brake MERCEDES-BENZ C-CLASS SALOON 2018 Repair Manual

The
following display con tent can be selected in
th eClassic andSport designs:
R Rev counter
R Navigation
R ECO display
R Consu mption
R G-m eter
The following con tent can be selected in thePro-
gressive design:
R Date
R Navigation
R ECO display
R Consu mption
R G-m eter Overview of displa
yson the multifunction
display 1
Outside temp erature
2 Time
3 Display section
4 Transmission position
5 Drive prog ram Fu
rther displa yson the multifunction display:
0097 Gearshift
recommenda‐
tion(0013 page 184)
ë Active Parking Assist activated
(0013 page247)
é Parking Assist PARKTRONIC deacti vated
( 0013 page 238)
00B2 Cruise control(0013
page214)
00CB Speed limi
ter (0013 page215)
ç Active Dis tance Assi st
DISTRONIC( 0013page 218)
00D4 Ac
tive Brake Assi st(0013 page214)
è Active Steering Assis t(0013 page 224)
00B0 Ac
tive Lane Keeping Assist
(0013 page 259)
± Active Lane Change
Assi st(0013 page 227)
00D6 ECO
start/ stop function (0013 page173)
00D9 HOLD fu
nction (0013 page 230)
00CE Ad
aptive Highbeam Assist
(0013 page140) Instrument Displ
ayand on-board computer 273

Re
quirements forth e ins tallation:
R The ignition is switched on.
R The engine is not running.
R Notes and warnings ha vebeen read and
accep ted.
R The parking brake is applied.
If all requirements are met, the update will be
ins talled. The multimedia sy stem cann otbe
operated while the update is being ins talled and
ve hicle functions are restricted.
If er rors should occur during the ins tallation, the
multimedia sy stem automatically attem ptsto
re store the pr evious version. If restoration of the
pr ev ious version is not possible, a symbol
appears on the cent reconsole displ ay. Please consult a
qualified specialist workshop to
re solve the problem. Re
set function Multimedia sy
stem:
0018 System 0019
Reset
Pe rsonal data is dele ted, forex ample:
R Station presets
R Connec ted mobile phones 0007
Select Yes.
If PIN pr otection is activated, a prom ptappears
asking if you also wish torestore this to thefa c‐
to ry settings during a reset. 0007
Select Yes. 0007
Enter the cur rent PIN.
The PIN is reset.
or 0007
Select No.
The cur rent PIN stay sth e same af terre set‐
ting.
0009 Ifyo u ha veforg ottenyo ur PIN, a Mercedes-
Benz service centre can deactivate the PIN
pr otection foryo u.
A prom ptappears again asking whe ther you
re ally wish toreset. 0007
Select Yes.
The multimedia sy stem is reset tothefa ctory
settings. Fi
t & Healthy ENE
RGIZING comfort Multimedia sy
stem 317

Cleaning and care
Information on
washing theve hicle in a car
wa sh 000A
WARNING Risk of an accident due to
re duced braking po wer af terwa shing the
ve hicle
Braking ef ficiency is reduced af terwa shing
th eve hicle. 0007
Afterth eve hicle has been washed,
brake carefully while paying attention to
th e traf fic conditions until braking
po we r has been fully restored. 000E
NO
TEDama gedue tounsuitable car
wa sh 0007
Before driving into a car wash make
sure that the car wash is suitable for
th eve hicle dimensions. 0007
Ensure there is suf ficient ground clear‐
ance between the underbody and the
guide rails of the car wash. 0007
Ensure that the clearance width of the
car wash, in particular the width of the
guide rails, is suf ficient. To
avo id damage to yourvehicle when using a
car wash, ensure thefo llowing beforehand:
R Active Dis tance Assi stDISTRONIC and the
HOLD function are deactivated.
R the 360° Camera or there ve rsing camera is
switched off.
R the side windo wsand sliding sun roof are
comple tely closed.
R the blo werfo rth eve ntilation/heating is
switched off.
R the windscreen wiper switch is in position
005A.
R in car washes with a con veyo r sy stem: neu‐
tral 005Cis engaged.
R theke y is at a minimum dis tance of 3 m
aw ay from theve hicle, otherwise the boot lid
could open unintentionally.
0009 Ifyo uwo uld like tolea vetheve hicle while it
is being washed, make sure theke y is loca‐ te
d in theve hicle. The 005Dgear is otherwise
automatically engaged.
0009 If, af terth e car wash, youre mo vethewax
from the windscreen and wiper rubbers, this
will pr event smearing and reduce wiper
noise. Information on using a high-p
ressure cleaner 000A
WARNING Risk of an accident when
using high-pressure cleane rswith circu‐
lar jet nozzles
The wate r jet of a circular jet nozzle (dirt
grinder) can cause extern ally invisible dam‐
age tothe tyres or chassis parts.
Components damaged in this wa y may unex‐
pec tedly fail. 0007
Do not use high-pressure cleaners with
circular jet nozzles toclean theve hicle. 0007
Have damaged tyres or chassis parts
re placed immediatel y. Maintenance and care
415

