2021 MERCEDES-BENZ CLA COUPE warning lights

Dr
Dr
iving syst
iving syst ems
ems W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
L
Wa rning lamp for distance
wa rning function *T
he red distance warning lamp lights up while theve hicle is in motion.
The dis tance totheve hicle in front is too small forth e speed selected.
If th ere is an additional warning tone, you are approaching an obstacle at too high a speed. #
Be prepared tobrake immediatel y. #
Increase the distance.
Fu nction of Active Brake Assist (/ page 235).
Ó Ac tive Brake Assist warning
lamp *T
heActive Brake Assist warning lamp is on.
Due todirty sensors or a malfunction, the system is not available or thera nge of functions is restric ted. #
Notethe messages on the instrument displa y.
ê
Ac tive Brake Assist warning
lamp *T
heActive Brake Assist warning lamp is on.
The system is switched o. or thera nge of functions has been automatically restric ted.
This may be the case if the driver is not wearing a seat belt or ano ther driving system has been activated. #
Obser vethe no tes on Active Brake Assist (/ page 235).480
480
Display messages and
warning/indicator lamps

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
÷
ESP ®
wa rning lamp lights up *
The yellow ESP ®
wa rning lamp is lit while theve hicle is running.
ESP ®
is malfunctioning.
Other driving systems and driving sa fety systems (e.g. BAS) may also be malfunctioning. #
Notethe messages on the instrument displa y. &
W
WARNI NG
ARNI NGRisk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot carr y outvehicle stabilisation. In addition, other driving saf ety sy stems are
swit ched o.. #
Drive on carefull y. #
Have ESP ®
ch ecked at a quali/ed specialist workshop. å
ESP ®
OFF warning lamp *
The yellow ESP ®
OFF warning lamp is lit while theve hicle is running.
ESP ®
is deactivated.
Other driving systems and driving sa fety systems may also be inoperative. &
W
W ARNING
ARNING Risk of skidding when driving with ESP ®
deactivated
ESP ®
does not act tostabilise theve hicle. The availability of fu rther driving saf ety sy stems is also limi ted. #
Drive on carefull y. #
Deactivate ESP ®
only for as long as the situation requ ires. 482
482
Display message
s andwarning/indicator lamps

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
h
Ty re pressure monitoring
system warning lamp lights
up *T
he yellow tyre pressure monitoring system warning lamp (pressure loss/malfunction) is lit.
The tyre pressure monitoring system has de tected tyre pressure loss in at least one of the tyres. &
W
WARNING
ARNING Risk of an accident due toinsu1cient tyre pressure
R The tyres can burst.
R The tyres can wearexcessively and/or une venly.
R The driving characteristics as well as the steering and braking may be greatly impaired.
Yo u could then lose control of theve hicle. #
Obser vethere commended tyre pressures. #
Adjust the tyre pressure if necessar y. #
Stop theve hicle in accordance with the tra1c conditions. #
Check the tyre pressure and the tyres. 484
484
Display messages and
warning/indicator lamps

Br
Br
ak
ak es
es
ABS (Anti-lo ckBraking System).............. 215
Ac tive Brake Assist................................. 235
Ad aptive brake lights.............................. 220
BAS (Brake Assist System).................... .216
Driving tips............................................ 163
EBD (Electronic Brake forc e Distribu-
tion).......................................................2 18
HOLD function....................................... 219
Limited braking e.ect (salt-treated
ro ads)................................................... .163
Ne w/replaced brake linings/brake
discs...................................................... 162
Po st-collision brak e.................................. 61
Ru nning-in no tes.................................... 162
Br Br ak
ak es
es
see Recuperation
Br Br aking assist aking assist ance
ance
see BAS (Brake Assist System)
Br
Br eakdo
eakdo wn
wn
Assistance overview. ................................ 20
To w- starting........................................... 361
To wing away.......................................... 358
Tr anspo rting theve hicle........................ .359
Wheel chang e........................................ 375 Br
Br ea kdo
eakdo wn
wn
see Flat tyre
Butt
Butt ons
ons
St eering wheel....................................... 273 C
C
Calls
Calls Mercedes me......................................... 305
Camera
Camera
Information............................................ 214
Camera
Camera see 360° Camera
see Dashcam
see Reversing camera
Car key
Car key
see Key
Car w Car w ash
ash
see Care
Car w
Car w ash (car
ash (car e)
e)............................................ 334
Car
Car -t
-to-X
o-X -Communication
-Communication
Displaying hazard warnings.................... 299
Care
Care 360° camera......................................... 339 Air-water duct........................................ 334
Au
tomatic car wash.............................. .334
Carpet................................................... 340
Decorative foil........................................ 338
Display................................................... 340
Exterior lighting...................................... 339
Head-up display..................................... 340
High-pressure cleaner............................3 36
Pa int...................................................... 337
Plastic trim............................................3 40
Re alwo od/trim elements..................... .340
Re versing camera..................................3 39
Ro of lining............................................. 340
Seat belt................................................ 340
Seat co ver............................................. 340
Sensors.................................................3 39
St eering wheel....................................... 340
Ta ilpipes................................................ 339
Tr ailer hitc h............................................ 339
Ve hicle soc ketfo rth e high-voltage
battery................................................... 339
Wa shing byhand.................................... 337
Wheels/rims.......................................... 339
Wi ndo ws................................................ 339
Wi per blades.......................................... 339 Index
489 489

