2018 MERCEDES-BENZ C-CLASS SALOON overheating

Selecting
the massage prog ramme for the
front seats Multimedia sy
stem:
0018 Vehicle 0019
a Seats 0007
Select Driver's seat orPassenger . 0007
Select Massage. 0007
Select a massage programme.
The massage programme runs for appro x‐
ima tely 9to 15 minutes, depending on the
setting. 0007
Toset the massage intensit y:switch High
intensity on0073 or off 0053. Re
setting seat adjustments Multimedia sy
stem:
0018 Vehicle 0019
a Seats 0019
Reset 0007
Select YesorNo.
Depending on whe ther the settings forth e driver
or front passenger seat are selected, only the
selected seat can be reset. Switching
the seat heating on/off 000A
WARNING Risk of bu rns due torepeat‐
edly switching on the seat heater
Re peatedly switching on the seat heater can
cause the seat cushion and seat backrest
padding tobecome very hot.
The health of persons with limited temp era‐
ture sensitivity or a limited ability toreact to
high temp eratures may be af fected or they
may even su ffer burn-like injuries. 0007
Do not repeatedly switch on the seat
heater. To
protect against overheating, the seat heating
may be temp orarily deactivated af ter it is
switched on repeatedly.
000E NO
TEDama getothe seats caused by
objects or documents when the seat
heater is switched on When
the seat heater is switched on, over‐
heating can occur due toobjects or docu‐ ments placed on
the seats e.g. seat cushions
or child seats. This could cause damage to
th e seat sur face. 0007
Makesure that no objects or docu‐
ments are on the seats when the seat
heater is switched on. Re
quirements:
R the po wer supp lyis switched on Seats and
stowing 109

000A
WARNING Risk of accident due to
unsuitable foot we ar
Operating the pedals may be impaired by
we aring unsuitable foot we ar, e.g.:
R plat form shoes
R high-heeled shoes
R slippers 0007
Alw ayswe ar suitable foot we ar when
driving so that you can operate the ped‐
als safel y. 000A
WARNING Risk of accident when switch‐
ing off the ignition when driving
If yo u swit choff the ignition while driving,
saf ety functions are restricted or no longer
av ailable. This may af fect the po werst eering
sy stem and the brake forc e boosting, for
ex ample.
Yo u will then need touse considerably more
fo rc eto steer and brake. 0007
Do not switch off the ignition while driv‐
ing. 000A
DANG ER Risk of fata l injuries due to
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and can lead topoisoning. 0007
Never lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation. 000A
WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift down on slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction. 0007
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. 000A
DANG ER Risk of fata l injuries due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case, forex ample, if theve hi‐
cle is stuck in sn ow. 0007
When the engine or thest ationary
heater are running, keep theta ilpipe
and the area around theve hicle clear of
sno w. 0007
Open a window on the side of theve hi‐
cle facing the wind toensure an ade‐
qu ate supply of fresh air. 000A
WARNING Risk of accident due tothe
brake sy stem overheating
If yo u lea veyour foot on the brake pedal
when driving, the brake sy stem may over‐
heat.
This increases the braking dis tance and the
brake sy stem may evenfa il. 17 2
Driving and pa rking

