warning light MERCEDES-BENZ C-CLASS SALOON 2018 Owners Manual

1
Steering wheel gearshift paddles →
183
2 Combination swit ch →
137
3 DIRECT SELECT le ver →
181
4 Multimedia sy stem display →
297
5 Glovecompa rtment →
11 6
6 Start/ stop button →
167
7 Climate cont rol sy stems →
15 6
8 Control elements forth e multimedia sy stem →
297
9 Hazard warning lights →
13 8
A PASSENGER AIRB AGindicator lamps →
43
B Stow age compartment →
11 6
C Control panel forth e multimedia sy stem →
298
D Switches the control knob forvo lume and
sound on/off →
297
E Swit ches the multimedia sy stem on/off →
297
F Rear wind ow roller sunblind →
87
G ECO start/ stop function →
175 H
Active Parking Assist →
247
I Sets theve hicle le vel →
234
J DYNA MIC SELECT switch →
178
K Control panel forth e multimedia sy stem
(s te ering wheel) →
270
L Adjusts thesteering wheel →
111
M Control panel forth e on-board computer →
270
Operating cruise contro l ortheva riable limiter →
216
Operating Active Dis tance Assi stDISTRONIC →
220
N Diagno stics connection →
26
O Opens the bonn et →
408
P Electric parking brake →
19 8
Q Light switch →
13 5
R Control panel for:
Ac tive Steering Assist →
226
Ac tive Lane Keeping Assist →
261 At
aglance – Cockpit 7

1
Speedom eter →
269
2 L Distance warning →
552
3 00CC Powe r-assis tedsteering malfunction →
557
4 003E003D Indicators →
137
5 Multifunction display →
273
6 Rev counter →
269
7 00B9 Engine diagnostics →
553
8 0028 Diesel engine: preglow
9 0024 Electric parking brake applied (red) →
546
A 004D Brakes (red) →
546
B 00AC Coolant too hot/cold →
553
C Coolant temp erature display →
269
D 004D Brakes (yellow) →
546
E 0024 Electric pa rking brake (yellow) →
546 F
0025 ABS malfunction →
546
G 0075 Restra int sy stem →
33
H 00E9 Seat belt not fastened →
552
I 0057 High beam →
137
J 0058 Low beam →
13 5
K 00B6 Fuelreser vewith fuel filler flap location
indicator →
553
L Fuel le vel display
M 0060 Standing lights →
13 5
N 005E Rear fog light →
13 6
O 0077 Tyre pressure monitoring sy stem →
556
P 00BB ESP®
OFF →
546
Q 00E5 ESP®
→
546 At
aglance – Warning and indicator lamps 11

1
Speedom eter →
269
2 003E003D Indicators →
137
3 Multifunction display →
273
4 005E Rear fog light →
13 6
5 0057 High beam →
137
0058 Low beam →
13 5
0060 Standing lights →
13 5
6 Rev counter →
269
7 00AC Coolant too hot/cold →
553
8 Coolant temp erature display →
269
9 L Distance warning →
552
A 00E9 Seat belt not fastened →
552
B 0077 Tyre pressure monitoring sy stem →
556
C 00CC Powe r-assis tedsteering malfunction →
557
D 0024 Electric pa rking brake (yellow) →
546 E
0024 Electric pa rking brake applied (red) →
546
F 0075 Restra int sy stem →
33
G 00CA Trailer hit chnot operational →
557
H 004D Brakes (red) →
546
I 00B6 Fuelreser vewith fuel filler flap location
indicator →
553
J Fuel le vel display
K 00CC Suspension malfunction →
552
L 004D Brakes (yellow) →
546
M 003D Electrical fault →
553
N 00B9 Engine diagnostics →
553
O 0028 Diesel engine: preglow
P 0025 ABS malfunction →
546
Q 00BB ESP®
OFF →
546
00E5 ESP®
→
546 At
aglance – Warning and indicator lamps 13

1
QR code for accessing there scue card →
28
2 Safetyve sts →
425
3 Buttons forth e SOS emer gency call sy stem
and breakdown assis tance →
365
4 Tocheck and top up operating fluids →
475
5 Totow- start and tow aw ay →
439
6 Flat tyre →
427
7 Starting assis tance →
437
8 Haza rdwa rning lights →
13 8 9
Fire extinguisher →
427
A Fuelfiller flap with instruction labels for tyre
pressu re, fuel type and QR code for accessing
th ere scue card →
187
B Totow- start and tow aw ay →
439
C TIREFIT kit →
429
D First-aid kit (so ftsided) →
426
E Warning triangle →
426 At
aglance – Emer gencies and breakdowns 19