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

Au
tomatic driving lights......................... .131
Changing bulbs...................................... 139
City lighting............................................ 134
Combination switc h............................... 132
Cornering light....................................... 134
Driving abroad (low beam light adjust-
ment)..................................................... 130
Hazard warning lights............................. 133
Headlamp 0ashing................................. 132
Headlamp range.................................... .131
High beam............................................. 132
Intelligent Light System.......................... 133
Light switch........................................... 130
Low beam.............................................. 130
Mo torw ay mode.................................... .134
Pa rking lights......................................... 130
Re ar fog light......................................... 130
Re sponsibility for lighting systems.......... 130
Setting theex terior lighting switch-o.
delay time.............................................. 137
St anding lights....................................... 130
Switching the Intelligent Light System
on/o....................................................1 34
Switching the sur round lighting on/o.... 138
Tu rn signal indicator............................... 132 Limit
Limit er er
Ac tivating............................................... 224
Buttons.................................................. 224
Calling up a speed................................. 224
Deactivating........................................... 224
Fu nction................................................ 223
Maximum design speed.......................... 172
Pa ssive mode......................................... 223
Pe rm anent setting.................................. 226
Re quirements........................................ 224
Selecting............................................... 224
Setting a speed...................................... 224
St oring a speed.............................. 224, 228
Switching o./deactivating.................... .228
Switching on/activating......................... 228
System limits......................................... 223
Limiting speed Limiting speed see Limiter
LIN LIN GUA GUA TR
TRONIC
ONIC
Fu nction................................................ 283
St arting................................................ .283
Liv
Liv e
eTr
Tra1c
a1c Inf
Infor
ormation
mation
Switching the tra1c information dis-
play on................................................... 299 Loading
Loading
Notes..................................................... 118
Ro of luggage rack .................................. 123
Ti e-down eyes........................................ 123
Loading guidelines
Loading guidelines.......................................1 18
Loads
Loads
Fixing..................................................... 118
Loc
Loc king/unloc
king/unloc king
king
Ad ditional door loc k................................. 85
Emer gency key......................................... 89
KEYLESS-GO............................................ 87
Switching the automatic locking fea-
ture on/o.............................................. .88
Unlo cking/opening the doors from
th e inside................................................. 86
Lo Lo w beam
w beam
Ac tivating/deactivating.......................... 130
Light adjustment (driving abroad)........... 130
L
L ubr
ubr icant additiv
icant additiv es
es
see Additives
L
L ugg
ugg age
age
Securing................................................ 118
L
L umbar support
umbar support
see Lumbar support (4-w ay)504
504
Index

