MERCEDES-BENZ CLA COUPE 2022 Owners Manual

Warning/indicator lamp Possible causes/consequences and
P Solutions

Warning/indicator lamp Possible causes/consequences and
P Solutions
If ESP n
canno t be activated, ESP n
is malfunctioning. 
Have ESP n
c
hecked immediately at a qualiNed specialist workshop. 
Observe the notes on deactivating ESP n
( pag
e 218).Tyre pressure monitor
Warning/indicator lamp Possible causes/consequences and
P Solutions
w
T
yre pressure monitoring
system warning lamp Oashes*The yellow tyre pressure monitor warning lamp (pressure loss/malfunction)
Oashes f
or approximately one minute and
then remains lit.
The tyre pressure monitoring system is malfunctioning. &
WARNING Ther
e is a risk of an accident if the tyre pressure monitoring system is malfunctioning
The tyre pressure monitoring system cannot issue a warning if there is pressure loss in one or more of the tyres.
T
yres with insuPcient tyre pressure may impair the driving characteristics as well as steering and braking. 
Have the tyre pressure monitoring system checked at a q
ualiNed specialist workshop. Display messages and warning/indicator lamps
489

Warning/indicator lamp Possible causes/consequences and
P Solutions
w
T yre pressure monitoring
system warning lamp lights
up * The yellow tyre pressure monitoring system warning lamp (pressure loss/malfunction) is lit.
The tyre pressure monitoring system has detected tyre pressure loss in at least one of the tyres. &
WARNING Risk of an accident due t
o insuPcient tyre pressure
= The tyr
es can burst.
= The tyres can wear excessively and/or unevenly.
= The driving characteristics as well as the steering and braking may be greatly impaired.
You could then lose control of the vehicle. 
Observe the recommended tyre pressures. 
Adjust the tyre pressure if necessary. 
Stop the vehicle in accordance with the tr
aPc conditions. 
Check the tyre pressure and the tyres. 490
Display messages and warning/indicator lamps

1, 2, 3 ...
360° camer a
Care...................................................... 344
Function................................................ 253
Switching automatic mode on/oM
(reversing camera)................................. 256 A
A/C function A

ctivating/deactivating (operating
unit)....................................................... 149
MBUX.................................................... 149
ABS , Anti-lock braking system...................... 218
Acceleration Kickdown............................................... 182
Accident ERA-GLONASS test mode...................... 322
Accident, emergency call ............................. 319
Acoustic locking veriNcation signal, acti-
vating/deactivating........................................ 84
Acoustic presence indicator , Sound gen-
erator.......................................................... 157 Acoustic Vehicle Indication
, Sound g
ener-
ator.............................................................. 157
Active Blind Spot Assist Brake application................................... 247
Exit warning........................................... 245
Function................................................ 245
Trailer operation..................................... 247
Active bonnet, Pedestrian protection............ 333
Active bonnet (pedestrian protection) Resetting............................................... 333
Active Brake Assist Function................................................ 237
Setting................................................... 241
Active Distance Assist DISTRONIC Activate/deactivate variable limiter........ 230
Activating/deactivating.......................... 230
Active Emergency Stop Assist................ 236
Calling up a speed................................. 230
Function................................................ 228
Increasing/decreasing the speed........... 230
Route-based speed adaptation............... 233
Storing a speed...................................... 230
Active Lane Keeping Assist Activating/deactivating.......................... 250 Function................................................ 248
Se tting the sensitivity............................. 250
Trailer operation..................................... 248
Active light function ..................................... 134
Active Parking Assist Exiting a parking space.......................... 264
Function................................................ 261
Parking.................................................. 262
Active Service System PLUS,
ASSYST PLUS.............................................. 331
Active Speed Limit Assist ............................. 232
Active Steering Assist Activating/deactivating.......................... 236
Active Emergency Stop Assist................ 236
Function................................................ 234
Adaptive brake lights .................................... 223
Adaptive cruise control , Active Distance
Assist DISTRONIC........................................ 233
Adaptive Highbeam Assist , High beam
Activating/deactivating.......................... 137
Function................................................ 136
Adaptive Highbeam Assist Plus Function................................................ 137 Index
491

