Page 374 of 481

Maximum t
Maximum t
ongue w
ongue weight
eight *
N
NO OTE
TE Damage caused bythe trailer com-
ing loose If
th eto ngue weight used is too lo w,the trailer
may come loose. #
The tongue weight must not be below
50 kg. #
Use a tongue weight that is as close as
possible tothe maximum permissible
to ngue weight. *
N
NO OTE
TE Damage caused bythe bicycle rack
coming loose When using a bicycle
rack , bo th th e maximal
to ngue weight and the maximal load capacity
should be obser ved. #
Do not exceed the permissible load
capacity. Obser
vethe additional no tes on load capacity
(/ page 246). T
T
ongue w
ongue w eight
eight Model
Model
Maximum t
Maximum tongue
ongue
w
w eight
eight
All model s7 5 kg Load capacity
Load capacity
All models
All models
Maximum load
Maximum load
When attaching the
bicycle rack tothe ball
head 75 kg P
P
er
er missible r
missible r ear axle load (tr
ear axle load (tr ailer oper
ailer operation)
ation) T
T
r
railer oper
ailer oper ation axle load
ation axle load Model
Model
Axle load
Axle load
E 200 4MATIC 1335 kg
E 300 1345 kg
E 300 d 4MATIC 1395 kg
E 350 1350 kg Model
Model
Axle load
Axle load
E 400 d 4MATIC 1385 kg
E 450 4MATIC 1390 kg
All other model s1 330 kg Te
ch nical data
371
371
Page 383 of 481
Lights
Lights
Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
:
Left dipped beam (examp le) *T
he cor responding light source is defecti ve. #
Drive on carefull y. #
Consult a quali/ed specialist workshop immediatel y.
% LED light sources: the display message forth e cor responding light appears only when all the light-emitting diodes
in the light are faulty.
: Malfunction See Owner's
Manual *T
heexterior lighting is malfunctioning. #
Consult a quali/ed specialist workshop.
*V Vehicles wit ehicles wit h a tr
h a trailer hitc
ailer hitc h:
h:a fuse may ha veblown. #
Stop theve hicle in accordance with the tra1c conditions. #
Check the fuses and replace them if necessary (/ page 334).
:
Automatic driving lights
inoperative *T
he light sensor for automatic driving lights is malfunctioning. #
Consult a quali/ed specialist workshop. 380 380
Displ
aymessages and warning/indicator lamps
Page 388 of 481

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ï
Check trailer hitch
lock (white display message) *T
he trailer hitch is not operational during a jou rney with a trailer. &
W WARNING
ARNING 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 tra1c conditions. Do not continue driving. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedu reand do not re-couple the trailer until the display message disappears. #
Initiate a new swivel mo vement (/ page 242). #
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 unloc ked
ball nec k. #
Consult a quali/ed specialist workshop.
*W hen theve hicle is stationary with a coupled trailer, the trailer hitch is not operational. #
Uncouple the coupled trailer and secure it against rolling away. #
If t
If the ball nec
he ball nec k has been f
k has been f olded in:
olded in:unlockthe ball neck (/ page 242). #
Swivel the ball neck into the end position manually and let it engage. #
If t
If the ball nec
he ball nec k has been f
k has been f olded out
olded out::unlock the ball neck (/ page 242). Display messages and
warning/indicator lamps
385
385
Page 389 of 481

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Swivel the ball neck beneath the bumper manually and let it engage.
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 unloc ked
ball nec k. #
Consult a quali/ed specialist workshop.
Head-up display currently
unavailable See Owner's
Manual *T
he head-up displ ayistemp orarily una vailable. Possible causes:
R malfunctions in the po wer supply
R signal inter fere nce #
Stop in accordance with the tra1c conditions and switch theve hicle o. and on again. #
Ifth e display message still appears, consult a quali/ed specialist workshop.
Head-up display inoperative *The head-up displ ayhas an internal er ror. #
Consult a quali/ed specialist workshop.
Ù
Steering malfunction
Increased physical effort
See Owner's Manual *T
he po wer steering assistance is malfunctioning. &
W WARNING
ARNING Risk of an accident due toaltered steering characteristics
If th e po wer assistance of the steering fails partially or comple tely,yo u will need touse more forc eto stee r. #
If safe steering is possible, drive on carefull y.386
386
Display message
s andwarning/indicator lamps
Page 409 of 481

