2020 MERCEDES-BENZ CLS COUPE towing

Symbols
........................................................ 5At
agl ance .................................................... 6
Cockpit ........................................................... 6
Indica tor and warning lamps ........................ .10
Overhead contro l panel ................................ 12
Door control panel and seat adjustment ....... 14
Emergencies and breakdowns ...................... 16Digital Owner's Manual
.............................18
Calling up the Digital Owner's Manual ..........18 Genera
l notes............................................. 20
Pr otection of the environment ......................20
Ta ke -ba ckof end-of-life vehicles ...................20
Mercedes-Benz GenuineParts ....................... 21
Owner's Manual ...........................................22
Operating saf ety .......................................... .22
Declaration of conformity ............................. 24
Diagno stics connection ................................ 28
Qualified specialist workshop ....................... 29
Ve hicle registration ....................................... 30
Cor rect use of theve hicle ............................30 Information on
the REA CHregulation ........... 30
No tesfo r persons with electronic medi‐
cal aids ......................................................... 30
Implied warranty .......................................... .31
QR code forre scue card ...............................31
Data storage .................................................31
Copyright ...................................................... 35 Occupant saf
ety......................................... 36
Re stra int sy stem ...........................................36
Seat belts ..................................................... 38
Airbags ......................................................... 42
PRE-SAFE ®
sy stem ....................................... 49
Safely transporting children in theve hi‐
cle ................................................................. 51
No tes on pets in theve hicle .........................70 Opening and closing
.................................. 71
Ke y ................................................................ 71
Doo rs............................................................ 74
Boot .............................................................. 78
Side windo ws............................................... 83
Sliding sunroof .............................................. 87
Ro ller sunblinds ............................................ 89 Anti-
theft pr otection .....................................90 Seats and
stowing ..................................... 93
No tes on the cor rect driver's seat posi‐
tion ............................................................... 93
Seats ............................................................ 94
St eering wheel ............................................ 102
Easy entry and exitfeature ........................ .104
Memory function ........................................ 105
St ow age areas ............................................ 106
Soc kets ....................................................... 11 5
Wi reless charging of the mobile phone
and connection with theex terior aerial .......1 16
Fitting/removing thefloor mats .................. 11 8 Light and sight
......................................... 12 0
Exterior lighting .......................................... 12 0
Interior lighting ........................................... 12 9
Wi ndsc reen wipers and windscreen
wa sher sy stem ............................................ 13 0
Mir rors ........................................................ 13 2
Area pe rmeable toradio waves on the
windscreen ................................................ .135
Infrared-reflective windscreen function ...... 13 62
Contents

Climate control
......................................... 137
Overview of climate contro l systems ..........1 37
Operating the climate control sy stem ......... 13 8 Driving and pa
rking ................................. 14 8
Driving ........................................................ 14 8
DY NA MIC SELECT switch ........................... 15 9
Au tomatic transmission .............................. 161
Fu nction of the 4MATIC .............................. 16 6
Re fuelling .................................................... 16 6
Pa rking ...................................................... .172
Driving and driving sa fety sy stems .............. 178
Tr ailer hit ch................................................ 234
Bicycle rack function .................................. 239
Ve hicle towing instructions ........................ .241 Instrument display and on-board
compu
ter.................................................. 243
No tes on the instrument display and on-
board computer .......................................... 24 3
Instrument display overview ...................... .244
Overview of the buttons on thesteering
wheel ..........................................................2 45
Operating the on-board computer .............. 24 5Overview of displa
yson the multifunc‐
tion display .................................................2 47
Head-up display .......................................... 247 MBUX multimedia sy
stem ...................... 250
Overview and operation .............................. 250
Sy stem settings .......................................... 258
Na vigation .................................................. 262
Te lephone .................................................. .268
Mercedes me and apps ............................... 271
Mercedes-Benz emer gency call sy stem ...... 280
Ra dio, media & TV...................................... 284
Sound settings ........................................... 290 Main
tenance and care ............................. 292
ASS YST PLUS service inter val display ........ 292
Engine compartment .................................. 293
Cleaning and care ...................................... .299 Breakdown assi
stance ............................ 306
Emergency ................................................. .306
Flat tyre ...................................................... 308
Battery (vehicle) .......................................... 314To
w- starting or towing away ....................... 319
Electrical fuses ........................................... 324 Wheels and tyres
..................................... 327
No tes on noise or unusual handling char‐
acteristics .................................................. .327
No tes on regular lyinspecting wheels and
tyres .......................................................... .327
No tes on snow chains ................................ 327
Ty re pressure .............................................. 328
Wheel change ............................................ .332
Emergency spa rewheel .............................. 342 Te
ch nical data .......................................... 343
No tes on tech nical da ta.............................. 343
On-board electronics .................................. 343
Ra dio operating permits forve hicle com‐
ponents ...................................................... 345
Ve hicle identification plate, VIN and
engine number overview ............................ 345
Operating fluids .......................................... 347
Ve hicle data ................................................ 356
Tr ailer hit ch................................................. 357 Contents
3

1
B-pillar wi th:
QR code for accessing there scue card →
31
2 Safetyve sts →
306
3 ; me button →
273
G SOS button →
273
4 Tocheck and top up operating fluids →
347
5 Tow- starting or towing away →
319
6 Flat tyre →
308
7 Starting assis tance →
318
8 £ Hazardwa rning light sy stem →
12 2 9
Fire extinguisher →
307
A Fuelfiller flap with:
information label on fuel type →
16 6
information label on tyre pressure →
329
QR code for accessing there scue card →
31
B Tow- starting or towing away →
319
C TIREFIT kit →
310
D First-aid kit (so ftsided) →
307
E Warning triangle →
306 At
aglance – Emer gencies and breakdowns 17

