Page 378 of 473

Ve
hicle Display messages
Possible causes/consequences and M
MSolutions
d Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle when it is in a ready-to-drive state. #
When you lea vetheve hicle, switch off the ignition, secure theve hicle against rolling away and take theke y with
yo u. #
Ifyo u do not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the12 V
battery may dischar geand it will then be possible tostart theve hicle only with the aid of a second battery
(s ta rting assis tance).
ï Check trailer hitch lock *T
he trailer hitch is not operational during a journey with a trailer. &
WARNING Risk of an accident if the ball neck is not loc ked
The trailer may become de tach ed. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivel mo vement and do not re-couple the trailer until thewa rning/indicator lamp goes out. #
When the display message disappears, couple up the trailer and drive on.
If th e display message does not disappear, the trailer hitch is malfunctioning and the ball neck is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. Displ
aymessa ges and warning/indicator lamps 375
Page 380 of 473

Display messages
Possible causes/consequences and M
MSolutions
Ù Steering malfunction Stop
immediately See Owner's
Manual *T
hesteering is malfunctioning. Steering capability is significant lyimpaired. &
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf ety is jeopardised. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
Do not continue driving under any circums tances. #
Consult a qualified specialist workshop. Active bonnet malfunction
See Owner's Manual
*T
he active bonnet (pedestrian pr otection) is malfunctioning or inoperative af ter having already been triggered. #
Consult a qualified specialist workshop.
C *A
t least one door is open. #
Close all doors.
M *T
he bonnet is open. &
WARNING Risk of accident due todriving with the bonn etunlo cked
The bonn etmay open and block your vie w. #
Neverre lease the bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. Display messages and
warning/indicator lamps 377
Page 381 of 473
Display messages
Possible causes/consequences and M
MSolutions #
Stop theve hicle immediately, paying attention toroad and traf fic conditions. #
Close the bonn et.
N *T
he boot lid is open. &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the
ve hicle interior if the boot lid is open when the engine is running, especially if theve hicle is in motion. #
Alw ays switch off the engine before opening the boot lid. #
Never drive with the boot lid open. #
Close the boot lid.
_ Front left seat backrest not
locked (exa mp le) *T
he seat backrest of the cor responding front seat is not engaged. #
Foldthe seat backrest back until it engages. 378
Displaymessa ges and warning/indicator lamps
Page 404 of 473

Driving saf
ety sy stems Display messages
Possible causes/consequences and M
MSolutions
!
÷ currently unavailable See
Owner's Manual *
ABS and ESP ®
are temp orarily una vailable.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be temp orarily una vailable.
The brake sy stem will continue tooperate normally. Braking dis tance may increase in an emergency braking situa‐
tion. &
WARNING Risk of skidding if ABS and ESP ®
are malfunctioning
The wheels may lock du ring braking and ESP ®
does not pe rform any vehicle stabilisation.
The steerability and braking characteristics are heavily impaired and the braking dis tance may increase. In addi‐
tion, other driving saf ety sy stems are switched off. #
Drive carefully on a suitable stre tch of road, making slight steering mo vements at a speed abo ve30 km/h. #
Ifth e display message does not disappear, consult a qualified specialist workshop immediately. Drive care‐
full y. Displ
aymessa ges and warning/indicator lamps 401
Page 405 of 473

Display messages
Possible causes/consequences and M
MSolutions
!
÷ inoperative See Owner's
Manual *
ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning.
The brake sy stem will continue tooperate normally. Braking dis tance may increase in an emergency braking situa‐
tion. &
WARNING Risk of skidding if ABS and ESP ®
are malfunctioning
The wheels may block du ring braking and ESP ®
does not pe rform any vehicle stabilization.
The steerability and braking characteristics are heavily impaired and the braking dis tance may increase. In addi‐
tion, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a qualified specialist workshop. ÷
currently unavailable See
Owner's Manual *
ESP ®
is temp orarily una vailable.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning. &
WARNING Risk of skidding if ESP is malfunctioning ®
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisation. In addition, other driving saf ety sy stems
are switched off. #
Drive carefully on a suitable stre tch of road, making slight steering mo vements at a speed abo ve30 km/h. 402
Displaymessa ges and warning/indicator lamps
Page 407 of 473