Note
s on paint work/matt finish paint workcare Obser
vethefo llowing information: Cleaning and car
eA voiding paintwork damage
Pa intwork R
Insect remains: soak with insect remo ver and rinse off the
trea ted areas af terw ards.
R Bird droppings: soak with water and rinse off af terw ards.
R Tree resin, oils, fuels and greases: remo veby rubbing gen‐
tly wi tha clo thsoaked in petroleum ether or lighter fluid.
R Coolant and brake fluid: remo vewith a damp clo thand
clean water.
R Tarst ains: use tarre mo ver.
R Wax: use silicone remo ver. R
Do not attach sticke rs,fi lms or similar.
R Remo vedirt immediatel y,where possible. Maintenance and care
417

Note
s on care of car parts 000A
WARNING Risk of entrapment if the
windscreen wipers are swit ched on while
th e windscreen is being cleaned
If th e windscreen wipers are set in motion
while you are cleaning the windscreen or
wiper blades, you can be trapped bythe
wiper arm. 0007
Alw ays switch off the windscreen wip‐
ers and the ignition before cleaning the
windscreen or wiper blades. 000A
WARNING Risk of bu rning from theta il‐
pipe or tailpipe trim
The tailpipe and tailpipe trim can become
ve ry hot. If you come into contact with these
car parts, you could burn yourself. 0007
Alw ays be particular lycareful when in
th e vicinity of theta ilpipe and tailpipe
trims and supervise children very
closely when in this area. 0007
Before any con tact, allow the car parts
to cool down. Obser
vethefo llowing information: Note
s on cleaning and car eA voiding vehicle damage
Wheels/rims Usewate r and acid-free wheel cleaners. R
Do not use acidic wheel cleaners toremo vebrake dust.
This could damage wheel bolts and brake components.
R Toavoid cor rosion of the brake discs and brakepads, drive
th eve hicle for a few minutes af ter cleaning before parking
it. The brake discs and brakepads warm up and dry out.
Wi ndo ws
Clean windowsinside and outside with a damp clo thand with
a cleaning agent recommended for Mercedes-Benz. Do not use dry clo
ths or abrasive or sol vent-based cleaning
agents toclean the inside of windo ws.
Wi per blades
Fold out the wiper blades and clean them using a damp clo th.D o not clean the wiper blades too of ten. 420
Maintenance and care