R
PRE-SAFE ®
Sound: pr ovided that the multi‐
media sy stem is switched on, generates a
brief noise signal tostimulate the innate pro‐
te ctive mechanism of a person's hea ring.
* NO
TEDama gecaused byobjects in the
fo ot we ll or behind the seat The automatic adjustment of
the seat posi‐
tion may result in damage tothe seat and/or
th e object. #
Stow objects in a suitable place. Re
versing the PRE- SAFE®
sy stem measures If an accident did not occur,
the pre-em ptive
measures that we retak en are reve rsed.
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 limits
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 Fu
nction of 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 50
Occupant saf ety

Note
s onthe cor rect driver's seat position &
WARNING Risk of accident due to
adjusting vehicle settings while theve hi‐
cle is in motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations in particular:
R Ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion.
R Ifyo ufast enyour seat belt while theve hi‐
cle is in motion. #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel and the mir ror and fas‐
te nyo ur seat belt. Ensure
thefo llowing when adjusting thesteering
wheel 1, seat belt 2and driver's seat 3:
R You are sitting as faraw ay from the driver's
airbag as possible, taking thefo llowing
points into consideration.
R You are sitting in an upright position
R Your thighs are slight lysuppor tedby the seat
cushion R
Your legs are not fully extended and you can
depress the pedals properly
R The back of your head is suppo rted at eye
le ve lby the cent reofthe head restra int
R You can hold thesteering wheel with your
arms slightly bent
R You can mo veyour legs freely
R You can see all the displa yson the instru‐
ment clus ter clea rly
R You ha vea good overview of the tra ffic con‐
ditions
R Your seat belt sits snug lyagainst your body
and passes across the cent reofyour shoul‐
der and across your hips in the pelvic area Seats and
stowing 93

Seats
Ad
justing the front seat mechanically and
electrically &
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Never lea vechildren unat tended in the
ve hicle. Yo
u can adjust the seats when the ignition is
switched off. &
WARNING Risk of becoming trapped
du ring seat adjustment
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
Make sure when adjusting a seat that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". &
WARNING Risk of accident due tothe
driver's seat not being engaged
The driver's seat may mo veunexpectedly
while driving.
This could cause youto lose control of the
ve hicle. #
Alw ays make sure that the driver's seat
is engaged before starting theve hicle. &
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured. Children in particular could acciden
tally
press the electrical seat adjustment buttons
and become trapped. #
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly of the seat
adjustment sy stem. &
WARNING Risk of inju rydue tohead
re stra ints not being fitted or being adjus‐
te d incor rectly
If head restra ints ha venot been ins talled or
ha ve not been adjus ted cor rectly, there is an
increased risk of injury in the head and neck
area, e.g. in theev ent of an accident or when
braking. #
Alw ays drive with the head restra ints
fi tted. #
Before driving off, ma kesure forev ery
ve hicle occupant that the cent reofthe
head restra int supports the back of the
head at about eye le vel. 94
Seats and stowing

Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. &
WARNING Risk of inju ryor death due to
an incor rect seat position
The seat belt does not of ferth e intended
le ve l of pr otection if you ha venot mo vedthe
seat backrest toan almost vertical position.
Yo u could slip beneath the seat belt and
injure yourself. #
Adjust the seat proper lybefore com‐
mencing your journe y. #
Alw ays ensure that the seat backrest is
in an almost vertical position and that
th e shoulder belt is routed across the
centre of your shoulder. 1
Seat cushion inclination
2 Seat height
3 Seat backrest inclination
4 Seat fore -and-aft position
5 Seat cushion length #
Toadjust the seat fore -and-aft position:
lift le ver4 and slide the seat into the
desired position. #
Make sure that the seat is engaged. #
Toadjust the seat cushion length: lift lever
5 and slide the front section of the seat
cushion forw ards or backwards. 1
Higher
2 Softer
3 Lower
4 Firmer Seats and
stowing 95

#
Adjusting the 4-w aylumbar suppor t:
Using buttons 1to4 , adjust the conto ur
of the backrest individually tosuit your bac k. Ad
justing the front seat electrically 1
Head restra int height
2 Seat backrest inclination
3 Seat height 4
Seat cushion length
5 Seat cushion inclination
6 Seat fore -and-aft position #
Save the settings with the memory function
(/ page 106). Head
restra ints Ad
justing the front seat head restra ints
mechanically &
WARNING Risk of accident due to
adjusting vehicle settings while theve hi‐
cle is in motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations in particular:
R Ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion.
R Ifyo ufast enyour seat belt while theve hi‐
cle is in motion. #
Before starting the engine: adjust the
driver's seat, the head restra ints, the st
eering wheel and the mir ror and fas‐
te nyo ur seat belt. &
WARNING Risk of inju rydue tohead
re stra ints not being fitted or being adjus‐
te d incor rectly
If head restra ints ha venot been ins talled or
ha ve not been adjus ted cor rectly, there is an
increased risk of injury in the head and neck
area, e.g. in theev ent of an accident or when
braking. #
Alw ays drive with the head restra ints
fi tted. #
Before driving off, ma kesure forev ery
ve hicle occupant that the cent reofthe
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re stra ints cor rectl y. 96
Seats and stowing