
Exterior lighting
Note
s onchanging the lights when driving
abroad Ve
hicles with static LED headlamps: it is not
necessa ryto change the headlamps. The legal
re qu irements are also met in countries in which
traf fic drives on theot her side of thero ad.
Ve hicles with Intelligent Light Sy stem: before
crossing the border into count ries in which traf‐
fi c drives on theot her side of thero ad, it is nec‐
essary toset the headlamps tosymmetrical low
beam (/ page145).
On ce the headlamps ha vebeen changed:
R oncoming traf fic will not be dazzled
R the edge of thero ad will not be illuminated
as far or as high
R the "mo torw ay mode" and "enhanced fog
light" functions will not be available
The headlamps must be reset toasymm etrical
low beam when youre turn from ab road. Information about lighting sy
stems and your
re sponsibility The
various lighting sy stems of theve hicle are
only aids. The driver of theve hicle is responsible
fo r cor rect vehicle illumination in accordance
with the pr evailing light and visibility conditions,
legal requirements and traf fic situation. Light switch
Ope
rating the light switch 1
W Left-hand pa rking lights
2 X Right-hand parking lights
3 T Standing lights and licence plate light‐
ing
4 Ã Automatic driving lights (prefer red light
switch position) Light and sight
137

Operating
the combination switch for the
lights 1
High beam
2 Turn signal indicator, right
3 Headlamp flasher
4 Turn signal indicator, left #
Use the combination switch toactivate the
desired function. High beam #
Toswitch on: turnthe light switch tothe
L orà position. #
Press the combination switch be yond the
point of resis tance in the direction of ar row
1 .
When the main beam is activated, the indica‐
to r lamp for dipped beam Lis deactiva‐
te d and replaced bythe indicator lamp for
th e main beam K. #
Toswitch off: movethe combination switch
back toits starting position.
Headla mpflasher #
Pull the combination switch in the direction
of ar row3.
Tu rn signal indicators #
Toindicate briefl y:press the combination
switch briefly tothe point of resis tance in the
direction of ar row2or4.
The cor responding turn signal indicator will
fl ash thre e times. #
Toindicate permanentl y:press the combi‐
nation switch be yond the point of resis tance
in the direction of ar row2or4.
Ve hicles with Active Lane Change Assi st:
R Indicator operation activated bythe driver
can extend forth e duration of the lane
ch ange.
R Ifth e driver indicated directly beforehand
but a lane change was not immediately
possible, the turn signal indicator may
activate automaticall y. Light and sight
13 9

Ac
tivating/deactivating the hazard warning
lamps #
Press button 1.
The hazard warning lamps will switch on auto‐
matically if:
R the airbag has been deplo yed.
R theve hicle is heavily braked from a speed of
more than 70 km/h toast andstill. When
you pull away again, the hazard warning
lamps will switch off automatically at appr ox‐
imately 10km/h. You can also swit choff the
hazard warning lamps using button 1. Ad
aptive functions, MULTIBEAM LED Intelligent Light Sy
stem function
The MULTIBEAM LED headlamps adapt tothe
driving and weather situation and pr ovide exten‐
ded functions for impr oved illumination of the
ro ad.
The sy stem comprises thefo llowing functions:
R Active headla mps (/ page140)
R Cornering light (/ page141)
R Motorw ay mode (/ page141)
R Enhanced fog light function (/ page141)
The sy stem is active only when it is dar k.Ac
tive headlamps function Fu
nctions of the active headlamps:
R The headlamps follow thesteering mo ve‐
ments.
R Releva nt areas are better illumina ted during
tra vel.
The functions are active when the low beam is
switched on.
Depending on theve hicle's equipment, the
cou rse of the lane in which you are driving will
also be evaluated and the active headlamps
function will adjust the light in advance. 14 0
Light and sight

The
Adaptive Highbeam Assist automatically
swit ches between thefo llowing types of light:
R Low beam
R High beam
At speeds greater than 30 km/h:
R If no other road users are de tected, the high
beam will be switched on automaticall y.The high beam switches off automatically in
the
fo llowing cases:
R Atspeeds below 25 km/h.
R Ifot her road users are de tected.
R Ifstre et lighting is suf ficient.
At speeds greater than appr oximately 50 km/h:
R The headlamp range of the low beam is regu‐
lated automatically based on the dis tance to
ot her road users.
The sy stem's optical sensor is located behind
th e windscreen near theov erhead control panel.
Switching Adaptive Highbeam Assist on/off #
Toswitch on: turnthe light switch tothe
à position. #
Switch on the main beam using the combina‐
tion switch.
When the main beam is switched on auto‐
matically in the dar k,the _ indicator
lamp on the multifunction display comes on. #
Toswitch off: switch offthe main beam
using the combination switch. Ad
aptive Highbeam Assist Plus Ad
aptive Highbeam Assist Plus function &
WARNING Risk of accident despi te
Ad aptive Highbeam Assist Plus
Ad aptive Highbeam Assist Plus does not rec‐
ognise thefo llowing road users:
R Road users without lights, e.g. pedes‐
trians
R Road users with poor lighting, e.g.
cyclists
R Road users whose lighting is obstructed,
e.g. bya bar rier
On very rare occasions, Adaptive Highbeam
Assist Plus may failto recognise other road
users that ha velights, or may recognise
th em too late.
In this, or in similar situations, the automatic
main beam will not be deactivated or will be
activated despite the presence of other road
users. Light and sight
14 3