Switching on/oM
.................................... 138
AdBlue n
Additives................................................ 397
Capacity................................................ 398
Notes..................................................... 187
Purity..................................................... 397
Topping up............................................. 188
Additional door lock ....................................... 86
Additives AdBlue n
......................................... 188, 397
Engine oil............................................... 398
Fuel....................................................... 395
Aser-sales service, ASSYST PLUS................. 331
Air conditioning menu Air distribution....................................... 150
Calling up.............................................. 149
Climate control...................................... 149
Stationary heater/ventilation................. 155
Air distribution MBUX multimedia system....................... 150
Setting................................................... 148
Air inlet ........................................................ 340
Air pressure ................................................. 371 Air vents
Se tting................................................... 155
Air/water duct............................................. 340
Airbag, Occupant safety Automatic front passenger airbag shut
oM............................................................ 57 Deployment............................................. 48
Front airbag............................................. 54
Overview.................................................. 54
PASSENGER AIR BAG indicator lamps...... 58
Protection................................................ 55
Reduced protection.................................. 56
Warning lamp........................................... 48
AirOow Setting................................................... 148
Alarm system , ATA....................................... 102
All-wheel drive, 4MATIC................................ 183
Ambient lighting ........................................... 139
Animals, Pets in the vehicle............................ 82
Anti-lock braking system , ABS...................... 218
Anti-thes alarm system , ATA......................... 102
Anti-thes protection, ATA
Additional door lock................................. 86 Immobiliser............................................ 102
Anticipat ory operating-mode strategy ,
Route-based................................................. 173
Approval numbers ........................................ 390
Apps Mercedes me calls................................. 309
Mercedes me connect........................... 313
Assembly licence plate, front .......................... 29
Assistance system , Driving safety system..... 217
ASSYST PLUS Battery disconnection periods................ 332
Service interval display.......................... 331
Service requirements............................. 331
ATA, Anti-thes protection
Deactivating the alarm........................... 103
Function................................................ 102
Interior protection.................................. 104
Tow-away protection.............................. 103
ATTENTION ASSIST Function................................................ 223
Setting................................................... 225
Attention assistant , ATTENTION ASSIST........ 223
Authorised workshop ...................................... 41492
Index

Automatic car wash
...................................... 340
Automatic car wash mode .................... 340, 342
Automatic climate control ............................ 149
Automatic distance control , Active Dis-
tance Assist DISTRONIC............................... 228
Automatic driving lights................................ 132
Automatic emergency call , Mercedes-
Benz emergency call system......................... 320
Automatic engine start/stop , ECO start/
stop function................................................ 167
Automatic front passenger airbag shutoM
Function.................................................. 57
PASSENGER AIR BAG indicator lamps...... 58
Automatic measures aser an accident ,
Occupant safety............................................. 62
Automatic mirror folding function................. 147
Automatic transmission Changing gear........................................ 178
DIRECT SELECT lever............................. 178
Drive programs...................................... 173
DYNAMIC SELECT switch....................... 173
Engaging drive position.......................... 180
Engaging neutral.................................... 179 Engaging reverse gear............................ 179
F aulty gear shis..................................... 181
Kickdown............................................... 182
Manual shising ...................................... 181
Selecting park position........................... 180
Steering wheel gearshis paddles............ 181
Transmission position display................. 178
Transmission positions........................... 178
Autonomous braking .................................... 237
AVAS , Acoustic vehicle alerting system......... 157
Axle load Trailer operation..................................... 406 B
Ball nec
k
Folding out/in........................................ 267
Trailer coupling...................................... 269
BAS , Brake Assist System............................. 218
Battery (12 V battery) Charging................................................ 359
Notes..................................................... 355
Replacing............................................... 360
Starting assistance................................ 357 Battery (high-voltage on-board electrical
sy
stem) ........................................................ 403
Battery (key) .................................................. 85
Battery (starter battery) Charging via Remote Online................... 162
Battery operation , Plug-in hybrid operation... 157
Belt, Seat belt................................................ 49
Bicycle rack Load capacity........................................ 405
Trailer operation..................................... 270
Blind Spot Assist, Active Blind Spot Assist Activating/deactivating.......................... 248
Function................................................ 245
BlueTec AdBlue n
................................................. 187
Bluetooth n
................................................... 308
Bonnet Active bonnet......................................... 333
Opening/closing.................................... 334
Resetting (active bonnet)........................ 333
Boot lid Closing.................................................... 92 Index
493

