warning light MERCEDES-BENZ CLS COUPE 2018 Owners Manual

1
Speedom eter →
253
2 ÷ ESP®
→
525
3 #! Turn signal light →
124
4 Ð Powe r-assis tedsteering malfunctioning →
534
5 Multifunction display →
257
6 ! ABS malfunction →
525
7 ; Engine diagnostics →
536
8 Rev counter →
253
9 % Diesel engine: preglow
A ! Electric parking brake applied (red) →
525
B J Brakes (red) →
525
C # Electrical fault →
536
D L Distance warning →
532
E ? Coolant too hot/cold →
536
F Coolant temp erature display →
253
G J Brakes (yellow) →
525 H
! Electric pa rking brake (yellow) →
525
I 6 Restra int sy stem →
33
J ü Seat belt not fastened →
531
K ï Trailer hit chis not operational or is swivel‐
ling →
534
L T Side lamps →
12 2
M Fuel le vel display
8 Fuelreser vewith fuel filler flap location
indicator →
536
N K High beam →
124
O L Low beam →
12 2
P R Rear fog light →
12 3
Q AIR BODY CONTROL/DYNAMIC BODY CONTROL
malfunctioning →
532
R h Tyre pressure monitor →
539
S å ESP®
OFF →
525 At
aglance – Warning and indicator lamps 11

1
Speedom eter →
253
2 AIR BODY CONTROL/DYNAMIC BODY CONTROL
malfunctioning →
532
3 #! Turn signal light →
124
4 Multifunction display →
257
5 Rev counter →
253
6 å ESP®
OFF →
525
÷ ESP®
→
525
7 K High beam →
124
L Low beam →
12 2
T Side la mps →
12 2
8 ? Coolant too hot/cold →
536
9 Coolant temp erature display →
253
A L Distance warning →
532
B Ð Powe r-assis tedsteering malfunctioning →
534
C # Electrical fault →
536 D
J Brakes (red) →
525
E ü Seat belt not fastened →
531
F Fuel le vel display
G 8 Fuelreser vewith fuel filler flap location
indicator →
536
H R Rear fog light →
12 3
I 6 Restra int sy stem →
33
J % Diesel engine: preglow
K ; Engine diagnostics →
536
L J Brakes (yellow) →
525
M ! Electric pa rking brake applied (red) →
525
N h Tyre pressure monitor →
539
O ! ABS malfunction →
525
P ! Electric pa rking brake (yellow) →
525
Q ï Trailer hit chis not operational or is swivel‐
ling →
534 At
aglance – Warning and indicator lamps 13

1
QR code for accessing there scue card →
28
2 Safetyve sts →
405
3 Buttons forth e SOS emer gency call sy stem and
breakdown assis tance →
346
4 Tocheck and top up operating fluids →
452
5 Totow- start and tow aw ay →
419
6 Flat tyre →
407
7 Starting assis tance →
417
8 Haza rdwa rning lights →
12 5 9
Fire extinguisher →
407
A Fuelfiller flap with instruction labels for tyre
pressu re, fuel type and QR code for accessing
th ere scue card →
16 6
B Totow- start and tow aw ay →
419
C TIREFIT kit →
409
D First-aid kit (so ftsided) →
406
E Warning triangle →
406 At
aglance – Emer gencies and breakdowns 19

Calling up
the Digital Owner's Manual
Multimedia sy stem:
, Vehicle .
Õ Owner's Manual #
Select a menu item.
In addition, you can also call up the Owner's
Manual within a main function (e.g. via Informa-
tion on navigation).
The Digital Owner's Manual describes the func‐
tion and operation of:
R theve hicle
R the multimedia sy stem
Fo r saf etyre asons, the Digital Owner's Manual is
deactivated while driving. The Digital Owner's Manual conta
insthefo llow‐
ing menu items:
R Search: allo wsyouto sear chprecisely for
ke ywords.
R Quick start: pr ovides you with important
information so that you can start using your
ve hicle immediately.
R Tips: pr ovides tips on how touse your vehicle
in cer tain situations.
R Messages : provides you with fur ther informa‐
tion about the messages in the instrument
clus ter.
R Bookmarks : provides you with a list of all the
bookmar ksyou ha vestored yourself. 1
Picture
2 Menu
3 Navigation window
Some sections of the Digital Owner's Manual,
such as warning no tes, can be made visible by
highlighting and pressing them.
% The Owner's Manual can also be found in the
Mercedes-Benz Guides app in all common
app stores. 20
Digital Owner's Manual