If
th e indicator/warning lamps in the instrument
clus ter do not light up at low temp eratures, it is
ve ry likely that the dischar ged battery has fro‐
zen. In this case you may neither jump-s tart the
ve hicle nor charge the batter y.
The service life of a battery that has been
th awe d may be dramatically shor tened. The
st arting characteristics may be impaired, espe‐
cially at low temp eratures.
It is recommended that you ha veathaw ed bat‐
te ry checked at a qualified specialist workshop.
All vehicles
Plug-in hybrid: obser vethe no tes in the Supple‐
ment. Otherwise, you may failto recognise dan‐
ge rs.
000E NO
TEDama gecaused bynumerous or
ex tended attem ptsto start the engine Nume
rous or extended attem ptsto start the
engine may damage the catalytic con verter
due tonon-combu sted fuel. 0007
Avoid numerous and extended attem pts
to start the engine. Obser
vethefo llowing points during starting
assis tance and when charging the battery:
R Only use undamaged jump lead/charging
cables with a suf ficient cross-section and
insula tedte rm inal clamps.
R Non- insulated parts of thete rm inal clamps
must not come into con tact wi thother me tal
parts while the jump lead/charging cable is
connected tothe battery/jump-s tart connec‐
tion point.
R The jump lead/charging cable must not
come into contact wi thany parts which may
mo vewhen the engine is running.
R Alw ays make sure that nei ther you nor the
battery is elect rostatically charge d.
R Keep away from fire and naked flames.
R Do not lean overth e batter y.
Obser vethe additional following points when
ch arging the battery:
R Only use battery charge rs tested and
appr oved for Mercedes-Benz.
R Read the battery charge r's operating instruc‐
tions before charging the batter y. Obser
vethe additional following points during
st arting assis tance:
R Starting assis tance may only be pr ovided
using batteries with a nominal voltage of
12 V.
R The vehicles must not touch.
R Petrol engine: only acceptstarting assis‐
ta nce if the engine and exhaust sy stem are
cold. St
arting assi stance and charging the12 V
battery Requ
irements:
R The vehicle is secured with the electric park‐
ing brake.
R Automatic transmission: the transmission
is in position 005D.
R Manual transmission: the transmission is in
neutral.
R The ignition and all electrical consumers are
switched off.
R The bonn etis open. Breakdown assis
tance 437

Pe
rm itted towing me thods Ve
hicle equipment/ towing
me thod Bo
th axles on thegr ound Fr
ont axle raised Re
ar axle raised
Ve hicles with manual transmission Yes, maximum 50 km at 50 km/h Yes, maximum 50 km at 50 km/h Yes, maximum 50 km at 50 km/h
Ve hicles with automatic transmis‐
sion Ye
s, maximum 50 km at 50 km/h No Yes, if thesteering wheel is fixe d in
th e cent reposition with a steering
wheel loc k.
4MATIC vehicles Yes, maximum 50 km at 50 km/h No NoTo
wing with a raised axle: towing should be
per form ed byato wing compan y. To
wing theve hicle with bo thaxles on the
gr ound 0007
Obser vethe no tes on the permitted towing
me thods (0013 page 439). 0007
Make sure that the battery is connected and
ch arge d.
Obser vethefo llowing points when the battery is
dischar ged:
R the engine cann otbe star ted
R the electric parking brake cann otbe released
or applied R
vehicles with automatic transmission: the
automatic transmission cannot be shif tedto
position 005Cor005D. 440
Breakdown assis tance

0009
Vehicles with automatic transmission: if
th e automatic transmission cann otbe shif‐
te dto position 005C, orthe multifunction dis‐
play in the instrument clus ter does not show
anything, ha vetheve hicle transpor tedaw ay
( 0013 page442). A towing vehicle with lift‐
ing equipment is requ ired forve hicle trans‐
por tation.
000E NO
TEDama gedue to to wing away at
ex cessively high speeds or over long dis‐
ta nces The driv
etra in could be damaged when tow‐
ing at excessively high speeds or over long
dis tances. 0007
Atowing speed of 50 km/h must not
be exc eeded. 0007
Atowing dis tance of 50 km must not be
exc eeded. 000A
WARNING Risk of accident when towing
a ve hicle which is too heavy
If th eve hicle being tow- star ted or towed
aw ay is heavier than the permissible gross
mass, thefo llowing situations can occur:
R theto wing eye may become de tach ed.
R the car/t railer combination may swer ve
or eve nove rturn. 0007
If ano ther vehicle is tow- star ted or
to we daw ay, its weight must not exceed
th e permissible gross mass of your own
ve hicle. If a
vehicle must be tow star ted or towe daw ay,
its permissible gross mass must not exceed the
permissible gross mass of theto wing vehicle. 0007
Information on the permissible gross mass of
th eve hicle can be found on theve hicle iden‐
tification plate (0013 page473). 0007
Vehicles with automatic transmission: do
not open the driver's door or front passenger
door, otherwise the automatic transmission
automatically shifts toposition 005D. 0007
Fittheto wing eye (0013 page444). 0007
Fasten theto w bar.
000E NO
TEDama gedue toincor rect connec‐
tion 0007
Only connect theto w rope or tow bar to
th eto wing eyes. 0007
Deactivate the automatic locking mechanism
(0013 page81). 0007
Do not activate the HOLD function. 0007
Deactivate tow- aw ay protection
(0013 page 99). 0007
Deactivate Active Brake Assi st
( 0013 page214). 0007
Vehicles with automatic transmission:
shift the automatic transmission toposition
005C. 0007
Vehicles with manual transmission: shift
to neutral 005C. 0007
Release the electric parking brake. Breakdown assis
tance 441

