2023 MERCEDES-BENZ S CLASS Owners Manual

Driving and driving safety systemsWarning/indicator lampPossible causes/consequences and P Solutions
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ABS warning lamp
*The yellow ABS warning lamp is lit while the vehicle is running.ABS is malfunctioning.
If an additional warning tone sounds, EBD is malfunctioning.
Other driving systems and driving safety systems may also be malfunctioning.
Note the messages on the driver\bs display.&WARNING There is a risk of skidding if EBD or ABS is malfunctioning
The wheels may lock during braking.
The steerability and braking characteristics are heavily impaired and the braking distance may increase. In addition, other driving safety systems are switched o"M.
Drive on carefully.Have the brake system checked immediately at a quali"Ned specialist workshop.

Warning/indicator lampPossible causes/consequences and P Solutions

Warning/indicator lampPossible causes/consequences and P SolutionsIf ESP n
cannot be activated, ESP n
is malfunctioning.Have ESP n
checked immediately at a quali"Ned specialist workshop.Observe the notes on deactivating ESP n
( page 255).
Û
ATTENTION ASSIST warning
lamp
*The ATTENTION ASSIST warning lamp is lit.ATTENTION ASSIST is malfunctioning.
Consult a quali"Ned specialist workshop.
/
Distance warning lamp
*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 274).
Display messages and warning/indicator lamps577

Warning/indicator lampPossible causes/consequences and P Solutions

Warning/indicator lampPossible causes/consequences and P Solutions

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 insu"Pcient tire pressure may impair the driving characteristics as well as steering and braking.
Have the tire pressure monitoring system checked at a quali"Ned specialist workshop.
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 insu"Pcient 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.580Display messages and warning/indicator lamps

Warning/indicator lampPossible causes/consequences and P SolutionsStop the vehicle in accordance with the tra"Pc conditions.Check the tire pressure and the tires.Display messages and warning/indicator lamps581

1, 2, 3 ...
(SmartKey) battery ......................................... 85
3D driver\bs display , 3D instrument cluster
Function/notes...................................... 321
4MATIC ........................................................ 226
48 V on-board electrical system Displays in the driver\bs display................ 328
Operating safety...................................... 31
A
A/C function Activating/deactivating (operating
unit)....................................................... 186
Switching on/o"M (MBUX)....................... 187
ABS ............................................................. 255
Acceleration Kickdown............................................... 225
Optimized acceleration.......................... 206
Accelerator pedal ......................................... 218
Accident prevention ..................................... 314
Accident, emergency call ............................. 392
Activating/deactivating the acoustic lock-
ing veri"Ncation signal...................................... 83
Active Blind Spot Assist Activating/deactivating.......................... 287
Brake application................................... 286
Exit warning........................................... 284
Function................................................ 284
Active Brake Assist Function................................................ 274
Setting................................................... 278
Active Distance Assist DISTRONIC Activating/deactivating.......................... 263
Active Emergency Stop Assist................ 270
Active Lane Change Assist..................... 272
Calling up a speed................................. 263
Function................................................ 260
Increases/decreases the speed............. 263
Route-based speed adaptation............... 266
Storing a speed...................................... 263
Active Emergency Stop Assist ...................... 270
Active headlamps ......................................... 167
Active Lane Change Assist Activating/deactivating.......................... 274
Function................................................ 272Active Lane Keeping Assist Activating/deactivating.......................... 290
Function................................................ 287
Setting the sensitivity............................. 290
Active light function ..................................... 167
Active Parking Assist Automatic braking function.................... 310
Cross tra"Pc warning.............................. 315
Drive Away Assist................................... 314
Exiting a parking space.......................... 308
Function................................................ 305
Maneuvering brake function................... 316
Memory Parking Assist.......................... 317
Parking.................................................. 307
Pausing.................................................. 309
Remote Parking Assist........................... 310
Active Service System PLUS ......................... 402
Active Speed Limit Assist ............................. 265
Active Steering Assist Activating/deactivating.......................... 270
Active Emergency Stop Assist................ 270
Active Lane Change Assist..................... 272
Function................................................ 268
Active Stop-and-Go Assist ............................ 268582Index