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Drive on
or #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra1c conditions and restart
th eve hicle.
Blind Spot Assist inopera-
tive *B
lind Spot Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop.
Blind Spot Assist not availa-
ble when towing a trailer
See Owner's Manual *W
hen you establish the electrical connection tothe trailer, Blind Spot Assist will be una vailable. #
Press the leT-hand Touch Control and ackno wledge the display message.
Active Blind Spot Assist
currently unavailable See
Owner's Manual *A
ctive Blind Spot Assist is temp orarily una vailable.
The system limits ha vebeen reached (/ page 214).
Once the cause of the problem is no longer present, the system will be available again. #
Drive on
or #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra1c conditions and restart
th eve hicle. 406 406
Displ
aymessages and warning/indicator lamps
Page 410 of 481

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Active Blind Spot Assist
inoperative *A
ctive Blind Spot Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop.
Active Blind Spot Assist
not available when towing
a trailer See Owner's Man-
ual *W
hen you establish the electrical connection tothe trailer, Active Blind Spot Assist will be una vailable. #
Press the leT-hand Touch Control and ackno wledge the display message.
Active Lane Keeping Assist
currently unavailable See
Owner's Manual *A
ctive Lane Keeping Assist is temp orarily una vailable.
The ambient conditions are outside the system limits (/ page 217).
As soon as the ambient conditions are within the system limits, the system will become available again. #
Drive on
Active Lane Keeping Assist
inoperative *A
ctive Lane Keeping Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
407 407
Page 414 of 481

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Set a higher vehicle le vel (/ page 221).
Depending on the malfunction, theve hicle will be raised.
¢ Lowering *T
hevehicle le vel will lo werfo rth efo llowing reasons:
R You ha veselected a di.erent drive prog ram.
R You ha veexceeded the speed limit.
R You ha vechanged theve hicle le velby pressing the button.
É Vehicle rising *Y
our vehicle is adjusting tothe le velyo u ha veselected.
É Vehicle rising Please wait *T
hevehicle le vel is too lo w.The vehicle will be raised tothe selected vehicle le vel. #
Wait until the display message disappears before pulling away.
É
Please reduce speed *Y
ou are driving toofast forth e selected vehicle le vel. #
Toadjust theve hicle le vel,yo u must not drive at speeds greater than 60 km/h. #
Toadjust theve hicle le vel during trailer operation, you must not drive at speeds greater than 30 km/h. Displ
aymessages and warning/indicator lamps
411
411
Page 434 of 481

W
W
ar
ar ning and indicat
ning and indicat or lam
or lamps
ps Ov
Ov
er
ervie
vie w of indicat
w of indicat or and w
or and war
arning lam
ning lam ps
ps Some systems will per
form a self-test when the
ve hicle is switched on. Some indicator and warn-
ing lamps may brie0y light up or 0ash. This beha v-
iour is non-critical. These indicator and warning
lamps indicate a malfunction only if they light up
or 0as haTer theve hicle has been star ted or dur-
ing a journe y.
Ins
Ins tr
trument displ ay
ument display Depending on
the display setting, the positions of
th e indicator lamps on the inst rument display may
di.er from theex ample shown. Indicat
Indicat or and w
or and w ar
arning lam
ning lam ps:
ps:
6 Restraint system (/ page 432)
ü Seat belt (/ page 432)
ï Trailer hitch (/ page 433)
Ù Powe r steering (/ page 433)
ÿ Coolanttemp erature (/ page 434)
; Engine diagnostics (/ page 434)
% V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine: preglow
# Electricalfault (/ page 434)
8 Reser vefuel wi thfuel /ller 0ap loca-
tion indicator (/ page 434)
! Electric parking brake (yellow)
(/page 438)
! Electric parking brake (red)
(/page 438)
J Brakes (yellow) (/ page 438)
J Brakes (red) (/ page 438)
L Distancewarning (/ page 440)
Ó Active Brake Assist (/ page 440)
ê Active Brake Assist (/ page 440)ä
AIR BODYCONTROL (/ page 440)
ä DYNAMIC BODY CONTROL
(/ page 440)
! ABS (/page 441)
÷ ESP®
(/ page 441)
å ESP®
OFF (/ page 441)
h Tyre pressure monitoring system
(/ page 444)
T Standing lights (/ page 127)
L Low beam (/ page 127)
K High beam (/ page 129)
#! Turn signal lights (/ page 129)
R Rear fog light (/ page 127)
Symbols on t
Symbols on t he centr he central display:
al displ ay:
É DriveAway Assist (/ page 238)
L CrossTra1c Ale rt (/ page 238)
º Manoeuv ring brake function (/ page 239) Display messa
ges and warning/indicator lamps
431
431