brake fluid MERCEDES-BENZ CLS COUPE 2018 Owners Manual

#
Remo vecap 1bytheta b. #
Top up thewa sher fluid. Ke
eping the air-water duct free #
Keep the area between the bonn etand the
windscreen free of deposits, e.g. ice, sn ow
and lea ves. Cleaning and care
Information on
washing theve hicle in a car
wa sh &
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. #
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. 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
g.
R in car washes with a con veyo r sy stem: neu‐
tral iis engaged.
R theke y is at a dis tance of at least 3 maw ay
from theve hicle, otherwise the boot lid could
open unintentionally.
% Ifyo uwo uld like tolea vetheve hicle while it
is being washed, make sure theke y is loca‐
te d in theve hicle. The jgear is otherwise
automatically engaged.
% If, af terth e car wash, youre mo vethewax
from the windscreen and wiper rubbers, this
will pr event smearing and reduce wiper
noise. Maintenance and care
395

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
397

+
ENVIRONMENTAL
NOTEEnvironmental
pollution caused byenvironmen tally ir re‐
sponsible disposal #
Dispose of operating fluids in an envi‐
ro nmentally responsible manner. Operating
fluids include thefo llowing:
R fuels
R DeNOx agent AdBlue ®
forex haust gas af ter‐
treatment
R lubri cants
R coolant
R brake fluid
R windsc reen washer fluid
R climate cont rol sy stem refrigerant
Only use products app rove dby Mercedes-Benz.
Damage caused bythe use of products that ha ve
not been appr oved is not co veredby the
Mercedes-Benz warranty or goodwill gestures.
Yo u can identify service products appr ovedby
Mercedes-Benz bythefo llowing insc ript ions on
th e conta iner: R
MB- Freigabe (e.g. MB-Fr eigabe229.51 )
R MB-Appr oval (e.g. MB-App rova l229.51)
Fu rther information on appr oved operating fluids
is available at thefo llowing locations:
R inthe Mercedes-Benz Specification for
Service Products byentering the designation
- at http://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo App
R at a qualified specialist workshop &
WARNING Risk offire or explosion from
fuel
Fu els are highly flammable. #
Fire, naked flames, smoking and creat‐
ing spar ksmust be avoided. #
Swit choff the ignition and, if it has
been in use, switch off thest ationary
heater before youre fuel your vehicle. &
WARNING Risk of inju ryfrom fuels
Fu els are poisonous and hazardous to your
health. #
Do not swallow fuel or let it come into
contact with skin, eyes or clo thing. #
Do not inhale fuel vapour. #
Keep children away from fuel. #
Keep doors and windo wsclosed du ring
th ere fuelling process.
If yo u or other people come into contact with
fuel, obser vethefo llowing: #
Immediately rinse fuel off your skin with
soap and water. #
If fuel comes into contact with your
ey es, immediately rinse them thor‐
oughly with clean water.Seek medical
attention immediately. #
Ifyo u swallow fuel, seek medical atten‐
tion immediatel y.Do not induce vomit‐
ing. Te
ch nical da ta453

If
th e engine oils lis ted in theta ble are not avail‐
able, you may add a maximum of 1.0 litr e ofthe
fo llowing engine oils once only:
R petrol engines: MB-Freigabe or MB-Appr oval
229. 31orAC EA C3
R diesel engines:
- CLS 300 d: ACEA C3
- allother models: MB-F reigabe or MB-
Appr oval 229. 51orAC EA C3
The following values referto an oil change,
including the oil filter.
Re placement amount Mode
lR eplacement
amount
CLS 300 d6 .8 litres
CLS 350 d9 .0 litres
CLS 350 6.6 litres
CLS 350 4MATIC 6.0 litres Mode
lR eplacement
amount
CLS 450 4MATIC 8.5 litres
All other models 8.0 litres Note
s on brake fluid Obser
vethe no tes on operating fluids
(→ page 452). &
WARNING Risk of an accident due to
va pour poc kets form ing in the brake sys‐
tem
The brake fluid cons tantly absorbs moi sture
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. #
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
(→ page 452). &
WARNING Risk offire ‑ and inju ryfrom
antifreeze
If antifreeze comes into contact with hot
component parts in the engine compart‐
ment, it may ignite. Te
ch nical da ta459