#
Alw ays obser vethe tra ffic carefully and
switch off the main beam in good time. Ad
aptive Highbeam Assist Plus cannot take into
account road, weather or traf fic conditions.
De tection may be restricted in thefo llowing
cases:
R in poor visibilit y,e.g. fog, heavy rain or snow
R ifth ere is dirt on the sensors or the sensors
are obscured
Ad aptive Highbeam Assist Plus is on lyan aid.
Yo u are responsible for adju sting theve hicle's
lighting tothe pr evailing light, visibility and traf‐
fi c conditions. The
Adaptive Highbeam Assist Plus automati‐
cally swit ches between thefo llowing types of
light:
R Low beam
R Partial high beam
R High beam
Pa rtial high beam uses the high beam toshine
past other road users rath er than dazzling them. The
vehicle in front will be illuminated bythe low
beam.
At speeds abo ve30 km/h:
R If no other road users are de tected, the high
beam will be switched on automaticall y.
R Ifot her road users are de tected, the partial
high beam will be switched on automatically.
At speeds below 25 km/h or when there is suf fi‐
cient stre et lighting:
R The partial high beam will switch off auto‐
maticall y.
R The high beam will switch off automatically.
At speeds abo veappr oximately 50 km/h:
R The headlamp range of the low beam is regu‐
lated automatically based on the dis tance to
ot her road users.
The sy stem's optical sensor is located behind
th e windscreen near theove rhead control panel. 14 4
Light and sight

Switching
Adaptive Highbeam Assist Plus
on/off #
Toswitch on: turnthe light switch tothe
à position. #
Switch on the main beam using the combina‐
tion switch.
When the main beam is switched on auto‐
matically in the dar k,the _ indicator
lamp on the multifunction display will light
up. #
Toswitch off: switch offthe main beam
using the combination switch. Setting
the dipped beam (only vehicles with
MULTIBEAM LED headlamps) Multimedia sy
stem:
4 © 5
Settings 5
Lights
5 Dipped-beams #
Select Right-side traffic, Left-side trafficor
Automatic. Setting
theex terior lighting switch-off delay
time Re
quirements:
R The light switch is in theà position.
Multimedia sy stem:
4 © 5
Settings 5
Lights
5 Ext. light. del. sw. off #
Set the switch-off delay time.
The exterior lighting is activated forth e set
time when theve hicle is par ked. Switching
the sur round lighting on/off Multimedia sy
stem:
4 © 5
Settings 5
Lights
5 Surround lighting
When Surround lighting is active,theex terior
lighting lights up for 40 seconds af terth eve hicle
is unloc ked. When youstart theve hicle, the sur‐
ro und lighting is deactivated and the automatic
driving lights are activated. #
Activate or deacti vate the function. Interior lighting
Ad
justing the in terior lighting Fr
ont overhead control panel 1
p Front left reading lamp
2 | Automatic interior lighting control
3 c Front interior lighting
4 u Rear interior lighting
5 p Front right reading lamp #
Toswitch on or off: press button1–5
accordingly. Light and sight
14 5

The inside
rearview mir ror and the outside mir‐
ro r on the driver's side automatically go into
anti-dazzle mode if light from a headlamp hits
th e sensor on the inside rearview mir ror.
Sy stem limitations
The sy stem does not go into anti-dazzle mode in
th efo llowing situations:
R the engine is switched off
R reve rsege ar is engaged
R the interior lighting is switched on Fr
ont-passenger outside mir ror parking posi‐
tion function The pa
rking position makes parking easier.
In thefo llowing situations, the front-passen ger
outside mir ror will swivel down wards in the
direction of there ar wheel on the front passeng‐
er's side:
R The parking position is stored (/ page151)
R The front-passenger mir ror is selected
R Reversege ar is engaged The front-passenger outside mir
ror will mo ve
back toits original position in thefo llowing sit‐
uations:
R You shift the transmission toano ther trans‐
mission position
R You are tra velling at speeds greaterth an
15 km/h
R You press the button forth e outside mir ror
on the driver's side St
oring the pa rking position of the front-
passenger outside mir ror using reve rsege ar St
oring #
Select the front-passen ger outside mir ror
using but ton2. #
Engage reve rsege ar. #
Movethe front-passen ger outside mir ror into
th e desired parking position using button 1. Light and sight
151

Ensu
rethefo llowing before starting a journey:
R The tyre pressure on there ar axle of theto w‐
ing vehicle is set for a maximum load
R The lighting of the connected trailer is opera‐
tional
R Vehicles without LED headlamps or MUL‐
TIBEAM LED headlamps: the headlamps
ha ve been set cor rectly
In theeve nt of increased rear axle load, the car/
trailer combination may not exceed a maximum
speed of 100 km/h forre asons concerning the
operating permit. This also applies in countri es
in which the permissible maximum speed for
car/trailer combinations is ab ove100 km/h.
% When you are reve rsing with a trailer,
re member touse theTr ailer Manoeuv ring
Assi stfunction (/ page 238). Extends/
retracts the ball ne ckfully electri‐
cally &
WARNING Risk of accident due tothe
ball neck not being engaged
If th e ball neck is not engaged, the trailer
may come loose. #
Make sure that the ball neck securely
engages and loc ksinto place. *
NO
TEDama getothe all-electric trailer
hitch due toadditional pressure The all-electric trailer hit
chcould be mechan‐
ically damaged byapplying additional pres‐
sure when the ball neck is being extended or
re tracted. #
Do not ma kethe ball neck extend/
re tract faster by applying additional
pressure. Re
quirements:
R The vehicle is secured against rolling away.
R The range of mo vement is clear. R
The trailer cables or adapte r plugs havebeen
re mo ved.
Extending the ball neck fully electrically But
ton on theta ilgate Driving and parking
263