HANDS-FREE ACCESS............................. 93
Opening ................................................... 91
Brake Assist Active Brake Assist................................. 237
Brake Assist System............................... 218
Brake Assist System , BAS............................. 218
Brake Nttings ................................................ 163
Brake Ouid .................................................... 400
Brake force distribution , EBD........................ 220
Brake lamps Adaptive brake lights.............................. 223
Brakes ABS (Anti-lock Braking System).............. 218
Active Brake Assist................................. 237
Adaptive brake lights.............................. 223
BAS (Brake Assist System)..................... 218
Driving tips............................................ 164
EBD (Electronic Brakeforce Distribu-
tion)....................................................... 220
HOLD function....................................... 221
Limited braking eMect (salt-treated
roads).................................................... 164
New/replaced brakepads/brake disks... 163
Post-collision brake.................................. 62 Recuperation......................................... 169
R
unning-in notes.................................... 163
Braking assistance Brake Assist System............................... 218
Breakdown Assistance overview................................. 20
Flat tyre................................................. 350
Tow-starting........................................... 366
Towing away.......................................... 363
Transporting the vehicle......................... 364
Wheel change........................................ 380 C
Calls Mer

cedes me......................................... 308
Camera 360° Camera......................................... 253
Cleaning................................................ 344
Information............................................ 216
Reversing camera.................................. 251
Selecting the view.................................. 256
Car key .......................................................... 83
Car wash ...................................................... 340 Car-to-X communication
Hazar
d warnings.................................... 302
Care 360° camera......................................... 344
Air/water duct....................................... 340
Automatic car wash............................... 340
Car parts............................................... 344
Decorative foil........................................ 343
Display................................................... 346
Exterior lighting...................................... 344
Head-up display..................................... 346
High-pressure cleaner............................ 342
Paint...................................................... 343
Plastic trim............................................ 346
Real wood/trim elements...................... 346
Roof lining............................................. 346
Trailer hitch............................................ 344
Vehicle interior....................................... 346
Vehicle socket for the high-voltage
battery................................................... 344
Washing by hand.................................... 343
Caring for plastic trim ................................... 346
Caring for real wood ..................................... 346
Caring for rims............................................. 344 494
Index

Caring for the steering wheel
........................ 346
Caring for trim elements............................... 346
Central locking system Button..................................................... 87
Key.......................................................... 84
Changing bulbs Fitting/removing cover (front wheel
arch)...................................................... 141
Overview................................................ 141
Changing illuminants Notes..................................................... 140
Charge level display ..................................... 207
Charge level/charge display ......................... 207
Charging 12 V battery........................................... 359
Charge level display............................... 207
Charging cable control panel.................. 196
Charging station, mode 3....................... 194
Ending the charging process (alternat-
ing current, mode 2/3).......................... 202
Ending the charging process (direct
current, mode 4).................................... 206
Indicator lamps on vehicle socket........... 198
Mains socket, mode 2............................ 193 Notes on charging the high-voltage
batt ery................................................... 190
Rapid charging station, mode 4.............. 195
Setting the charging process.................. 295
Setting the maximum permissible
charging current (mains socket)............. 196
Starting the charging process (alter-
nating current, mode 2/3)..................... 199
Starting the charging process (direct
current, mode 4).................................... 204
Stowing the charging cable.................... 190
USB port................................................ 127
Wallbox, mode 3.................................... 194
Charging cable Control panel......................................... 196
Stowing................................................. 190
Checking the coolant level ........................... 338
Child safety lock Rear door................................................. 80
Side window (rear)................................... 82
Child seat Approval categories................................. 68
Basic instructions.................................... 62
Fitting ISOFIX/i-Size................................ 71 Front passenger seat............................... 78
R ecommendations for child restraint
systems................................................... 66
Risks/dangers......................................... 63
Seats suitable for belt-secured child
restraint systems..................................... 75
Seats suitable for i!