Outside mirr
Outside mirr
ors
ors
Anti-dazzle mode (automatic)................ .145
Au tomatic mir rorfo lding function........... 146
Fo lding in/out........................................ 144
Operating the memory function.............. 117
Pa rking position..................................... 145
Setting................................................... 144
Ov
Ov er
erhead contr
head contr ol panel
ol panel
Overview.................................................. 16
Owner's Manual
Owner's Manual
Vehicle equipment................................... 26
Owner's Manual (digit
Owner's Manual (digit al)
al)................................. 22 P
P
P
P aint (cleaning ins
aint (cleaning ins tr
tructions)
uctions) ........................ .337
P
P aint code
aint code................................................... 386
P
P anor
anor ama sliding sunr
ama sliding sunr oof
oof
see Sliding sunroof
P
P ar
ar k position
k position
Engaging................................................ 178
Selecting automatically..........................1 78
P
P ar
ar king
king
see Electric parking brake P
P
ar
ar king aid
king aid
see Parking Assist PARKTRONIC
P
P ar
ar king Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC
Ac tivating............................................... 258
Ad justing warning tones......................... 258
Deactivating........................................... 258
Fu nction................................................ 255
Side impact pr otection........................... 256
System limitations.................................. 255
P
P ar
ar king assist
king assist ance syst
ance systems
ems
see Active Parking Assist
P
P ar
ar king br
king br ake
ake
see Electric parking brake
P
P ar
ar king lights
king lights............................................... 130
P
P ar
ar king op
king op tion
tion
Selecting............................................... 299
P
P ar
ar king position
king position
Outside mir rors...................................... 145
St oring the position of the passenger
outside mir ror using reve rsege ar........... 146
P
P ar
ar king ser
king ser vice
vice
Selecting parking options...................... .299
P
P ar
ar king up
king up................................................... 212 P
P
ASSEN
ASSEN GER AIR BA
GER AIR BAG st
G st atus display
atus display
see Automatic front passenger airbag shuto.
P
P edes
edes tr
trian pr ot
ian pr otection
ection
see Active bonnet (pedestrian pr otection)
P
P er
er iod out of use
iod out of use
Ac tivating/deactivating standby mode... 213
St andby mode function.......................... 212
P
P er
er missible axle load
missible axle load .................................... 386
P
P er
er missible to
missible towing met
wing met hods
hods................. 356, 357
Pe
Pe tr
trol
ol........................................................... 389
Pe
Pe ts in t
ts in t he v
he vehicle
ehicle.......................................... 81
Plas
Plastic tr tic tr im (Car
im (Car e)
e)........................................ 340
Plug-in h
Plug-in h ybr
ybrid oper
id oper ation
ation
Cha rging cable control panel.................. 194
Charging the high-voltage battery at a
ch arging station (mode 3)..................... .191
Charging the high-voltage battery at a
mains soc ket (mode 2)........................... 190
Cha rging the high-voltage battery at a
ra pid charging station (mode 4).............. 193
Charging the high-voltage battery at a
wa llbox (mode 3).................................... 191 508
508
Index

W
W
ar
ar ning syst
ning syst em
em
see ATA (anti-theT alarm system)
W
W ar
ar ning tr
ning tr iangle
iangle
Re moving............................................... 343
Setting up.............................................. 344
W
W ar
ar ning/indicat
ning/indicat or lamp
or lamp
! ABSwarning lamp......................... 481
Ó Active Brake Assist warning lam p..4 80
J Brake system warning lamp (red)... 479
J Brake system warning lamp (yel-
low)....................................................... 478
ÿ Coolant warning lamp (red)........... 474
ÿ Coolant warning lamp (yellow).......4 76
! Electric parking brake indicator
lamp (red).............................................. 478
# Electrical fault warning lamp
...................................................... 473, 477
; Engine diagnosis warning lamp...... 476
å ESP®
OFF warning lam p................ 482
÷ ESP®
wa rning lamp 0ashes........... 481 ÷
ESP®
wa rning lamp lights up......... 482
æ Fuelreser vewarning lamp lights
up.......................................................... 477
Ù Powe r steering warning lamp
(red)...................................................... 473
_ Reduced warning lamp po wer....... 472
6 Restraint system warning lam p...... 470
ü Seat belt warning lamp 0ashes...... 471
ü Seat belt warning lamp lights up.... 472
Ú System er rorwa rning lam p........... 472
! The electric parking brake (yel-
low) indica tor lam p................................. 478
ï Trailer tow hitch warning lam p....... 474
h Tyre pressure monitoring sys-
te m wa rning lamp 0ashes....................... 483
h Tyre pressure monitoring sys-
te m wa rning lamp lights up.................... 484
L Warning lamp for distance
wa rning function.................................... 480
Overview................................................ 469 PA
SSENGER AIR BA G............................... 57
W W arr
arr anty
anty........................................................ 41
W
W ashing b
ashing b y hand (car
y hand (car e)
e)................................ 337
W
W at
at er t
er t ank
ank
see Air-water duct
W
W eat
eat her inf
her inf or
ormation
mation..................................... 299
W
W eb br ow
eb br owsers
sers
Overview................................................ 312
Wheel c
Wheel c hange
hange
Fi tting a new wheel................................ 379
Lo we ring theve hicle.............................. 379
Preparation............................................ 375
Ra ising theve hicle................................. 376
Re moving a wheel................................. .378
Re moving//tting hub caps..................... 375
Wheel c
Wheel c hange
hange
see Emer gency spa rewheel
Wheel rot
Wheel rotation
ation ............................................. 373
Wheels
Wheels Care...................................................... 339
Chec king............................................... 365
Checking the tyre pressure (tyre pres-
sure monitoring system)......................... 368 518
518
Index