2021 MERCEDES-BENZ CLA COUPE lane assist

&
W
W ARNI NG
ARNI NGRisk of accident due tovehicle
swinging out while parking or pulling out
of a parking space
While parking or exiting a parking space, the
ve hicle swings out and can drive onto areas of
th e oncoming lane.
This could cause youto collide with objects or
ot her road users. #
Pay attention toobjects and other road
users. #
Where necessar y,stop theve hicle or
cancel the parking procedure with Active
Pa rking Assist. #
If,forex ample, thePlease engage forward
gear message appears in the media displa y:
select the cor responding transmission posi-
tion.
The vehicle mo ves out of the parking space.
The turn signal indicator is switched o. auto-
maticall y.
ATer the parking space has been exited, a warn-
ing tone and theØ Parking Assist finished, take control of vehicle
message prompt youto
ta ke cont rol of theve hicle.
The vehicle is not automatically braked and can
ro llawa y.Yo u ha vetoaccelerate, brake, steer and
ch ange gear yourself again. Manoeuvr Manoeuvr
ing assist
ing assistant
ant F
F
unction of Dr
unction of Dr iv
ive Awa
e Away Assi st
y Assi st
% Drive Away Assist is only available forve hicles
with automatic transmission.
Drive Away Assist can reduce the se verity of an
impact when pulling away.If an obs tacle is de tec-
te d in the direction of tr avel, theve hicle's speed
is brie0y reduced toappr ox. 2 km/h. If a critical
situation is de tected, theÉ symbol appears in
th e media displa y.
Drive Away Assist can be deactivated or activated
in theManoeuvring assistance menu
(/ page 264).
% You can cancel an inter vention byDrive Away
Assist at any time bydeactivating Parking
Assist PARKTRONIC (/ page 258). &
W
WARNI NG
ARNI NGRisk of accident caused bylimi-
te d de tection per form ance of Drive Away
Assist
Drive Away Assist cannot alw ays clear lyiden-
tify objects and tra1c situations. #
Always pay careful attention tothe tra1c
situation; do not relyon Drive Away
Assist alone. #
Be prepa redto brake or swer veas nec-
essar y,prov ided the tra1c situation per-
mits and that it is safe totake evasive
action. Drive
Away Assist is only an aid. It is not a substi-
tute foryo ur attention tothe sur roundings. The
re sponsibility for safe manoeuvring and parking
re mains with you. Make sure that no persons, ani-
mals or objects etc. are in the manoeuvring
ra nge.
A risk of collision may occur in thefo llowing situa-
tions, forex ample:
R Ifth e accelerator and brake pedals are inter-
ch anged. Driving and parking
263
263

Tr
ailers with a 7-pin plug can be connected tothe
ve hicle with thefo llowing adap ters:
R Adapter plug
R Adapter cable
The trailer will be cor rectly de tected bytheve hi-
cle only if thefo llowing conditions are met:
R The trailer is connected cor rectl y.
R The trailer lighting system is in working order.
The functions of thefo llowing systems will be
a.ec tedbya cor rectly connected trailer:
R ESP ®
trailer stabilisation
R Active Lane Keeping Assist
R Parking Assist PARKTRONIC
R Active Parking Assist
R Blind Spot Assist or Active Blind Spot Assist
R Drive Away Assist
R Cross Tra1c Ale rt
R Reversing camera
R 360° Camera Coupling up a tr
Coupling up a tr ailer
ailer
* NO
NOTE
TEDamage tothe star ter battery due
to full dis charge Charging
the trailer battery using the po wer
supply of the trailer can damage the star ter
batter y. #
Do not use theve hicle's po wer supply to
ch arge the trailer batter y. #
Remo vethe co ver cap from the ball head and
store it in a safe place. #
Position the trailer on a le vel sur face behind
th eve hicle and couple it up totheve hicle. #
Open the soc ket cap. #
Inse rtthe plug with lug 1ingroo ve 3 on
th e soc ket. #
Turn bayonet coupling 2totheright as far as
it will go. #
Let the cap engage. #
Secure the cable tothe trailer with cable ties
(only if you are using an adap ter cable). #
Make sure that the cable is alw ays slack for
ease of mo vement during cornering.
Under thefo llowing conditions, a message may
appear on the inst rument display even if the
trailer has been connec ted cor rectl y:
R LEDs ha vebeen ins talled in the trailer lighting
system.
R The cur rent has fallen below the trailer lighting
system's minimum cur rent (50 mA).
% Accessories can be connected tothe perma-
nent po wer supply up to180 W and tothe
po we r supply that is switched on via the igni-
tion loc k. Driving and parking
267
267

