
Displa
Displa
y messag
y messag es P
es P ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Stop theve hicle as soon as possible, paying attention to
ro ad and tra1c conditions. Do not continue driving. #
Consult a quali/ed specialist workshop. #
Do not top up the brake 0uid. T
!
÷
inoperative See Owner's
Manual *E
BD is una vailable due toa malfunction. This means that ABS, BAS,
Hi llSt art Assist and ESP ®
as well as its driving saf ety systems, for
ex ample, are also una vailable.
AT TENTION ASSIST is deactivated and other driving systems could be
automatically deacti vated.
The brake system continues tofunction normally, but wi thout the
functions listed ab ove. &
W WARNI NG
ARNI NGRisk of skidding if EBD, ABS and ESP ®
are mal-
functioning
The wheels may block during braking and ESP ®
does not per form
any vehicle stabilization.
The steerability and braking characteristics are heavily impaired
and the braking distance may increase. In addition, other driving
saf ety systems are swit ched o.. #
Drive on carefull y. #
Have the brake system checked immediately at a quali/ed
specialist workshop. ÷
inoperative See Owner's
Manual *
ESP ®
,BAS and Hill Start Assist are una vailable due toa malfunction.
AT TENTION ASSIST is deactivated and other driving systems could be
automatically deacti vated.
The brake system continues tofunction normall y,but without the
functions listed ab ove. The wheels could therefore lock up at an ear ly
stage in theev ent of maximum full-s top braking, forex ample.
This will se verely impair steerability and braking. Braking distance may
increase in an emer gency braking situation. &
W WARNI NG
ARNI NGRisk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisa-
tion. In addition, other driving saf ety systems are swit ched o.. #
Drive on carefull y. #
Have ESP ®
ch ecked at a quali/ed specialist workshop. ÷
currently unavailable
See Owner's Manual *
ESP ®
,BAS and Hill Start Assist are una vailable due toa malfunction.
Self-diagnosis is not yet comple te,fo rex ample.
AT TENTION ASSIST is deactivated and other driving systems could be
automatically deacti vated.
The brake system continues tofunction normall y,but without the
functions listed ab ove. The wheels could therefore lock up at an ear ly
stage in theev ent of maximum full-s top braking, forex ample. 286 286
Display messages and
warning and indicator lamps

Displa
Displa
y messag
y messag es P
es P ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
à inoperative *A
warning tone also sounds. DSR is una vailable due toa malfunction. #
Consult a quali/ed specialist workshop.
Active Parking Assist
cancelled *A
n acoustic signal sounds as well. The active parking assistance sys-
te ms ha vebeen cancelled and Active Parking Assist will automatically
be abor ted. You ha vetouched the steering wheel, forex ample, or
ha ve driven at too high a speed. #
Steer and brake manuall y. #
Repeat the parking procedure if necessar y.Comply with the deac-
tivation conditions (/ page 170).
Active Parking Assist
inoperative *P
ARKTRONIC is malfunctioning or defecti ve. #
Comply with the inst ructions and aids in "Function of
PA RKTRONIC"(/ page 165). #
Ifth e display message continues tobe displa yed, consult a quali-
/ed specialist workshop:
*A ctive Parking Assist is not available or is malfunctioning. #
Switch o. theve hicle, wait a short while, then switch it on again.
If th e display message continues tobe displa yed, or if the display does
not show thej symbol: #
Consult a quali/ed specialist workshop.
Lane Keeping Assist
inoperative *L
ane Keeping Assist is malfunctioning. #
Consult a quali/ed specialist workshop.
Lane Keeping Assist cur-
rently unavailable See
Owner's Manual *L
ane Keeping Assist has been switched o. and is temp orarily non-
operational.
The following causes are possible:
R The windscreen is dirty in the camera's /eld of vision.
R Visibility is impaired due toheavy rain, snow or fog.
R Lane markings are absent for a long period of time.
R The lane markings are worn, dark or co veredby dirt or sno w,for
ex ample.
If th e causes mentioned abo veno longer app ly,th e display message
will disappear and Lane Keeping Assist will be operational again.
If th e display message does not disappear: #
Stop in accordance with the tra1c conditions. #
Secure theve hicle against rolling away. #
Clean the windscreen.
Traffic Sign Assist inoper-
ative *
Tra1c Sign Assist is malfunctioning. #
Consult a quali/ed specialist workshop.
