MERCEDES-BENZ C CLASS 2023 Owners Manual

Warning/indicator lampPossible causes/consequences and P Solutions

Warning/indicator lampPossible causes/consequences and P Solutions

Driving systemsWarning/indicator lampPossible causes/consequences and P Solutions
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Warning lamp for distance
warning function
*The red distance warning lamp lights up while the vehicle is in motion.The distance to the vehicle in front is too small for the speed selected.
If there is an additional warning tone, you are approaching an obstacle at too high a speed.
Be prepared to brake immediately.Increase the distance.
Function of Active Brake Assist (  page 202).

Warning/indicator lampPossible causes/consequences and P Solutions

Warning/indicator lampPossible causes/consequences and P SolutionsDrive on carefully.Have the brake system checked immediately at a qualiNed specialist workshop.

Warning/indicator lampPossible causes/consequences and P Solutions

Mercedes-Benz emergency call systemWarning/indicator lampPossible causes/consequences and P Solutions
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Mercedes-Benz emergency
call system warning lamp
*The Mercedes-Benz emergency call system is malfunctioning. The Mercedes me connect system is also malfunctioning.Visit a qualiNed specialist workshop.Tire pressure monitorWarning/indicator lampPossible causes/consequences and P Solutions
w
Tire pressure monitoring
system warning lamp Oashes
*The yellow tire pressure monitor warning lamp (pressure loss/malfunction) Oashes for approximately one minute and
then remains lit.
The tire pressure monitoring system is malfunctioning.
&WARNING There is a risk of an accident if the tire pressure monitoring system is malfunctioning
The tire pressure monitoring system cannot issue a warning if there is pressure loss in one or more of the tires.
Tires with insuPcient tire pressure may impair the driving characteristics as well as steering and braking.
Have the tire pressure monitoring system checked at a qualiNed specialist workshop.Display messages and warning/indicator lamps455

Warning/indicator lampPossible causes/consequences and P Solutions
w
Tire pressure monitoring
system warning lamp lights
up
*The yellow tire pressure monitoring system warning lamp (pressure loss/malfunction) is lit.The tire pressure monitoring system has detected tire pressure loss in at least one of the tires.&WARNING Risk of an accident due to insuPcient tire pressure
=
The tires can burst.
= The tires 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 tire pressures.Adjust the tire pressure if necessary.Stop the vehicle in accordance with the traPc conditions.Check the tire pressure and the tires.456Display messages and warning/indicator lamps

1, 2, 3 ...
(SmartKey) battery ......................................... 65
48 V on-board electrical system Displays in the driver\bs display................ 245
Operating safety...................................... 21
A
A/C function Activating/deactivating (operating
unit)....................................................... 143
MBUX.................................................... 143
ABS ............................................................. 181
Acceleration Kickdown............................................... 167
Optimized acceleration.......................... 153
Accident prevention ..................................... 237
Accident, emergency call ............................. 291
Activating/deactivating the acoustic lock-
ing veriNcation signal...................................... 64
Active Blind Spot Assist Activating/deactivating.......................... 217
Brake application................................... 216
Exit warning........................................... 214
Function................................................ 214
Active Brake Assist Function................................................ 202
Setting................................................... 207
Active Distance Assist DISTRONIC Activating/deactivating.......................... 191
Active Emergency Stop Assist................ 198
Active Lane Change Assist..................... 200
Calling up a speed................................. 191
Function................................................ 189
Increases/decreases the speed............. 191
Route-based speed adaptation............... 194
Storing a speed...................................... 191
Active headlamps ......................................... 124
Active Lane Change Assist Activating/deactivating.......................... 202
Function................................................ 200
Active Lane Keeping Assist Activating/deactivating.......................... 219
Function................................................ 217
Setting the sensitivity............................. 219
Active Parking Assist Automatic braking function.................... 237
Cross traPc warning.............................. 238Drive Away Assist................................... 237
Exiting a parking space.......................... 235
Function................................................ 232
Maneuvering brake function................... 239
Parking.................................................. 234
Pausing.................................................. 236
Active Service System PLUS ......................... 301
Active Speed Limit Assist ............................. 193
Active Steering Assist Activating/deactivating.......................... 198
Active Emergency Stop Assist................ 198
Active Lane Change Assist..................... 200
Function................................................ 196
Active Stop-and-Go Assist Function................................................ 196
Adaptive cruise control ................................. 194
Adaptive Highbeam Assist Activating/deactivating.......................... 129
Function................................................ 128
Adaptive Highbeam Assist Plus Activating/deactivating.......................... 131
Function................................................ 129Index457

AdditivesEngine oil............................................... 377
Fuel....................................................... 377
Aser-sales service........................................ 301
Air bag Automatic front passenger air bag shu
toM .......................................................... 43
Deployment............................................. 34
Front air bag............................................ 39
Overview.................................................. 39
PASSENGER AIR BAG indicator lamps...... 44
Reduced protection.................................. 42
Warning lamp........................................... 34
Air conditioning menu Air distribution....................................... 144
Calling up.............................................. 143
Climate control...................................... 143
Fragrance system.................................. 146
Ionization............................................... 146
Rear passenger compartment climate
control................................................... 144
Air distribution Setting................................... 140, 141, 144
Air freshener system .................................... 146Air inlet........................................................ 309
Air pressure ................................................. 340
Air vents Setting................................................... 148
Air/water duct ............................................. 309
Airbag Protection................................................ 41
AirOow Setting........................................... 140, 141
Alarm system ................................................. 86
All-wheel drive , 4MATIC................................ 168
Alternative route .......................................... 274
Ambient lighting ........................................... 132
AMG TRACK PACE ConNguring ............................................ 268
Drag Race.............................................. 267
Function................................................ 264
Telemetry display................................... 268
Track Race............................................. 265
Animals .......................................................... 62
Anti-lock braking system .............................. 181
Anti-thes alarm system .................................. 86Anti-thes protection
Immobilizer.............................................. 85
Approval numbers ........................................ 372
Apps , Mercedes me
Mercedes me calls................................. 283
Mercedes me connect........................... 286
Assistance system ....................................... 180
ASSYST PLUS Battery disconnection periods................ 302
Service interval display.......................... 301
Service requirements............................. 301
ATA Deactivating the alarm............................. 87Function.................................................. 86Interior protection.............................. 87, 88Tow-away alarm....................................... 87Tow-away protection................................ 87
ATTENTION ASSIST Function................................................ 185
Setting................................................... 187
Attention assistant ....................................... 185
Authorized Mercedes-Benz Service Center ..... 25
Authorized workshop ...................................... 25458Index