Cleaning
Air/w ater duct....................................... 340
Automatic car wash............................... 340
Car parts............................................... 344
Decorative foil........................................ 343
High-pressure cleaner............................ 342
Paint...................................................... 343
Vehicle interior....................................... 346
Vehicle socket for the high-voltage
battery................................................... 344
Cleaning carpets .......................................... 346
Cleaning seat covers .................................... 346
Cleaning the sensors .................................... 344
Climate control A/C function......................................... 149
Activating/deactivating.......................... 149
Activating/deactivating the A/C func-
tion (control panel)................................. 149
Activating/deactivating the synchro-
nisation function (control panel)............. 150
Air vents (front)...................................... 155
Automatic control.................................. 149
Calling up the air conditioning menu....... 149
Demisting the windscreen...................... 148 Demisting windows................................ 150
Immediat
e pre-entry climate control....... 153
Notes..................................................... 148
Pre-entry climate control for depar-
ture time................................................ 152
Pre-entry climate control using the key... 151
Rear air vents......................................... 156
Residual heat......................................... 150
Setting (MBUX multimedia system)......... 149
Setting the air distribution...................... 148
Setting the airOow.................................. 148
Setting the vehicle interior tempera-
ture....................................................... 148
Stationary heater/ventilation................. 154
Switching air-recirculation mode
on/oM ................................................... 150
Switching the rear window heater
on/oM ................................................... 148
Synchronisation function........................ 150
THERMATIC control panel...................... 148
THERMOTRONIC control panel............... 148
Ventilation with comfort opening.............. 96
COC papers , CertiNcate of conformity.......... 388
Cockpit Dashboard........................................... 6, 10 CoMee
cup symbol , A TTENTION ASSIST........ 223
Collision detection (parked vehicle) Information............................................ 214
Combination switch Lights.................................................... 133
Windscreen wipers................................. 142
Component-speciNc information................... 390
Convenience closing...................................... 97
Convenience opening..................................... 96
Coolant........................................................ 400
Copyright....................................................... 46
Cornering light............................................. 135
Correct use .................................................... 41
Cover, Roller sunblind.................................... 98
Cross traPc (warning) ,
Manoeuvring assistant................................. 266
Cross TraPc Alert, Cross traPc warning....... 266
Crosswind Assist , ESPn
................................ 219
Cruise control activating/deactivating.......................... 226
Calling up a speed................................. 226 496
Index

Function................................................ 225
R equirements:....................................... 226
Setting a speed...................................... 226
Storing a speed...................................... 226 D
Dam
ping adjustment .................................... 250
Dashboard Cockpit................................................ 6, 10
Dashcam Selecting a USB device.......................... 304
Starting/stopping a video recording....... 304
Data processing in the vehicle ........................ 43
Data protection rights .................................... 46
Data storage Data protection rights.............................. 46
Electronic control units............................ 43
Online services........................................ 45
Deactivating the alarm ................................. 103
Dealership ..................................................... 41
Declaration of conformity Electromagnetic compatibility.................. 30
Importer addresses.................................. 37 Jack......................................................... 38
SpeciNc
absor

ption rate........................... 30
TIREFIT kit................................................ 38
Wireless vehicle components................... 30
Decorative foil .............................................. 343
DeNOx agent AdBlue n
................................................. 187
Destination entry ......................................... 299
Detecting inattentiveness,
ATTENTION ASSIST...................................... 223
Diagnostics connection .................................. 39
Diesel Low outside temperatures...................... 395
Notes..................................................... 395
Digital Owner's Manual .................................. 22
DIRECT SELECT lever Automatic transmission.......................... 178
Engaging drive position.......................... 180
Engaging neutral.................................... 179
Engaging park position automatically...... 180
Engaging reverse gear............................ 179
Function................................................ 178
(earshis recommendation............. 178, 182 Manual gearshising
................................ 181
Selecting park position........................... 180
Display Care...................................................... 346
Home screen......................................... 283
Display (on-board computer) Displays on the instrument display......... 279
Display message Calling up in the on-board computer....... 408
Display messages