Display messages
Possible causes/consequences and M
MSolutions
J Check brake fluid level *T
here is insuf ficient brake fluid in the brake fluid reser voir. &
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. #
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driv‐
ing. #
Consult a qualified specialist workshop. #
Do not top up the brake fluid. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Do not top up the brake fluid. #
Consult a qualified specialist workshop. 476
Displaymessa ges and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
J Brake sy stem warning lamp
(red) The
red brake sy stem warning lamp is lit while the engine is running.
Po ssible causes:
R The brake forc e boosting is malfunctioning and the braking characteristics may be af fected.
R The reis insuf ficient brake fluid in the brake fluid reser voir. &
WARNING Risk of accident and inju ryif brake forc e boosting is malfunctioning
If brake forc e boosting is malfunctioning, increased brake pedal forc e may be necessary for braking. The braking
ch aracteristics may be impaired. The braking dis tance can increase in eme rgency braking situations. #
Stop in a safe location immediately. Do not continue driving! #
Consult a qualified specialist workshop. &
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. #
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driving. #
Consult a qualified specialist workshop. #
Do not top up the brake fluid. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Obser vethe messages on the multifunction displa y.526
Display messages and warning/indicator lamps

Blue
tooth ®
audio
Ac tivating ............................................ .371
De-authorising (de-regis tering) the
device .................................................. 371
Information .......................................... 368
Overview ............................................. 369
Sear ching for a track ........................... 371
Sea rching for and auth orisingthe
device .................................................. 370
Selecting a music pl ayer ......................3 71
Switching device via NFC ..................... 371
Boot lid Activating/deactivating theta ilgate
opening limiter ...................................... .81
Closing .................................................. 77
HANDS-FREE ACCESS .......................... .79
Locking separa tely ................................ 80
Opening ................................................. 76
Opening dimensions ............................4 61
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes .................................................. 459 Brake
forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 186
Brakes ABS (Anti-lo ckBraking Sy stem) ........... 182
Ac tive Brake Assi st.............................. 187
Ad aptive brake lights .......................... .192
BA S (Brake Assi stSystem) .................. 182
Driving tips .......................................... 154
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 186
HOLD function .................................... .208
Limi ted braking ef fect (salt-trea ted
ro ads) .................................................. 154
New/replaced brakepads/brake
discs .................................................... 15 3
Ru nning-in no tes ..................................1 53
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 18
To w- starting ........................................ 424
To wing away ........................................ 420
Tr ansporting theve hicle ......................4 22
Wheel change ...................................... 440Breakdown
see Flat tyre
Breakdown assistance call see Mercedes me connect
Burmes ter®
high-end 3D sur round
sound sy stem
Ad justing the balance/fader ............... 385
Ad justing the sound optimisation ........ 386
Ad justing treble, mid-range and bass
settings ............................................... 385
Au tomatic volume adjustment ............ .385
Calling up the sound menu .................. 385
Information .......................................... 385
Setting the sound profile ..................... 386
Burmes ter®
sur round sound sy stem .....3 84
Ad justing the balance/fader ............... 384
Ad justing the sound focus ................... 385
Ad justing treble, mid-range and bass
settings ............................................... 384
Au tomatic volume adjustment ............ .384
Calling up the sound menu .................. 384
Information .......................................... 384
Switching the sur round sound on/off
............................................................ .385 546
Index

Ad
aptive Highbeam Assist Plus inop‐
erative ................................................ .522
¯ AdBlue sy stem fault Engine
st art not possible ................................ 503
¯ AdBlue sy stem fault Perf.
re duced in XXX km See Owner's
Manual ................................................ 502
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .502
4Ad d 1 litre engine oil when next
re fuelling ............................................. 499
Apply brake todeselect Park (P)
position ................................................ 514
App lybrake toselect R ........................ 514
À ATTENTION ASSIST inoperative ... 482
ÀAT TENTION ASSIS T:Take a
break! .................................................. 482
bAu tomatic driving lights inoper‐
ative ..................................................... 521
Au xilia rybattery malfunction ...............515Blind Spot Assi
stcur rently una vaila‐
ble See Owner's Manual ...................... 487
Blind Spot Assist inope rative ............... 488
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...4 88
ÂChange key bat teries .................. 509
JCheck brake fluid le vel................ 476
ï Check trailer hit chlock (white
display message) ................................ .512
h Check tyre(s) .............................. .505
!Clean the fuel filter .................... .500
?Coolant Stop vehicle Switch
engine off ............................................ 493
Cruise contro l and Limiter inope ra‐
tive ...................................................... 492
Cruise control inope rative ................... 492
Cruise control off ................................. 491
!cu rrently unavailable See Own‐
er's Manual ........................................ .466 ÷cur
rently una vailable See Own‐
er's Manual ........................................ .468
5Engine oil le vel cannot be
measured ............................................ 500
4Engine oil le velRe duce oil le vel...4 98
4Engine oil le velSt op vehicle
Switch engine off ................................ 498
4Engine oil pressure Stop Switch
off engine ............................................ 499
Fa ult Drive at max. 80 km/h ...............485
6Fr ont left malfunction Consult
wo rkshop (Example) ............................4 78
Fr ont-passenger airbag disabled See
Owner's Manual ..................................4 80
Fr ont-passenger airbag enabled See
Owner's Manual ..................................4 79
!inoperative See Owner's Man‐
ual ....................................................... 467
÷inoperative See Owner's Man‐
ual ....................................................... 469 552
Index

