warning MERCEDES-BENZ C-CLASS CABRIOLET 2018 Repair Manual

Fo
lding there ar seat backrest back
000E NO
TEDama getothe seat belt The seat belt could become trapped and
thus
damaged when folding back the seat back‐
re st. 0007
Make sure that the seat belt is not trap‐
ped when folding back the seat back‐
re st. 0007
Movethe driver's or front passenger seat for‐
wa rds, if necessar y. 0007
Foldthe cor responding seat backrest 1
back until it engages.
Left and right seat backrests: ifth e seat
backrest is not engaged and loc ked, this will
be shown on the multifunction display on the
instrument clus ter.
A wa rning tone will also sound. Overvi
ewofthe tie-down eyes Obser
vethe no tes on loading theve hicle
(0013 page114). 1
Tie-down eyes Hooking
the luggage net 000A
WARNING Risk of inju rydue toobjects
being stowed incor rectly
If yo u inadequately stowobjects in theve hi‐
cle interior, they could slip or be tossed 11 8
Seats and stowing

Cup holders
Fi
tting the cup holder in or removing it from
the centre console (au tomatic transmission) 000A
WARNING ‑ Risk of accident or inju ry
when using the cup holder while the
ve hicle is in motion
The cup holder cannot hold a container
secure while theve hicle is in motion.
If yo u use a cup holder while theve hicle is in
motion, the conta iner may be flung around
and liquids could be spilled. The vehicle
occupants may come into contact with the
liquid and if it is hot, they could be scalded.
Yo u could be distracted from traf fic condi‐
tions and you may lose cont rol of theve hicle. 0007
Only use the cup holder when theve hi‐
cle is stationar y. 0007
Only use the cup holder for containers
of theright size. 0007
Alw ays close the conta iner, particularly
if th e liquid is hot. 0007
Toremo ve:slide catch 2forw ards and pull
out cup holder 1. 0007
Tofit: inse rtcup holder 1and slide ba ck
catch 2.
0009 The cup holder rubber mat can be remo ved
fo r cleaning, e.g. using clean, luk ewarm
wate r. Fi
tting the cup holder in or removing it from
the centre console (manual transmission) 000A
WARNING ‑ Risk of accident or inju ry
when using the cup holder while the
ve hicle is in motion
The cup holder cannot hold a container
secure while theve hicle is in motion.
If yo u use a cup holder while theve hicle is in
motion, the conta iner may be flung around
and liquids could be spilled. The vehicle
occupants may come into contact with the
liquid and if it is hot, they could be scalded.
Yo u could be distracted from traf fic condi‐
tions and you may lose cont rol of theve hicle. 0007
Only use the cup holder when theve hi‐
cle is stationar y. 0007
Only use the cup holder for containers
of theright size. 0007
Alw ays close the conta iner, particularly
if th e liquid is hot. 12 0
Seats and stowing

0007
Toopen: pull co ver2 out byits top handle
edge. 0007
Toremo vethe inser t:push ribbing 3from
th e left side and pull insert 1upwards and
out. 0007
Tofit the inse rt:fit insert 1from ab ove
and press down on the holder until it
engages. Using
the cigar ette lighter in the front centre
console 000A
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 0007
Alw ays hold the cigar ette lighter bythe
knob. 0007
Alw ays make sure that the cigar ette
lighter is out of reach of children. 0007
Never lea vechildren unat tended in the
ve hicle. Re
quirements:
R The ignition is switched on. 0007
Press in cigar ette lighter 1.
The cigar ette lighter will pop out automati‐
cally when the heating element is red-hot. Soc
kets Using the
12V so cket inthe front centre
console Re
quirements:
R Only devices up toa maximum of 180 W
(15 A) are permissible. 0007
Lift up soc ket cap 1. 0007
Inse rtthe plug of the device.
If yo u ha veconnected a device tothe12 V
soc ket, le ave the co ver of thestow age compart‐
ment open. Seats and
stowing 12 3