000A
WARNING Risk of accident when using
tyre sealant
In thefo llowing situations, the tyre sealant is
unable toprov ide suf ficient breakdown assis‐
ta nce, as it is unable toseal the tyre prop‐
er ly:
R there are cuts or punctures in the tyre
lar gerth an those pr eviously mentioned.
R the wheel rim is dama ged.
R you ha vedriven at very low tyre pres‐
sures or on a flat tyre. 0007
Do not drive on. 0007
Consult a qualified specialist workshop. 000A
WARNING Risk of inju ryand poisoning
from tyre sealant
Ty re sealant is hazardous tohealth and cau‐
ses ir rita tion. Do not allow it tocome into
contact wi thyour skin, eyes or clo thing, and
do not swallow it. Do not inhale any vapours.
Ke ep the tyre sealant away from children. Obser
vethefo llowing if you come into con‐
ta ct wi th the tyre sealant: 0007
Rinse off the tyre sealant from your skin
using water immediatel y. 0007
If tyre sealant gets into your eyes, thor‐
oughly rinse them using clean water
immediatel y. 0007
If tyre sealant has been swallowe d,
th oroughly rinse out your mouth imme‐
diately and drink plenty of water.Do not
induce vomiting and seek medical
attention immediately. 0007
Change out of clo thing which has come
into con tact wi thtyre sealant immedi‐
ately. 0007
If an alle rgic reaction occurs, seek med‐
ical attention immediatel y. 000E
NO
TEOverheating due tothe tyre infla‐
tion compressor running too long 0007
Do not runth e tyre inflation compres‐
sor for longer than ten minu tes without
inter ruption. Comply with
the manufacturer's saf ety no tes on
th est icke r on the tyre inflation compressor.
Ha ve the tyre sealant bottle replaced in a quali‐
fi ed specialist workshop every five years. 0007
Do not remo veany fore ign objects which
ha ve entered the tyre. 0007
Affix pa rt1 ofthe TIREFIT sticke rto the
instrument clus ter within the driver's field of
vision. 0007
Affix pa rt2 ofthe TIREFIT sticke r near the
va lve on the wheel with the defective tyre. 430
Breakdown assis tance

Ve
hicles with a tyre pressure monitoring
sy stem: For a few minutes af ter an emer‐
ge ncy spa rewheel is fitted, the sy stem may
st ill display the tyre pressure of there mo ved
wheel.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (0013 page449)
R Tyre pressure table (0013 page 450) Re
moving the eme rgency spa rewheel The eme
rgency spare wheel is secured in the
emer gency spa rewheel bag in the boot. 0007
Obser vethe information on mounting tyres
(0013 page 458). 0007
Open the boot. 0007
Detach thefast ening stra ps. 0007
Unhook there taining spring hooks of thefa s‐
te ning stra ps from the brac kets. 0007
Remo vethe emer gency spa rewheel bag with
th e emer gency spa rewheel. 0007
Open the emer gency spa rewheel bag and
re mo vethe emer gency spa rewheel. Collapsible spa
rewheel Inflating
the collapsible emer gency spare
wheel 000E
NO
TEDama getothe collapsible spare
wheel when lo wering theve hicle Lo
we ring theve hicle without pr eviously
inflating the collapsible spare wheel can
damage its rim. 0007
Inflate the collapsible spare wheel using
th e tyre inflation compressor before
lo we ring theve hicle. 000E
NO
TEOverheating due tothe tyre infla‐
tion compressor running too long 0007
Do not runth e tyre inflation compres‐
sor for longer than eight minutes with‐
out inter ruption. Re
quirements:
R Obser vethe manufacturer's saf ety no tes on
th e tyre inflation compressor label and on
th e tyre sealant bottle.
R Mount the collapsible emer gency spa re
wheel as desc ribed (0013 page 466).
The collapsible emer gency spa rewheel must
be moun ted before it is inflated.
R Remo vethe tyre inflation compressor from
th estow age space under the boot floor
(0013 page 429). Wheels and tyres
469

000A
WARNING Risk of an accident due to
va pour poc kets form ing in the brake sys‐
tem
The brake fluid constantly absorbs moisture
from the air. This lo wersthe boiling point of
th e brake fluid. If the boiling point is too lo w,
va pour poc kets may form inthe brake sys‐
te m when the brakes are applied hard.
This impairs the braking ef fect. 0007
Have the brake fluid rene we d at the
specified inter vals. Ha
ve the brake fluid regularly replaced at a
qu alified specialist workshop.
Only use brake fluid appr ovedby Mercedes-Benz
according toMB-F reigabe or MB-Appr oval 33 1.0.
Yo u can obtain fur ther information on brake fluid
in thefo llowing places:
R inthe Mercedes-Benz Specifications for
Operating Fluids
- at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo App
R at a qualified specialist workshop Coolant
Note
s on coolant
Obser vethe no tes on operating fluids
(0013 page475). 000A
WARNING Risk offire ‑ and inju ryfrom
antifreeze
If antifreeze comes into contact with hot
component parts in the engine compart‐
ment, it may ignite. 0007
Allow the engine tocool down before
yo uto p up the antif reeze. 0007
Make sure that no antifreeze spills out
next tothefiller opening. 0007
Thoroughly clean the antif reeze from
component parts before starting the
ve hicle. 000E
NO
TEDama gecaused byincor rect cool‐
ant 0007
Only add coolant that has been pre‐
mixed with therequ ired antifreeze pro‐
te ction.
Information on coolant is available at thefo l‐
lowing locations:
R inthe Mercedes-Benz Specification for
Operating Fluids 310.1
- at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop 000E
NO
TEOverheating at high outside tem‐
peratures If an inapp
ropriate coolant is used, the
engine cooling sy stem is not suf ficiently pro‐
te cted against overheating and cor rosion at
high outside temp eratures. 0007
Alw ays use coolant appr ovedby
Mercedes-Benz. Te
ch nical da ta483