R
From point 3,the maximum recuperated
energy has been reached.
R The cur rent state of charge of high-voltage
battery 5is displa yed. Displa
Displa
ying t
ying the pow
he pow er met
er meter (plug-in h
er (plug-in h ybr
ybrid)
id)
On-board computer: 4 Content #
Select Power meter. Ov
Ov
er
ervie
vie w of display
w of display s in t
s in the ins
he ins tr
trument display
ument display
Displa yson the inst rument displa y:
u Active Parking Assist (/ page 260)
é Parking Assist PARKTRONIC deactivated
(/ page 258)
h Cruise control (/ page 223)
È Limiter (/ page 223)
ç Active Distance Assist DISTRONIC
(/ page 226)
æ Active Brake Assist (/ page 235) à
Active Steering Assist (/ page 232)
à Active Lane Keeping Assist (/ page 246)
ò Sound generator inoperative (/ page 416)
è ECO start/stop function (/ page 166)
ë HOLD function (/ page 219)
_ Adaptive Highbeam Assist (/ page 135)
Ad aptive Highbeam Assist Plus
(/ page 136)
ð Maximum permissible speed exceeded (for
cer tain countries only)
V
V ehicles wit
ehicles wit h Speed Limit Assist:
h Speed Limit Assist: detected
instructions and tra1c signs (/ page 240).
V
V ehicles wit
ehicles wit h
hTr
Tra1c
a1c Sign Assist:
Sign Assist: detected instruc-
tions and tra1c signs (/ page 241). Head-up display
Head-up display
F
F
unction of t
unction of t he head-up display
he head-up display *
N
NOOTE
TE Mercedes-AMG vehicles #
Obser vethe no tes in the Supplement.
Yo u could otherwise failto recognise
dangers. The head-up display projects
thefo llowing infor-
mation into the driver's /eld of vision abo vethe
cockpit, forex ample:
R The vehicle speed
R Information from the navigation system
R Information from the driving systems and driv-
ing saf ety sy stems
R Some warning messages
Depending on theve hicle's equipment, di.erent
content can be shown in theth re e areas of the
head-up displ ay (/page 277). 276
276
Inst
rument display and on-board computer

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop.
Active Blind Spot Assist
not available when towing
a trailer See Owner's Man-
ual *W
hen you establish the electrical connection tothe trailer, Active Blind Spot Assist will be una vailable. #
Press the leT-hand Touch Control and ackno wledge the display message.
Active Lane Keeping Assist
currently unavailable See
Owner's Manual *A
ctive Lane Keeping Assist is temp orarily una vailable.
The ambient conditions are outside the system limits (/ page 246).
As soon as the ambient conditions are within the system limits, the system will become available again. #
Drive on
Active Lane Keeping Assist
inoperative *A
ctive Lane Keeping Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop. 448 448
Displ
aymessages and warning/indicator lamps

