automatically go into
anti-dazzle mode if light from a headlamp hits
th e sensor on the inside rear-view mir ror.
Sy stem limits
The sy stem will not go into anti-dazzle mode if:
R The engine is switched off.
R Reversege ar is engaged.
R The interior lighting is swit ched on. Fr
ont-passenger outside mir ror parking posi‐
tion function The pa
rking position makes parking easier.
The front-passenger outside mir ror will swivel
down wards in the direction of there ar wheel on
th e front passenger's side when:
R the parking position is stored (/ page134).
R the front-passen ger mir ror is selected.
R reve rsege ar is engaged. Light and sight
13 3