Display messages
Possible causes/consequences and 0050
0050Solutions
Top up AdBlue Perf.
reduced: XXX km/h No
start in XXX km
00C8
Top up AdBlue Perf.
reduced in XXX miles See
Owner's Manual *
The low AdBlue ®
leve l will lead tolimited per form ance af terth ere maining dis tance displ ayed has been driven. 0007
Top up AdBlue ®
immediately (0013 page 191). Tr
ansmission Display messages
Possible causes/consequences and 0050 0050Solutions
Transmission Malfunction
Stop *
The transmission is malfunctioning. The transmission shifts toposition 005Cautomaticall y. 0007
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. 0007
Switch the transmission toposition 005D. 0007
Consult a qualified specialist workshop.
Stop vehicle Leave engine
running Wait Transmission
cooling *T
he transmission is overheating. Pulling away may be temp orarily impaired or not possible. 524
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and 0050
0050Solutions 0007
Untilthen, manually set the transmission toposition 005Dbefore you swit choff the engine. 0007
Before leaving theve hicle, apply the electric parking brake.
Clutch overheated Avoid
pulling away for XX:XX mins *T
he clutch is under considerable load and is overheating.
Av oid frequent pulling away and driving at walking pace over longer dis tances. 0007
Stop theve hicle, paying attention toroad and traf fic conditions, and le avethe engine running.
The clutch will cool more quickly when the engine is running.
or 0007
If possible, continue driving at a steady speed and remo veyour foot from the clutch pedal. Do not ride the
clutch.
The clutch will cool while theve hicle is in motion.
When the clutch has cooled down, the display message will disappear.
Depress clutch fully to
start engine *Y
ou ha veattem ptedto start the engine without depressing the clutch pedal. 0007
Depress the clutch pedal and then start the engine.
The engine has stalled while theve hicle was pulling away, e.g. because the clutch pedal wasre leased tooqu ickl y. 0007
Dep ress the clutch pedal again.
The engine will start automaticall y. 0007
Slowly release the clutch pedal topull away.
N permanently active Risk
of vehicle rolling *
While theve hicle is rolling or while you are driving, the transmission has been shif tedto position 005C. 0007
Depress the brake pedal tostop and, when theve hicle is stationar y,shift the transmission toposition 005D. 526
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and 0050
0050Solutions
Tyre press. monitor inoper-
ative 000A
WARNING Thereis a risk of an accident if the tyre pressure monitoring sy stem is malfunctioning
If th e tyre pressure monitoring sy stem is malfunctioning, it is not able toissue a warning if there is pressure
loss in one or more of the tyres.
Ty res with insuf ficient tyre pressure ma y,forex ample, af fect theve hicle's handling characteristics, steering and
braking. ‑ 0007
Have the tyre pressure monitoring sy stem checked at a qualified specialist workshop. 0007
Consult a qualified specialist workshop.
Tyre(s) overheated *A
t least one tyre is overheating. The af fected tyres are displ ayed in red. At temp eratures close tothe limit value,
th e tyres are displa yed in yello w. 0007
Drive more sl owly.
Reduce speed *A
t least one tyre is overheating. The af fected tyres are displ ayed in red. At temp eratures close tothe limit value,
th e tyres are displa yed in yello w. 000A
WARNING Risk of an accident from driving wi thove rheated tyres
Overheated tyres may bur st, particularly at high speeds. 0007
Reduce speed so that the tyres cool down. 0007
Reduce speed so that the tyres cool down.
*T he tyre pressure loss warning sy stem generated a displ aymessa geand has not been restar ted since. 532
Display messages and warning/indicator lamps