1, 2, 3 ...
1, 2, 3 ...
4MA
4MA TIC
TIC
Fu nction................................................ 181
12 V batt 12 V batt ery ery
see On-board electrical system bat tery (12 V)
12 V soc ket
12 V soc ket
see Soc ket (12 V)
115 V soc ket
115 V soc ket
see Soc ket (115 V)
360° Camera
360° Camera Care...................................................... 339
Fu nction................................................ 251
Opening the camera co ver (r eversing
camera)................................................. 254
Selecting a view.....................................2 54
Switching automatic operation on/o.
(r ev ersing camera)................................. 254 A A
A/C function A/C function Activating/deactivating (MBUX multi-
media system)....................................... 148 Ac
tivating/deactivating (operating
unit)....................................................... 148
ABS (Anti-loc ABS (Anti-loc k Br
k Braking Syst
aking Syst em)
em).................... 215
A
A cceler
cceler ation
ation
see Kickdown
A
A ccident and Br
ccident and Br eakdo
eakdown Manag
wn Manag ement
ement
Mercedes me connect........................... 310
A
A cous
coustic loc tic loc king
kingv
ver
er i/cation
i/cation signal
signal
Ac tivating/deactivating............................ 83
A
A cous
coustic pr tic pr esence indicat
esence indicat or (sound g
or (sound gener-
ener-
at
at or)
or)
No tes..................................................... 156
A
A cous
coustic V tic Vehicle Indication
ehicle Indication
Sound generator.................................... 156
A
A ctiv
ctiv e Blind Spo
e Blind Spo t Assist
t Assist
Brake application................................... 245
Fu nction................................................ 243
System limi tations.................................. 243
Tr ailer operatio n.................................... .245
A
A ctiv ctiv e bonne
e bonne t (pedes
t (pedestr trian pr ot
ian pr otection)
ection)
Operation.............................................. 328
Re setting............................................... 328 A A
ctiv
ctiv e Br
e Br ak
ake Assist
e Assist
Fu nction/no tes...................................... 235
Setting................................................... 239
A
A ctiv
ctiv e Dist
e Dist ance Assis
ance Assis t DIS
t DISTR
TRONIC
ONIC
Ac tive Emer gency Stop Assist................ 234
Calling up a speed................................. 228
Fu nction................................................ 226
Inc reasing/decreasing speed................. 228
Maximum design speed.......................... 172
Ro ute-based speed adap tation............... 231
Selecting............................................... 228
St oring a speed...................................... 228
Switching o./deactivating.................... .228
Switching on/activating......................... 228
System limitations.................................. 226
A A ctiv
ctiv e Emerg
e Emerg encySt
ency Stop Assist
op Assist ...................... 234
A
A ctiv
ctiv e headlam
e headlam ps
ps........................................ .133
A
A ctiv
ctiv e Lane K
e Lane K eeping Assist
eeping Assist
Ac tivating/deactivating.......................... 248
Ac tivating/deactivating thewa rning....... 248
Fu nction................................................ 246
Setting the sensitivity.............................2 48
System limits......................................... 246
Tr ailer operatio n.................................... .246 Index
485
485

¸
temp orarily una vailable Sensors
dirty....................................................... 449
Ú Top up AdBlue Emer gency op. in
XXX miles See Owner's Manual.............. 464
+ Top up coolant See Owner ’s
Manual.................................................. 428
¥ Top up washer 0uid...................... .427
u Towing not permitted See Own-
er's Manual ............................................ 416
d Trans. oil overheated Drive on
with care................................................ 433
! Turn on the ignition torelease
th e parking brake ................................... 439
Ú .................................................... 464
d Vehicle is operational Switch o.
ignition before exiting............................. 422
h Warning tyre defect....................... 461
h Wheel sensor(s) missing ................ 460Ú
XX,X l Top up AdBlue Swit chon
ignition, wait 60 sec. or eng. start not
poss...................................................... 465
"Electric" drive prog ram cur rently
una vailable............................................. 418
Ac tive Blind Spot Assist cur rently
una vailable See Owner's Manual ............ 447
Ac tive Blind Spot Assist inoperative........ 447
Ac tive Blind Spot Assist not available
when towing a trailer See Owner's
Manual................................................. .448
Ac tive bonnet malfunction See Own-
er's Manual............................................ 425
Ac tive Brake Assist Functions cur-
re ntly limi ted See Owner's Manual .........455
Ac tive Brake Assist Functions limi ted
See Owner's Manual.............................. 456
Ac tive Distance Assist available again ..... 444
Ac tive Distance Assist cur rently
una vailable See Owner's Manual ............ 443Ac
tive Distance Assist inoperative.......... 443
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ............ 448
Ac tive Lane Keeping Assist inoperative... 448
Ac tive Steering Assist cur rently
una vailable due tomultiple emer-
ge ncy stops........................................... 445
Ac tive Steering Assist cur rently
una vailable See Owner's Manual ............ 445
Ac tive Steering Assist inoperative...........4 45
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual ............ 411
Ad aptive Highbeam Assist inoperative ....4 12
Ad aptive Highbeam Assist Plus cur-
re ntly una vailable See Owner's Manual ... 412
Ad aptive Highbeam Assist Plus inop-
erative.................................................. .412
Anti-theT alarm system Malfunction ....... 427
Apply brake todeselect Park (P) posi-
tion....................................................... .431 Index
495 495