Using
the12 V so cket inthere ar passenger
comp artment Re
quirements:
R Only connect devices up toa maximum of
18 0 W (15 A). 0007
Pull co ver2 out byits top handle edge. 0007
Lift up the cap on soc ket1. Wire
lesscharging of the mobile phone and
connection with theex terior aerial Note
s on wirelessly charging the mobile
phone 000A
WARNING Risk of inju rydue toobjects
being stowed incor rectly
If objects in theve hicle interior are stowed
incor rectly, they can slide or be thrown
around and hit vehicle occupants. In addi‐
tion, cup holders, open stowage spaces and
mobile phone recep tacles cannot al ways
re tain all objects they contain.
The reis a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. 0007
Alw aysstow objects so that they can‐
not be throw n around in su chsitua‐
tions. 0007
Alw ays make sure that objects do not
pr otru de from stowage spaces, luggage
nets or stowage nets. 0007
Close the loc kable stow age spaces
before starting a journe y. 0007
Alw aysstow and secure heavy, hard,
poin ted, sharp-edged, fragile or bulky
objects in the boot/load compartment. Obser
vethe no tes on loading theve hicle. 000A
WARNING Risk offire from placing
objects in the mobile phone stowage
compartment
If yo u place objects in the mobile phone
stow age compartment, they may heat up
exc essively and even catch fire. 0007
Do not place additional objects, espe‐
cially those mode of me tal, in the
mobile phone stowage compartment. 124
Seats and stowing

Malfunctions during
thech arging process are
shown in the multimedia sy stem displa y.
0009 The mat can be remo vedby theta bfor
cleaning, e.g. using clean, lu kewa rm wate r. Fi
tting/ removing the floormats 000A
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal.
This jeopardises the operating and road
saf ety of theve hicle. 0007
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. 0007
Alw aysfit th efloor mats securely and
as prescribed in order toensure that
th ere is alw ays suf ficient room forthe
pedals. 0007
Do not use loose floor mats and do not
place floor mats on top of one ano ther. 0007
Toinstall: slidethe seat backwards and lay
th efloor mat in thefo ot we ll. 0007
Press thest uds 1onto the holders 2. 0007
Adjust the cor responding seat. 0007
Toremo ve: pull thefloor mat off the holders
2. 0007
Remo vethefloor mat. 12 6
Seats and stowing

004B
0058 Low beam/high beam
6 005E Switches there ar fog lights on or off
When low beam is activated, the indicator lamp
fo rth est anding lights 0060is deactivated and
re placed bythe low beam indicator lamp 0058.0007
Alw ays park your vehicle safely and in a well-
lit area, in accordance with there leva nt le gal
st ipulations.
000E 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. 0007
Where possible, switch on the
ri ght 0064 or left 0063parking light. In
the case of se vere battery discharging, the
st anding lights or parking lights are automati‐
cally swit ched off tofacilitate the next engine
st art.
The exterior lighting (e xcept standing and park‐
ing lights) swit ches off automatically when the
driver's door is opened. R
Obser vethe no tes on sur round lighting
(0013 page135).
Au tomatic driving lights function
The standing lights, low beam and daytime run‐
ning lights are switched on au tomatical ly
depending on the ignition status and the light
conditions. 000A
WARNING Risk of accident when the
dipped beam is switched off in poor visi‐
bility
When the light switch is set to0058 ,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. 0007
In such cases, turn the light switch to
0058 . 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 the0058 or0058 posi‐
tion. 0007
Press the 005E button.
Please obser vethe count ry-specific la wsonthe
use of rear fog lamps. 12 8
Light and sight

Ac
tivating/deactivating the hazard warning
lights 0007
Press button 1.
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
lights will switch off automatically at appr ox‐
imately 10km/h. You can also swit choff the
hazard warning lights using button 1. 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 (0013 page130)
R Cornering light (0013 page131)
R Motorw ay mode (0013 page131)
R Enhanced fog light function
(0013 page131)
R Adversewe ather light (0013 page132)
R City lighting (0013 page132)
Sy stem limitations
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
tra vel.
The functions are active when the dipped beam
is switched on.
Depending on theve hicle's equipment, the
cou rse of the lane in which you are driving is
also evaluated and the active headlamps func‐
tion adjusts the light in advance. 13 0
Light and sight