0007
Vehicles with manual transmission:
switch on the ignition, otherwise thesteering
wheel lock may engage. 000A
WARNING Risk of accident due tolimi‐
te d saf ety-re lated functions during the
to wing process
Saf ety-re lated functions are limited or no lon‐
ge rav ailable in thefo llowing situations:
R the ignition is switched off.
R the brake sy stem or po werst eering sys‐
te m is malfunctioning.
R the energy supply or the on-board electri‐
cal sy stem is malfunctioning.
When your vehicle is then towe daw ay, signif‐
icantly more ef fort may be requ ired tosteer
and brake than is no rmally requ ired. 0007
Use a tow bar. 0007
Make sure that thesteering wheel can
mo vefreely, before towing theve hicle
aw ay. 000E
NO
TEDama gedue toexcessive tracti ve
po wer If
yo u pull away sharpl y,the tractive po wer
may be too high and theve hicles could be
damaged. 0007
Pull away slowly and smoo thly. Loading the
vehicle for transport 0007
Obser vethe no tes on towing away
( 0013 page440). 0007
Connect theto w bar totheto wing eye in
order toload theve hicle.
0009 You can also attach theto w bar tothe trailer
hitch. 0007
Vehicles with automatic transmission:
shift the automatic transmission toposition
005C.
0009 Ve
hicles with automatic transmission:
th e automatic transmission may be loc ked in
position 005Dintheeve nt of dama getothe
electrical sy stem. Toshift to005C , pr ovide the on-board electrical sy
stem with po wer
( 0013 page 437). 0007
Vehicles with manual transmission: shift
to neutral. 0007
Load theve hicle onto the transpor ter. 0007
Vehicles with automatic transmission:
shift the automatic transmission toposition
005D. 0007
Vehicles with manual transmission:
engage firs t or reve rsege ar. 0007
Use the electric parking brake tosecure the
ve hicle against rolling away. 0007
Only secure theve hicle bythe wheels.
Ve hicles with ADS PLUS (Adaptive Damping
Sy stem PLUS) 000A
WARNING Risk of an accident when
transporting vehicles with Adaptive
Damping Sy stem PLUS
The reduced damping forc es on theve hicle
being transpor ted can cause theve hicle/
trailer combination tostart toswing. 442
Breakdown assis tance

Installing
theto wing eye 0007
Press the mark on co ver1 inwa rds and
re mo ve. 0007
Screw intheto wing eyeclockwise as far as it
will go and tighten.
Ve hicles with a trailer hitch: vehicles with a
trailer hitch do not ha veare ar brac ketfo rthe to
wing eye. Fasten theto w bar tothe trailer
hitch.
0009 Make sure that co ver1 engages in the
bumper when youre mo vetheto wing eye.
000E NO
TEDama gedue toincor rect use of
th eto wing eye When a
towing eye is used toreco ver a vehi‐
cle, theve hicle may be damaged in the proc‐
ess. 0007
Only use theto wing eyeto to waw ay or
to w start theve hicle. To
w starting theve hicle (eme rgency engine
st art) Ve
hicles with automatic transmission
000E NO
TEDama getothe automatic trans‐
mission due to tow-starting The automatic transmission may be damaged
in the process of tow- starting vehicles with
automatic transmission. 0007
Vehicles with automatic transmission
must not be tow- star ted. 0007
Vehicles with automatic transmission must
not be tow- star ted.
Ve hicles with manual transmission 0007
Obser vethe no tes on towing away
( 0013 page440). 0007
If necessa ry, allow the engine and exhaust
sy stem tocool down. 0007
Switch the ignition on. 0007
Enga gesecond gear. 0007
Release the electric parking brake. 0007
Tow- start theve hicle while the clutch pedal
is fully depressed. 0007
Slowly release the clutch pedal. 0007
Immediately shift toneutral if the engine
st arts. 0007
Pull over and stop theve hicle, paying atten‐
tion toroad and traf fic conditions. 0007
Remo vetheto w bar. 444
Breakdown assis tance