Traffic Sign Assist cur-
rently unavailable See
Owner's Manual *
Tra1c Sign Assist has been switched o. and is temp orarily non-
operational. Display messages and
warning and indicator lamps
293 293

Displa
Displa
y messag
y messag es P
es P ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
4 Engine oil level Stop vehi-
cle Switch engine off *T
he oil le vel is too lo w.There is a risk of engine damage. #
Stop theve hicle immediately in accordance with the tra1c condi-
tions and switch it o.. #
Secure theve hicle against rolling away. #
Check the oil le vel (/ page 226). #
If necessar y,top up the engine oil (/ page 227).
6 Reserve fuel level *T
he fuel supply has dropped into there ser verange.
Ope ration of the auxiliary heating (stationary heater) is deactivated in
th ere ser verange. #
Refuel theve hicle.
Ï *T
here is very little fuel in the fuel tank. #
It is absolutely essential torefuel at the nearest /lling station. A A
dBlue
dBlue ®
® Displa
Displa
y messag
y messag es P
es P ossible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
Ø
Refill AdBlue See Own-
er’s Manual *
Awa rning tone also sounds. The AdBlue ®
leve l has fallen below the
re ser verange. #
Top up with AdBlue ®
as soon as possible (/ page 148).
Ø Refill AdBlue Emer. oper.
in XXX km See Owner's
Manual *
Awa rning tone also sounds. The AdBlue ®
leve l is su1cient only for
th e distance displa yed. If you subsequently start the engine again, you
will be able todrive theve hicle only at a maximum speed of 20 km/h
fo rth e distance shown. Engine management will then pr event the
engine from starting. #
Top up with AdBlue ®
immediately (/ page 148).
Ø
Limp-home mode: 20
km/h No start ... km
See Owner's Manual. *
Awa rning tone also sounds. The AdBlue ®
tank is em pty. Yo u can drive
th e distance shown at a maximum speed of 20 km/h. If you subse-
qu ently switch o. the engine, the engine management system will
pr eve ntthe engine from being star ted again. You will then be able to
start the engine only once you ha vere/lled theAd Blue ®
tank. #
Stop theve hicle in accordance with the tra1c conditions. #
Top up with AdBlue ®
immediately (/ page 148).
Ø
Refill AdBlue Start not
possible *
Awa rning tone also sounds. The AdBlue ®
tank is em pty. Yo u can no
longer start the engine. #
Top up with at least 8 l AdBlue ®
(/ page 148). #
Turn theke yto position 2inthe ignition lock and waitfor
appr oximately one minute.
The engine can be restar ted once the engine management has
de tected the new le vel. Display message
s andwarning and indicator lamps
297 297

Displa
Displa
y messag
y messag es P
es P ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
b Malfunction See Own-
er's Manual *T
heexterior lighting is malfunctioning. #
Consult a quali/ed specialist workshop. W W
ar
ar ning and indicat
ning and indicat or lam
or lamps
ps Indicat
Indicat
or and w
or and w ar
ar ning lam
ning lam ps on t
ps on the ins
he instr
trument
ument
clust
clust er
er Some systems will per
form a self-test when the
ve hicle is switched on. Some indicator and warning
lamps may brie0y light up or 0ash. This behaviour
is non-critical. These indicator and warning lamps
indicate a malfunction only if they light up or 0ash
aTer theve hicle has been star ted or during a jour-
ne y. Safe
Safe
ty syst
ty syst ems
ems W
W
ar
ar ning/indicat
ning/indicat or lamp P
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
6 Re straint system warning
lamp *T
he redre straint system warning lamp is on while theve hicle is on.
The restraint system is malfunctioning. &
W
WARNING
ARNING Risk of injury due tomalfunctions in there straint
system
Co mp onents in there straint system may be activated unintention-
al ly or not deploy as intended in an accident. #
Have there straint system checked and repaired immediately
at a quali/ed specialist workshop. #
Pay attention tothe display messages. #
Drive on carefull y. #
Have there straint system and its co mponents checkedby aqu ali-
/ed specialist workshop immediatel y.
Fu rther information on there straint system and its co mponents can be
fo und under "Occupant saf ety".
J Brake system warning
lamp *T
he red brake system warning lamp is on while theve hicle is on.
EBD is una vailable due toa malfunction. This means that ABS, BAS, Hill
St art Assist and ESP ®
as well as its driving saf ety systems, forex ample,
are also una vailable.