Re
stra int sy stem functionality When
the ignition is switched on, a self-test is
per form ed, during which the6 restra int sys‐
te m wa rning lamp lights up. It goes out no later
th an a few seconds af terth eve hicle is star ted.
The components of there stra int sy stem are then
functional. Malfunctioning
restra int sy stem A malfunction has occur
red in there stra int sys‐
te m if:
R the6 restra int sy stem warning lamp does
not light up when the ignition is switched on
R the6 restra int sy stem warning lamp
lights up continuously or repeatedly during a
journey &
WARNING Risk of inju ryor fata l injury
due toa malfunction in there stra int sys‐
tem
If th ere stra int sy stem is malfunctioning,
re stra int sy stem components may be trig‐ ge
red unintentionally or might not be trig‐
ge red at all in theev ent of an accident. This
may af fect the seat belt tensioner or airbag,
fo rex ample. #
Have there stra int sy stem checked and
re paired immediately at a qualified spe‐
cialist workshop. Fu
nction of there stra int sy stem in an acci‐
dent How
there stra int sy stem works is de term ined by
th e se verity of the impact de tected and the type
of accident anticipated:
R Frontal impact
R Rear impact
R Side impact
R Rollover
The activation thre sholds forth e components of
th ere stra int sy stem are de term ined based on
th eev aluation of the sensor values measured at
va rious points in theve hicle. This process is pre-
em ptive in nature. The triggering/deployment of th
e components of there stra int sy stem must
ta ke place in good time at thest art of the colli‐
sion.
Fa ctors whi chcan only be seen and measu red
af te r a collision has occur red cann otplay a deci‐
sive role in airbag deployment, nor do they pro‐
vide an indication of airbag deployment.
The vehicle may be deformed significantly with‐
out an airbag being deplo yed. This is the case if
only parts which are relatively easily deformed
are af fected and thera te ofvehicle deceleration
is not high. Con versely, an airbag may be
deplo yedev en though theve hicle suf fers only
minor deformation. If very rigid vehicle parts
such as longitudinal members are hit, forex am‐
ple, this may result in suf ficiently high le vels of
ve hicle deceleration. Occupant saf
ety33

front airbag. The
PASSENGER AIR BAG OFF indi‐
cator lamp may be lit continuously or be off.
If th ePA SSENGER AIR BAG OFF indicator lamp
and the6 restra int sy stem warning lamp
light up simultaneousl y,the front passenger seat
may not be used. Also in this case, do not fit a
ch ild restra int sy stem tothe front passenger
seat. Ha veautomatic front passenger front air‐
bag shutoff checked and repaired immediately at
a qu alified specialist workshop.
St atus display
If th e front passenger seat is occupied, ensure,
bo th before and during the journe y,that thest a‐
tus of the front passenger front airbag is cor rect
fo rth e cur rent situation.
Af terfitting a rear wa rd-facing child restra int
sy stem tothe front passenger seat:
PA SSENGER AIR BAG OFF must be lit continu‐
ousl y. &
WARNING Risk of inju ryor death from
using a rear wa rd-facing child restra int
sy stem when the front passenger front
airbag is enabled
If yo u secure a child in a rear wa rd-facing
ch ild restra int sy stem on the front passenger
seat and thePA SSENGER AIR BAG OFF indi‐
cator lamp is off, the front passenger airbag
can deploy in theev ent of an accident.
The child could be stru ck bythe airbag.
Alw ays ensure that the front passenger air‐
bag is disabled. The PASSENGER AIR BAG
OFF indicator lamp must be lit.
NEVER use a rear wa rd-facing child restra int
sy stem on a seat pr otected byan ENABLED
FRONT AIRB AGin front of it, DE ATH or SERI‐
OUS INJU RYtotheCH ILD can occur. When
fitting a child restra int sy stem tothe front
passenger seat, obser vetheve hicle-specific
information (→ page54).
Also, always obser vethe no tes on rear wa rd-
fa cing or forw ard-facing child restra int sy stems
on the front passenger seat (→ page 55).Depending on
thech ild restra int sy stem and the
st ature of thech ild, thePA SSENGER AIR BAG
OFF indicator lamp may be off. In this case, do
not fit th ere ar wa rd-facing child restra int sy stem
to the front passenger seat.
Ins tead, fit th ere ar wa rd-facing child restra int
sy stem toa suitable rear seat.
Af terfitting a forw ard-facing child restra int
sy stem tothe front passenger seat: depend‐
ing on thech ild restra int sy stem and thest ature
of thech ild, PASSENGER AIR BAG OFF may be lit
continuously or be off. Alw ays obser vethefo l‐
lowing information. 44
Occupant saf ety