The function is not active under
thefo llowing
conditions:
R at speeds abo ve100 km/h af ter activation.
R when there ar fog light is switched off.
Fu nction of the ad versewe ather light
The adverse weather light reduces reflections in
ra iny conditions bydimming individual LEDs in
th e headlamps. This reduces theglare forthe
driver and other road users.
Fu nction of city lighting
City lighting impr ovesth e illumination of road‐
sides within built-up areas using a broader distri‐
bution of light.
The function is active:
R at low speeds
R in illuminated parts of built-up areas
Swit ching the Intelligent Light Sy stem
on/off
Requ irements:
R The ignition is switched on. Multimedia sy
stem:
0018 Vehicle 0019
÷ Light settings
0019 Intell. Light System 0007
Activate 0073or deacti vate 0053 the function. Ad
aptive Highbeam Assist Ad
aptive Highbeam Assist function 000A
WARNING Risk of accident despi te
Ad aptive Highbeam Assist
Ad aptive Highbeam Assist does not recog‐
nise thefo llowing road users:
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 may failto recognise other road users
with their own lighting, or may recognise
th em too late. In
this, or in similar situations, the automatic
main beam will not be deactivated or will be
activated despite the presence of other road
users. 0007
Alw ays obser vethe tra ffic carefully and
switch off the main beam in good time. Ad
aptive Highbeam Assist 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 is on lyan aid. You are
re sponsible for adju sting theve hicle's lighting to
th e pr evailing light, visibility and traf fic condi‐
tions. 13 2
Light and sight

The
Adaptive Highbeam Assist automatically
swit ches between thefo llowing types of light:
R Low beam
R High beam
At speeds abo ve30 km/h:
R If no other road users are de tected, the high
beam will be switched on automaticall y.The high beam switches off automatically in
the
fo llowing cases:
R Atspeeds below 25 km/h.
R Ifot her road users are de tected.
R Ifstre et lighting is suf ficient.
At speeds abo veappr oximately 50 km/h:
R The headlamp range of the low beam is regu‐
lated automatically based on the dis tance to
ot her road users.
The sy stem's optical sensor is located behind
th e windscreen near theov erhead control panel.
Switching Adaptive Highbeam Assist on/off 0007
Toswitch on: turnthe light switch tothe
0058 position. 0007
Switch on the main beam using the combina‐
tion switch.
When the main beam is switched on auto‐
matically in the dar k,the 00CE indicator
lamp on the multifunction display comes on. 0007
Toswitch off: switch offthe main beam
using the combination switch. Ad
aptive Highbeam Assist Plus Ad
aptive Highbeam Assist Plus function 000A
WARNING Risk of accident despi te
Ad aptive Highbeam Assist Plus
Ad aptive Highbeam Assist Plus does not rec‐
ognise thefo llowing road users:
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 that ha velights, or may recognise
th em too late.
In this, or in similar situations, the automatic
main beam will not be deactivated or will be
activated despite the presence of other road
users. Light and sight
13 3

004A
00AA Continuous wiping, slow
004B 00A9 Continuous wiping, fast 0007
Turn the combination switch tothe cor re‐
sponding position 0047-004B. 0007
Single wipe/washing: pushthe button on
th e combination switch in the direction of
ar row 1.
R 00D3 Single wipe
R 00D4 Wiping with washer fluid Re
placing the windsc reen wiper blades 000A
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. 0007
Alw ays switch off the windscreen wip‐
ers and ignition before changing the
wiper blades. Moving
the wiper arms tothech ange posi‐
tion 0007
Switch the ignition on and switch off again
immediatel y. 0007
Within around 15seconds, press button
00D4 onthe combination switch for appro x‐
ima tely thre e seconds (0013 page136).
The wiper arms will mo veinto thech ange
position.
Re moving the wiper blades 0007
Foldthe wiper arms away from the wind‐
screen. 0007
Hold the wiper arm with one hand. With the
ot her hand, turn the wiper blade in the direc‐
tion of ar row1away from the wiper arm as
fa r as it will go. 0007
Slide catch 2inthe direction of ar row 3
until it engages in there mo val position. 0007
Remo vethe wiper blade from the wiper arm
in the direction of ar row4. Light and sight
137