Display messages
Possible causes/consequences and M
MSolutions
T
!
÷ inoperative See Owner's
Manual *
EBD, ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning. &
WARNING Risk of skidding if EBD, ABS and ESP ®
are malfunctioning
The wheels may block du ring braking and ESP ®
does not pe rform any vehicle stabilization.
The steerability and braking characteristics are heavily impaired and the braking dis tance may increase. In addi‐
tion, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. Active Brake Assist Func-
tions currently limited See
Owner's Manual *
Ve hicles with the Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE ®
PLUS are temp orarily una vailable or only partially available.
Ve hicles without the Driving Assistance Package: Active Brake Assi stistemp orarily una vailable. #
Drive on.
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again. #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra ffic conditions and restart
th e engine. 404
Display messages and warning/indicator lamps
Page 431 of 473
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
Fu nction of Active Brake Assi st (/ page 188).
ä
Suspension warning lamp
(yellow) The
yellow AIR BODY CONTROL warning lamp is lit.
The yellow DYNA MIC BODY CONTROL warning lamp is lit.
*A fault has occur red in the AIR BODY CONTROL.
A fault has occur red in theDY NA MIC BODY CONTROL. #
Notethe messages on the multifunction displa y.Driving saf
ety sy stems Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
! ABS warning lamp The
yellow ABS warning lamp is lit while the engine is running.
*ABS is malfunctioning. If th ere is an additional warning tone, EBD is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. #
Notethe messages on the multifunction displa y. &
WARNING Thereis a risk of skidding if EBD or ABS is malfunctioning
The wheels may lock during braking. 428
Display messages and warning/indicator lamps
Page 436 of 473

1,
2, 3 ...
4MATIC ..................................................... 17 0
Fu nction .............................................. 17 0
12 V battery
see Battery (vehicle)
12 V so cket
see Soc ket (12 V)
48 V on-board electrical sy stem
Operating saf ety .................................... 22
360° Camera ............................................ 217
Care .................................................... 305
Fu nction ............................................... 217
Opening the camera co ver (r eve rsing
camera) .............................................. .221
Selecting a view ................................... 221
Switching au tomatic operation
on/off (r eversing camera) .................. .221 A
A/C function Activating/deactivating (MBUX mul‐
timedia sy stem) ................................... 14 2
Switching on/off (control panel) ......... 14 2ABS (Anti-lock Braking Sy
stem) ............ .185
Ac celeration
see Kickdown
Ac cident and Breakdown Manage‐
ment
Mercedes me connect ........................ .275
Ac oustic locking verification signal
Ac tivating/deactivating ......................... 71
Ac tive Blind Spot Assi st......................... 230
Ac tivating/deactivating ...................... .233
Brake application ................................. 232
Fu nction .............................................. 230
Sy stem limitations ...............................2 30
Tr ailer operation .................................. 232
Ac tive bonn et(pedestrian pr otection) .. 296
Operation ............................................ 296
Re setting ............................................. 296
Ac tive Brake Assi st
Fu nction/no tes ................................... 188
Setting ................................................. 19 2
Ac tive Di stance Assist DISTRO NIC........ 19 6
Ac tive Emergency Stop Assist .............2 05
Calling up a speed ............................... 19 9Fu
nction .............................................. 19 6
Increasing/decreasing speed .............. 19 9
Re quirements: .................................... .199
Ro ute-based speed adap tation ........... .202
Selecting ............................................. 19 9
St eering wheel buttons ........................ 19 9
St oring a speed ................................... 19 9
Switching off/deacti vating .................. 19 9
Switching on/activating ...................... 19 9
Sy stem limitations ...............................1 96
Ac tive Eme rgency Stop Assist ...............205
Ac tive headlamps .................................... 12 6
Ac tive Lane Keeping Assist .................... 233
Ac tivating/deactivating ...................... .236
Ac tivating/deactivating thewa rning .. .236
Fu nction .............................................. 233
Setting the sensitivity .......................... 236
Sy stem limits ....................................... 233
Tr ailer operation .................................. 233
Ac tive Parking Assist .............................. 222
Exiting a parking space ...................... .225
Fu nction .............................................. 222
Pa rking ................................................ 223
Sy stem limitations ...............................2 22 Index
433