AT TENTION ASSIST is deactivated and other driving systems could be
automatically deacti vated. 304
304
Display messages and
warning and 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 &
W
WARNING
ARNING Risk of skidding if EBD, ABS and ESP ®
are malfunc-
tioning
The wheels may block during braking and ESP ®
does not per form
any vehicle stabilization.
The steerability and braking characteristics are heavily impaired and
th e braking distance may increase. In addition, other driving saf ety
systems are switched o.. #
Drive on carefull y. #
Have the brake system checked immediately at a quali/ed
specialist workshop. #
Switch o. theve hicle, wait a short while, then switch it on again. #
Check whe ther the display message has disappeared and ESP ®
is
operational.
If th e display message continues tobe shown: #
Drive on carefull y. #
Consult a quali/ed specialist workshop immediatel y.
J Brake system warning
lamp *The
red brake system warning lamp is on while theve hicle is on. A
wa rning tone also sounds.
The brake forc e boosting is malfunctioning. &
W
WARNING
ARNING Risk of accident and injury if brake forc e boosting is
malfunctioning
If brake forc e boosting is malfunctioning, increased brake pedal
fo rc e may be necessary for braking. The braking characteristics
may be impaired. The braking dis tance can increase in eme rgency
braking situations. #
Stop in a safe location immediatel y.Do not continue driving! #
Consult a quali/ed specialist workshop. #
Secure theve hicle against rolling away.
J Brake system warning
lamp *T
he red brake system warning lamp is on while theve hicle is on.
There is insu1cient brake 0uid in the brake 0uid reser voir. &
W
WARNING
ARNING Risk of an accident due tolow brake 0uid le vel
If th e brake 0uid le vel is too lo w,the braking e.ect and the braking
ch aracteristics may be impaired. #
Stop theve hicle as soon as possible, paying attention toroad
and tra1c conditions. Do not continue driving. #
Consult a quali/ed specialist workshop. #
Do not top up the brake 0uid. #
Secure theve hicle against rolling away. Display messages and
warning and indicator lamps
305
305

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
! ABS warning lamp *T
he yellow ABS warning lamp is on while theve hicle is on.
ABS has been switched o. due toa malfunction. As a result, BAS, Hill
St art Assist and ESP ®
as well as its driving saf ety systems, forex ample,
ha ve also been switched o..
AT TENTION ASSIST is deactivated and other driving systems could be
automatically deacti vated. &
W
WARNING
ARNING Risk of skidding if ABS and ESP ®
are malfunctioning
The wheels may block during braking and ESP ®
does not per form
any vehicle stabilization.
The steerability and braking characteristics are heavily impaired and
th e braking distance may increase. In addition, other driving saf ety
systems are switched o.. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a quali/ed spe-
cialist workshop. #
Switch o. theve hicle, wait a short while, then switch it on again. #
Check whe ther the display message has disappeared and ESP ®
is
operational.
If th e display message continues tobe shown: #
Drive on carefull y. #
Consult a quali/ed specialist workshop immediatel y.
If th e ABS control unit is defective, other systems may be available only
with restrictions or may be una vailable, e.g. the navigation system or
th e automatic transmission.
÷ ESP ®
wa rning lamp *
The yellow ESP ®
wa rning lamp 0ashes while theve hicle is in motion.
ESP ®
or traction cont rol inter venes because there is a risk of skidding
or at least one wheel is spinning.
Cruise cont rol or Active Distance Assist DISTRONIC has been automati-
cal lyswitched o.. #
When pulling away,accelerate only as much as is necessar y. #
Depress the accelerator pedal less during your journe y. #
Adapt your driving style tosuit thero ad and weather conditions. #
Do not switch o. ESP ®
.
In exceptional cases, it may be better toswitch o. ESP ®
(/ page 153).
÷
ESP ®
wa rning lamp *
The yellow ESP ®
wa rning lamp is on while theve hicle is on.
ESP ®
,BAS and Hill Start Assist are una vailable due toa malfunction.
AT TENTION ASSIST is deactivated and other driving systems could be
automatically deacti vated. &
W WARNING
ARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisa-
tion. In addition, other driving saf ety systems are swit ched o.. 306
306
Display messages and
warning and indicator lamps

1, 2, 3 ...
1, 2, 3 ...