Calling up
the Digital Owner's Manual
Multimedia sy stem:
0018 Vehicle 0019
Õ Owner's Manual 0007
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 media).
The Digital Owner's Manual describes the func‐
tion and operation of theve hicle and the multi‐
media 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 warnings, can be made visible byhigh‐
lighting and pressing them.
0009 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 the0075 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 the0075 restra int sy stem warning lamp does
not light up when the ignition is switched on
R the0075 restra int sy stem warning lamp
lights up continuously or repeatedly during a
journey 000A
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. 0007
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 Onlyfor cer tain countries: rollo ver
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 do not play a deci‐
sive role in the deployment of an airbag. Nordo
th ey prov ide 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 the0075 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. 000A
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 (0013 page 68).
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. 000A
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 theev ent 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. 44
Occupant saf ety

0007
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. 0007
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 (0013 page 68).
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. 000A
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
not be deplo yed in theeve nt of an accident.
In this case, the front passenger airbag can‐
not per form its intended pr otective function,
e.g. when a person is seated in the front
passenger seat.
That person could, forex ample, come into
contact with theve hicle interior, especially if
th e person is sitting too close tothe cockpit.
If th e front passenger seat is occupied,
alw ays ensure that:
R The classification of the person in the
front passenger seat is cor rect and the Occupant saf
ety45

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 Safely transporting
children in theve hicle Alw
ays obser vewhen children are tr avelling
in theve hicle 0009
Also strictly obser vethe saf ety no tesfo rthe
specific situation. In this wa yyo u can recog‐
nise po tential risks and avoid dangers if chil‐
dren are tr avelling in theve hicle
(0013 page 48).
Be diligent
Bear in mind that neglecting tosecure a child in
th ech ild restra int sy stem may ha veserious con‐
sequences. Alw ays be diligent in securing a child
carefully before every journe y. To
impr ove pr otection forch ildren younger than
12 years old or under 1.50 m in height,
Mercedes-Benz recommends you obse rvethe
fo llowing information:
R Alw ays secure thech ild in a child restra int
sy stem suitable forth is Mercedes-Benz vehi‐
cle.
R The child restra int sy stem must be appropri‐
ate tothe age, weight and size of thech ild.
R The vehicle seat must be suitable forfitting a
ch ild restra int sy stem (0013 page54).
Ac cident statistics show that children secured
on there ar seats are generally sa ferth an chil‐
dren secured on the front seats. Forth is reason,
Mercedes-Benz stronglyadvises that youfit a
ch ild restra int sy stem toare ar seat.
Generic term"child restra int sy stem"
The generic term child restra int sy stem is used
in this Owner's Manual. A child restra int sy stem
is, forex ample:
R a baby car seat
R are ar wa rd-facing child seat Occupant saf
ety47

Mercedes‑Benz
recommends Mercedes-Benz
care products for cleaning child restra int sys‐
te ms recommended byMercedes-Benz.
Only use child restra int sy stems which are in
proper working condition 000A
WARNING Risk of inju ryor death caused
by the use of damaged child restra int
sy stems
Child restra int sy stems or their retaining sys‐
te ms that ha vebeen subjec tedto a load in
an accident may then not be able toper form
th eir intended pr otective function.
The child cannot be restra ined in theeve nt of
an accident, heavy braking or a sudden
ch ange of direction. 0007
Alw aysre place child restra int sy stems
immediately that ha vebeen damaged or
in vo lved in an accident. 0007
Have the securing sy stems forth ech ild
re stra int sy stems checked at a qualified
specialist workshop before ins talling a
ch ild restra int sy stem again. Av
oiding direct sunlight 000A
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. 0007
Alw ays make sure that thech ild
re stra int sy stem is not exposed to
direct sunlight. 0007
Protect it with a blank et,fo rex ample. 0007
Ifth ech ild restra int sy stem has been
ex posed todirect sunlight, allow it to
cool before secu ring a child into it. 0007
Never lea vechildren unat tended in the
ve hicle. Obser
vewhen stopping or parking 000A
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If yo u lea vechildren unat tended in theve hi‐
cle, they may be able toset theve hicle in
motion, forex ample by:
R releasing the parking brake.
R shifting the automatic transmission out of
park position 005Dor shifting manual trans‐
mission into idle position.
R starting the engine.
In addition, they may operate vehicle equip‐
ment and become trapped. 0007
Never lea vechildren and animals unat‐
te nded in theve hicle. 0007
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. 50
Occupant saf ety