&
WARNING Risk of inju ryor death due to
incor rect positioning of thefo rw ard-
fa cing child restra int sy stem
If yo u secure a child in a forw ard-facing child
re stra int sy stem on the front passenger seat
and you position the front passenger seat too
close tothe cockpit, in theeve nt of an acci‐
dent, thech ild could:
R Come into con tact wi th theve hicle inte‐
ri or if thePA SSENGER AIR BAG OFF indi‐
cator lamp is lit, forex ample.
R Bestru ck bythe airbag if thePA SSENGER
AIR BAG OFF indicator lamp is off. #
Alw ays mo vethe front passenger seat
as far back as possible and fully retract
th e seat cushion length adjustment.
Alw ays make sure that the shoulder belt
st ra p is cor rectly routed from the seat
belt outlet on theve hicle tothe shoul‐
der belt guide on thech ild restra int sys‐
te m. The shoulder belt stra p must be
ro uted forw ards and down wards from
th e seat belt outlet. If necessar y,adjust th
e seat belt outlet and the front
passenger seat accordingly. #
Alw ays obser vethech ild restra int sys‐
te m manufacturer's ins tallation instruc‐
tions. When
fitting a child restra int sy stem tothe front
passenger seat, obser vetheve hicle-specific
information (→ page 55).
If a person is sitting on the front passenger
seat: PASSENGER AIR BAG OFF may be lit con‐
tinuously or be off, depending on the person's
st ature.
A person on the front passenger seat must
alw ays obser vethefo llowing information:
R Ifth e front passenger seat is occupied byan
adult or a person with a stature cor respond‐
ing tothat of an adult, thePA SSENGER AIR
BA G OFF indicator lamp must be off. This
indicates that the front passenger front air‐
bag is enabled.
If th ePA SSENGER AIR BAG OFF indicator
lamp is lit continuousl y,an adult or person
with a build cor responding tothat of an adult should not use
the front passenger seat.
Ins tead, they should use a rear seat.
R Ifth e front passenger seat is occupied by a
person of smaller stature (e.g. a teenager or
small adult), thePA SSENGER AIR BAG OFF
indicator lamp either lights up continuously
or remains off, depending on there sult of the
classi fication.
- Ifth ePA SSENGER AIR BAG OFF indicator
lamp is off: mo vethe front passenger
seat as far back as possible, or the per‐
son of smaller stature should use a rear
seat.
- Ifth ePA SSENGER AIR BAG OFF indicator
lamp is lit continuously: the person of
smaller stature should not use the front
passenger seat. &
WARNING Risk of inju ryor death when
th ePA SSENGER AIR BAG OFF indicator
lamp is lit
If th ePA SSENGER AIR BAG OFF indicator
lamp remains lit af terth e sy stem self-test,
th e front passenger airbag is disabled. It will Occupant saf
ety45

Yo
u will need toper form certain settings your‐
self. #
Ifth e seat belt pre-tensioning is not reduced,
mo vethe seat backrest back slightl y.
The locking mechanism releases. Fu
nction of PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus) PRE-
SAFE®
PLUS can de tect cer tain impacts,
particular lyan imminent rear impact, and take
pre-em ptive measures toprotect theve hicle
occupants. These measures cannot necessarily
pr eve nt an imminent impact.
PRE-SAFE ®
PLUS can implement thefo llowing
measures independently of each other:
R Tightening the seat belts on the driver's seat
and front passenger seat.
R Activating there ar hazard warning lights at a
higher flashing frequenc y.
R Increasing brake pressure when theve hicle
is stationar y.This brake application is cancel‐
led automatically when theve hicle pulls
aw ay. If an accident did not occur,
the pre-em ptive
measures that we retake n are reve rsed.
Sy stem limitations
The sy stem will not initiate any action in thefo l‐
lowing situations:
R when reve rsing
or
R when theve hicle is towing a trailer and there
is a risk of a rear impact
The sy stem will not initiate any braking applica‐
tion in thefo llowing situations:
R whilst driving
or
R when entering or exiting a parking space
while using Active Parking Assist Information on PRE-
SAFE®
Impulse Side If an imminent side impact is de
tected, PRE-
SA FE®
Impulse Side can pre-emptively mo vethe
front seat vehicle occupant's upper body
to wa rdsth e cent reoftheve hicle. It does this by ra
pidly inflating an air cushion in the outer seat
side bols ter of the seat backrest on the side on
which the impact is anticipated. This increases
th e dis tance between the door and theve hicle
occupant.
If PRE-SAFE ®
Impulse Side has been deplo yed or
is faulty, thePRE-SAFE impulse side inoperative
See Owner's Manual display message appears
(→ page 466). Children in
theve hicle Note
s onthe safe transportation of children &
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could:
R ope rate ve hicle equipment and become
trapped, forex ample. Occupant saf
ety47