4MA
4MA TIC
TIC
Fu nction............................................. 145
12 V soc ket
12 V soc ket
see Soc ket (12 V)
230 V soc ket
230 V soc ket
see Soc ket (230 V)
360° Camera
360° Camera Button................................................ 169
Care................................................... 232
Fu nction............................................. 168
Opening the camera co ver (r evers-
ing camera)........................................1 67
Switching automatic operation
on/o. (r eversing camera)................... 170 A A
ABS (anti-loc
ABS (anti-loc k br
k braking syst
aking syst em)
em).................. 153
A
A cceler
cceler ation
ation
see Using kickdown
A
A ccident and Br
ccident and Br eakdo
eakdown Manag
wn Manag ement
ement
Mercedes me connect........................ 194
A
A cous
coustic loc tic loc king
king v
ver
er i/cation
i/cation signal
signal
Ac tivating/deactivating......................... 51
A
A ctiv
ctiv e Br
e Br ak
ake Assist
e Assist
Ac tivating/deactivating....................... 157
Fu nction/no tes................................... 155
A
A ctiv
ctiv e Dist
e Dist ance Assis
ance Assis t DIS
t DISTR
TR ONIC
ONIC
Calling up a speed.............................. 162
Displ ays.............................................. 163
Fu nction............................................. 161
Inc reasing/decreasing speed.............. 162
Selecting........................................... .162
St oring a speed................................... 162
Switching o./deactivating.................. 162
Switching on/activating..................... .162
System limitations............................... 161
A
A ctiv
ctiv e headlam
e headlam ps
ps...................................... 109
A
A ctiv
ctiv e P
e Par
arking Assist
king Assist
Exiting a parking space....................... 172
Fu nction............................................. 170
Pa rking............................................... 171
System limits...................................... 170
A
A dap dap tiv
tive br
e br ak
ake lights
e lights ................................. 157
A
A dap
dap tiv
tive cr
e cr uise contr
uise contr ol
ol
see Active Distance Assist DISTRONIC
A
A dap
dap tiv
tive Highbeam Assist
e Highbeam Assist
Fu nction............................................. 110
Switching on/o.................................. 111 A
A
dap
dap tiv
tive Highbeam Assis
e Highbeam Assist Plus t Plus
Fu nction............................................. 111
Switching on/o.................................. 112
A
A dBlue
dBlue ®
®
Ad ditive...................................... 148, 274
Displaying the /ll le vel.........................1 48
Fi lling capacity.................................... 275
No tes................................................ .148
Purity.......................................... 148, 274
To pping up.......................................... 148
A
A dd-on eq
dd-on eq uipment
uipment....................................... 17
A
A dd-on eq
dd-on eq uipment guidelines
uipment guidelines..................... .17
A
A dditive
dditive
Ad Blue ®
...................................... 148, 274
Engine oil............................................ 275
A
A dditiv
dditiv es
es
Fu el.................................................... 272
A
A dditiv
dditiv es (A
es (AdBlue
dBlue ®
®
)
)
see AdBlue ®
A
A dditiv
dditiv es (engine oil)
es (engine oil)
see Additive
A
A dditiv
dditiv es (fuel)
es (fuel)
see Fuel
A
A djus
djus ting t
ting t he air v
he air v ents
ents............................... 129
ATer
ATer -sales
-sales ser
service
vice
see ASS YST PLUS service inter val display
Air suspension
Air suspension see AIRMATIC
Air
Air -r
-recir
ecir culation butt
culation butt on
on
Con venience opening/closing............. 128
Airbag
Airbag Activation............................................. 29
Fr ont airbag (driver, co-driver)............... 33
Installation locations............................ .33
Overview............................................... 33
PA SSENGER AIR BAG indicator la mp..... 36
Pr otection impaired............................... 34
Pr otection pr ovided............................... 33
Side airbag........................................... 33
Wi ndow airbag...................................... 33
AIRMA
AIRMA TIC TIC
Suspension......................................... 145
Alar
Alar m syst
m syst em
em
see ATA (Anti-TheT Alarm system)
Aler
Aler tness assist
tness assist ant
ant
see ATTENTION ASSIST
All-wheel dr
All-wheel dr ive
ive
No tes................................................ .145 Index
313
313

All-wheel dr
All-wheel dr
ive
ive
see 4MATIC
Ambient lighting
Ambient lighting Setting (MBUX multimedia system)..... .113
Andr
Andr oid A
oid A uto