Risk of
vehicle rolling Driver door
open and transmission not in P ............514
# See Owner's Manual ................... 494
Speed limit (winter tyres) XXX km/h ... 492
ÐSt eering malfunction Drive
carefully Visit workshop ....................... 517
Ð Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual ....51 8
Ð Steering malfunction Stop
immediately See Owner's Manual ........517
St op vehicle Lea veengine running
Wa itTransmission cooling ....................516
# Stop vehicle Lea veengine run‐
ning ..................................................... 495
#St opvehicle See Owner's Man‐
ual .......................................................4 95
ÉSt opvehicle Vehicle too low ........ 484
çsuspended ................................... 491
bSwitch off lights .......................... 522
bSwitch on headlamps .................. 522To
shift out of P or N,depress brake
and start engine .................................. .514
To p up coolant See Owner ’sManual ... 493
¥To p upwasher fluid .................... .520
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual ........... 489
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 489
Tr af fic Sign Assi stinope rative ............. 489
ïTr ailer coupling extending… .........511
Tr ansmission Malfunction Stop ............ 51 5
! Turn on the ignition torelease
th e parking brake ................................. 471
h Tyre press. monitor cur rently
una vailable .......................................... 506
hTy repress. monitor inoperative
No wheel sensors ................................ 507
hTy repress. monitor inoperative ...507
Ty re pressure Check tyres ...................504
Ty re(s) ove rheated ...............................5 08dVe
hicle is operational Switch
off the ignition before exiting .............. .511
É Vehicle rising Please wait............ 483
ÉVe hiclerising ...............................4 83
hWa rning tyre defect .....................506
hWheel sensor(s) missing .............. 507
Wi thout changing gear, consult work‐
shop ..................................................... 51 5
Display on the windscreen
see Head-up display
Distance control see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock ...............................71
Child saf ety lock (rear door) .................. 63
Locking (emer gency key) ...................... .75
Opening (from the inside) ......................71
Un locking (emer gency key) .................... 75554
Index

St
arting theve hicle (Digital Vehicle
Ke yst icke r) .......................................... 151
St arting theve hicle (mobile phone) ..... 151
Switching Blu etoo th®
audio equip‐
ment .................................................... 371
Switching mobile phones .................... 333
Un locking theve hicle (digital vehicle
ke yst icke r) ............................................ 72
Un locking theve hicle (mobile phone) ....72
Using a mobile phone .......................... 333
Ne utral
Engaging .............................................. 16 2
NFC see Near Field Communication (NFC)
No n-operational time
Ac tivating/deactivating standby
mode .................................................. .180
St andby mode function ...................... .180 O
Occupant saf ety
Pe ts in theve hicle ................................. 65
Occupant saf ety
see Airbag see
Automatic front passenger front
airbag shutoff
see PRE-SAFE ®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
Impulse Side
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
see Restra int sy stem
see Seat belt
Odome ter
see Total dis tance
Oil see Engine oil
On-board co mputer ................................. 255
Assis tant displ aymenu ........................ 258
Displaying the service due date ........... 387
Head-up display menu .........................2 64
Media menu ........................................2 63
Menu designs ...................................... 256
Menu overview .................................... 255
Multifunction display .......................... .257
Na vigation menu .................................. 261
Operating ............................................ 255
Ra dio menu .........................................2 62Service menu ...................................... 258
Te lephone menu .................................. 263
Tr ip menu ............................................ 259
On-boa rddiagno stics inter face
see Diagno stics connection
On-boa rdelectronics
Engine electronics .............................. .448
No tes .................................................. 448
Tw o-w ayradios .................................... 448
Open-source software ...............................31
Opening the boot lid using your foot
HANDS-FREE ACCESS .......................... .79
Operating fluids
Ad Blue ®
............................................... 457
Ad ditives (fuel) .................................... 455
Brake fluid .......................................... .459
Coolant (engine) .................................. 459
Engine oil ............................................ 458
Fu el (diesel) ......................................... 455
Fu el (petrol) ......................................... 454
No tes .................................................. 452
Wi ndsc reen washer fluid .................... .460
Operating saf ety
48 V on-boa rdelectrical sy stem ............ 23 566
Index