In addition,
children could also set theve hi‐
cle in motion, forex ample, by:
R releasing the parking brake.
R shifting the automatic transmission out of
park position j.
R starting the engine. #
Never lea vechildren and animals unat‐
te nded in theve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tothe digital vehicle
ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. &
WARNING Risk offata l injury due to
ex posure toextreme heat or cold in the
ve hicle
If people –particularly children – are exposed
to extreme temp eratures over an extended
pe riod of time, there is a risk of serious or
ev en fata l injury! #
Never lea veanyone – pa rticularly chil‐
dren – unat tended in theve hicle. #
Never lea veanimals in theve hicle unat‐
te nded. &
WARNING Risk of bu rns when thech ild
seat is exposed todirect sunlight
If th ech ild restra int sy stem is exposed to
direct sunlight or heat, parts could heat up.
Children could suf fer burns on these parts,
particularly on me tallic parts of thech ild
re stra int sy stem. #
Alw ays make sure that thech ild
re stra int sy stem is not exposed to
direct sunlight. #
Protect it with a blank et,fo rex ample. #
Ifth ech ild restra int sy stem has been
ex posed todirect sunlight, allow it to
cool before secu ring a child into it. #
Never lea vechildren unat tended in the
ve hicle. To
impr oveprotection forch ildren younger than
12 years old or under 1.50 m in height,
Mercedes-Benz recommends you obse rvethe
fo llowing information:
R Only secure children using a child restra int
sy stem which is appropriate tothe height,
age and weight of thech ild and recommen‐
ded and suitable for Mercedes-Benz vehicles.
Be sure toobser vethe instructions for cor‐
re ct use of thech ild restra int sy stem.
R Alw aysfit a child restra int sy stem toare ar
seat if possible.
R Onlyuse thefo llowing securing sy stems for
ch ild restra int sy stems:
- the seat belt sy stem
- the ISOFIX or i-Size mounting brac kets
- theTo pTe ther anchorages
R Follow the manufacturer's ins tallation
instructions forth ech ild restra int sy stem.
R Obser vethewa rning labels in theve hicle
interior and on thech ild restra int sy stem. 48
Occupant saf ety

Boot lid automatic
reve rsing function
If an object obstructs the boot lid during the
automatic closing process, the boot lid will open
again automaticall y.The automatic reve rsing
function is only an aid and is not a substitute for
yo ur attentiveness. #
When closing, make sure that no body parts
are in the closing area. &
WARNING Risk of becoming trapped
despi tereve rsing function
The reve rsing function does not react:
R tosoft, light and thin objects, e.g. fingers.
R overth e last 8 mm of the closing path.
In these situations in particular, there ve rsing
function cannot pr event someone being trap‐
ped. #
When closing, ma kesure that no body
parts are in the closing area. #
If someone is trapped, use one of the
fo llowing options:
R Press thep button on thekey. R
Press there mo teoperating switch
on the driver's door.
R Press the closing or locking button
on the boot lid.
R Press theto p of thest ar on the boot
lid. HANDS-FREE
ACCESS function Wi
th HANDS-FREE ACCESS you can open, close
or inter rupt boot lid mo vement byper form ing a
kicking mo vement under there ar bumper.
The kicking mo vement triggers the opening or
closing process alternately.
Obser vethe no tes when opening (→ page76 )
and closing (→ page77)th e boot lid.
% Awa rning tone sounds while the boot lid is
opening or closing. &
WARNING Risk of bu rns caused bya hot
ex haust sy stem
The vehicle exhaust sy stem can become very
hot. If you use HANDS-FREE ACCESS, you
could bu rnyourself by touching theex haust
sy stem. #
Alw ays ensure that you on ly ma ke a
kicking mo vement within the de tection
ra nge of the sensors. Opening and closing
79