Dr
Dr
iv
ive Awa
e Away Assi st
y Assi st........................................ .263
Dr
Dr iv
ive position
e position
Engaging................................................ 179
Dr
Dr iv
ive pr
e pr ogr
ogram display
am display .................................. 173
Dr
Dr iv
ive pr
e pr ogr
ograms
ams
see DYNAMIC SELECT
Dr
Dr iv
iver's seat
er's seat
see Seat
Dr
Dr iving abr
iving abr oad
oad
Light adjustment (l owbeam).................. 130
Dr
Dr iving safe
iving safe ty syst
ty system
em
ABS (Anti-lock Braking System)............. .215
Ac tive Brake Assist................................. 235
Ad aptive brake lights.............................. 220
BAS (Brake Assist System).................... .216
Cameras................................................2 14
EBD (Electronic Brake forc e Distribu-
tion).......................................................2 18
ESP ®
Crosswind Assist.......................... 217
ESP ®
trailer stabilisation........................ 217
Overview................................................ 214
Ra dar and ultrasonic sensor s................. 214
Re sponsibility......................................... 213
ST EER CONTROL................................... 218 Dr
Dr iving syst
iving syst em
em
Suspension with adaptive damping
adjustment............................................ 248
Dr
Dr iving syst iving syst em
em
see 360° Camera
see Active Blind Spot Assist
see Active Distance Assist DISTRONIC
see Active Emer gency Stop Assist
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assist
see Active Steering Assist
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise cont rol
see Driving saf ety sy stem
see HOLD function
see Limi ter
see Parking Assist PARKTRONIC
see Reversing camera
see Speed Limit Assist
see Start-o. assist
see Tra1c Sign Assist Dr
Dr iving tips iving tips
Driving abroad (low beam light adjust-
ment)..................................................... 130
Gene ral driving tips................................1 63
Ru nning-in no tes.................................... 162
Dr Dr iving tips
iving tips
see Recuperation
Dr ow
Dr ow siness det
siness det ection
ection
see ATTENTION ASSIST
Dynamic handling contr
Dynamic handling contr ol syst
ol system
em
see ESP ®
(Electronic Stability Prog ram)
D
D YN
YNAMIC SELECT AMIC SELECT
Ad aptive damping adjustmen t................248
Calling up the fuel consum ption indi-
cator...................................................... 175
Con/guring drive prog ram I................... .174
Displaying engine data........................... 175
Displaying vehicle dat a........................... 175
Drive prog ram displa y............................ 173
Drive prog rams..................................... .172
Fu nction................................................ 172
Ope rating.............................................. 173
Selects the drive prog ram...................... 173 498 498
Index

Int
Int
er
erior lighting
ior lighting
Ad justing............................................... 138
Ambient lighting.................................... .138
Re ading lamp......................................... 138
Switch-o. delay time.............................. 139
Int
Int er
erior pr ot
ior pr otection
ection
Fu nction................................................ 103
Priming/deactivating............................. 103
Int
Int er
erne
ne t r
t radio
adio
see TuneIn
iPhone
iPhone ®
®
see Smartphone integ ration
ISOFIX c
ISOFIX c hild seat anc
hild seat anc hor
hor
Seats suitable for attaching...................... 68
ISOFIX c
ISOFIX c hild seat secur
hild seat secur ing syst
ing system
em
Fi tting...................................................... 70 J
J
Jack
Jack Declaration of conformity......................... 36
Storage location.................................... .374
Jum Jum p-st
p-st ar
art connection
t connection
General no tes....................................... .352 K
K
K
K e
ey
y
Ac oustic locking veri/cation signal.......... .83
Ac tivating/deactivating pre-entry cli-
mate control.......................................... 150
Battery..................................................... 84
Deactivating a function............................ 83
Emer gency key......................................... 84
Energy consum ption................................ 83
Fu nction overview.................................... 82
Ke yring attachment................................. 84
Problem................................................... 85
Unlocking setting..................................... 83
KEYLESS-GO
KEYLESS-GO
Deactivating a function............................ 83
Locking/unlocking theve hicle................. 87
Problem................................................... 88
Unlocking setting.................................... .83
Kic Kic kdo kdo wn
wn
Using..................................................... 180
Knee airbag
Knee airbag.................................................... 53 L
L
Lamp
Lamp see Interior lighting
Lam
Lam p (ins
p (instr trument displa
ument displa y)
y)
see Warning/indicator lamp
Lane det Lane det ection (aut ection (aut omatic)
omatic)
see Active Lane Keeping Assist
Lane K
Lane K eeping Assist
eeping Assist
see Active Lane Keeping Assist
Language
Language Notes..................................................... 291
Setting................................................... 291
Light adjus
Light adjustment tment
Low beam (d riving abroad).................... .130
Light switch
Light switch Overview................................................ 130
Lighting
Lighting see Interior lighting
see Lights
Lights Lights Active headlamps................................... 133
Ad aptive Highbeam Assis t...................... 135
Ad aptive Highbeam Assist Plu s............... 136 Index
503
503