uto
see Smartphone integ ration
Animals
Animals Pets in theve hicle................................. 50
Anti-loc
Anti-loc k br
k braking syst
aking syst em
em
see ABS (anti-lo ckbraking system)
Anti-skid c
Anti-skid c hains
hains
see Snow chains
Anti-t
Anti-theT heTalar
alarm syst
m syst em
em
see ATA (Anti-TheT Alarm system)
Anti-t
Anti-theT heTprot
pr otection
ection
Immobiliser........................................... 68
Anti-t
Anti-theT heTprot
pr otection
ection
see ATA (Anti-TheT Alarm system)
Anticipat
Anticipat or
ory occupant pr ot
y occupant pr otection
ection
see PRE-SAFE ®
(anticipatory occu-
pant pr otection)
Anticipat
Anticipat or
ory occupant pr ot
y occupant pr otection sy
ection sy s-
s-
t
t em
em
see PRE-SAFE ®
(anticipatory occu-
pant pr otection)
Apple CarPlay
Apple CarPlay ®
®
see Smartphone integ ration
Aq
Aq uaplaning
uaplaning.............................................. 139
Ar
Ar mr
mr est
est
St ow age compartmen t.......................... 99
Ashtr ay
Ashtr ay
Re ar passen ger compartment.............1 03
Use (front centre console)................... 103
Assist
Assist ance syst
ance syst ems
ems
see Driving saf ety sy stem
Assist
Assist ant displa
ant displa y (on-boar
y (on-boar d com
d comput
puter)
er)...... .184
ASS YST
ASS YST
see AS SYST PLUS service inter val display
ASS YS
ASS YST PL
T PL US ser
US ser vice int
vice int erv
erval display
al display
Displaying the service due dat e........... 223
Fu nction/no tes................................... 223
Non-operational times with the bat-
te ry disconnected............................... 224
Re gular maintenance work.................. 223
Special service requ irements.............. 223
AT
ATA A(Anti-
(Anti- TheT
TheT Alar
Alarm syst
m syst em)
em)
Ac tivating/deactivating interior pro-
te ction.................................................. 69
Fu nction............................................... 68 Interior motion sensor function............. 69
St
opping the alarm................................ 68
Switching tow- awa y protection on/o.... 69
To w- awa y protection function................69
A
A tt tt ac
ac hments
hments............................................... 17
A
A TTENTION ASSIST
TTENTION ASSIST
Function............................................. 173
Switching on/o.................................. 173
System limi tations............................... 173
A A ut
ut hor
hor ised w
ised w ork
orkshop
shop
see Quali/ed specialist workshop
A
A ut
ut omatic co-dr
omatic co-dr iv
iver airbag
er airbag shut
shuto.
o.
Fu nction of co-driver airbag shuto........ 35
PA SSENGER AIR BAG indicator la mp..... 36
A
A ut
ut omatic dist
omatic dist ance adjus
ance adjustmenttment
see Active Distance Assist DISTRONIC
A
A ut
ut omatic dr
omatic dr iving lights
iving lights ............................. 107
A
A ut
ut omatic engine st
omatic engine st ar
art (EC
t (EC O st
O star
art/st
t/st op
op
function)
function) ................................................... 139
A
A ut
ut omatic engine st
omatic engine st op (EC
op (ECO st
O star
art/st
t/st op
op
function)
function) ................................................... 139
A
A ut
ut omatic measur
omatic measur es
esaTer
aTer an accident
an accident......... 38
A
A ut
ut omatic tr
omatic tr ansmission
ansmission
DIRECT SELECT le ver.......................... 141
Drive prog ram displa y......................... 144
Drive prog rams.................................. .144
DY NAMIC SELECT swit ch.................... 144
Engage park position........................... 143
Engage reve rsege ar............................ 142
Engaging drive position....................... 143
Engaging neutral................................ .142
Kickdown............................................1 45
Manual shiTing................................... 144
Re stricting the shiT range................... 143
Selecting the drive prog ram................ 144
St eering wheel gearshiT paddles......... 144
Tr ansmission position displ ay.............. 141
Tr ansmission position s........................ 141
A
A uxiliar uxiliar y heating
y heating
No tes................................................ .129
A
A uxiliar
uxiliar y w
y war
arm-air heat
m-air heat er
er
Fu nction............................................. 133
Immediate heating mod e..................... 134
Overvie w,timer................................... 133
Problems............................................ 134
Setting the departure time.................. 134
Setting thete mp erature/operating
duration..............................................1 34
Setting the timer................................. 133
Axle load
Axle load................................................... 270 314 314
Index