light MERCEDES-BENZ GLC SUV 2019 Service Manual

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 (/ page144)
R Cor nering light (/ page 145)
R Motorw ay mode (/ page145)
R Enhanced fog light function (/ page145)
R Off- road light (/ page146)
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 4
Light and sight

Cornering light function
The cornering light impr
ovesth e illumination of
th e car riag ewa yove r a wide angle in the turning
direction, enabling better visibility on tight
bends, forex ample. It can be activated on ly
when the low beam is switched on.
The function is active in thefo llowing cases:
R at speeds below 40 km/h when the turn sig‐
nal indicator is switched on or thesteering
wheel is turned
R at speeds between 40 km/h and 70 km/h
when thesteering wheel is turned Ro
undabout and intersection function: the
cornering light will be acti vated on bo thsides
based on an evaluation of the cur rent GPS posi‐
tion of theve hicle. It will remain active until af ter
th eve hicle has left thero undabout or the inter‐
section.
Mo torw ay mode function
Mo torw ay mode increases thera nge and bright‐
ness of the cone of light, enabling better visibil‐
ity. The function is enabled if a mo
torw ay jou rney is
de tected by:
R theve hicle's speed R
the multifunction camera
R the GPS
The function will not be enabled in thefo llowing
cases:
R at speeds below 80 km/h.
Enhanced fog light function
The enhanced fog light function reduces glare
fo rth e driver and impr oves the illumination of
th e edge of the car riag ew ay. The function is automatically activated under
the
fo llowing conditions:
R Atspeeds below 70 km/h and when there ar
fo g lights are switched on. Light and sight
14 5

The function is automatically deactivated under
th efo llowing conditions:
R Atspeeds abo ve100 km/h af ter activation.
R When there ar fog light is switched off.
% The enhanced fog light function can be acti‐
va ted up toa speed of 100 km/h byswitch‐
ing on there ar fog light.
Fu nction of the off-road light
The off- road light impr oves illumination during
off-road driving. The low beam is distributed
symmetrically and across a wide angle, and
brightness is increased slightl y.This makes it
easier tofind your wa y when driving off- road and
to detect obs tacles at an ea rly st age. The active
headlamps function is deactivated during this
time so that steering mo vements do not change
th e illumination.
The function is active when the low beam is
switched on if you are not driving at a speed
greater than 50 km/h and theF (Offroad) or
G (Offroad Plus) drive program has been
selected. Switching
the Intelligent Light Sy stem
on/off
Re quirements:
R the ignition is switched on.
Multimedia sy stem:
4 © 5
Settings 5
Lights
5 Intelligent Light System #
Activate or deacti vate the function. Ad
aptive Highbeam Assist Ad
aptive Highbeam Assist function &
WARNING Risk of accident despi te
Ad aptive Highbeam Assist
Ad aptive Highbeam Assist does not recog‐
nise 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 may failto recognise other road users
with their own lighting, 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. #
Alw ays obser vethe tra ffic carefully and
switch off the main beam in good time. Ad
aptive Highbeam Assist 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 is on lyan aid. You are
re sponsible for adju sting theve hicle's lighting to14 6
Light and sight

th
e pr evailing light, visibility and traf fic condi‐
tions.
% Adaptive Highbeam Assist is available on ly in
ve hicles with LED high per form ance head‐
lamps. 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 Light and sight
147

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. #
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 8
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 9

Control panel in
thegr ab handle 1
p Rear reading lamp #
Toswitch on or off: press button1. Ad
justing the ambient lighting Multimedia sy
stem:
4 © 5
Comfort 5
Ambient lighting
Setting the colour #
Select Colour. #
Set the desired colour.
% There are 64colours available. Ad
justing the brightness #
Select Brightness . #
Adjust the brightness.
Ac tivating the brightness for zones #
Select Brightness . #
Select Brightness zones . #
Activate or deacti vate the function.
The EMPHASIS, AMBIENTandVENTS zones
can be set separatel y.
Ac tivating multi-coloured lighting #
Select Colour. #
Select Multi-colour.
The reare ten preset colour combinations
av ailable. #
Select a colour combination.
Ac tivating multi-coloured animation #
Select Colour. #
Select Multi-colour animat..
The chosen colour combination will change
at predefined inter vals. Ac
tivating welcome lighting #
Select Colour. #
Select Welcome.
When theve hicle is unloc ked, a special ambi‐
ent lighting sequence will run.
Ac tivating dependency on air conditioning
settings #
Select Colour. #
Select Climate.
If ch anges are made tothete mp erature set‐
ting in theve hicle, the colour of the ambient
lighting will change brief ly. 15 0
Light and sight

Switching
the interior lighting switch-off
delay time on/off Multimedia sy
stem:
4 © 5
Settings 5
Lights
5 Int. light. del. sw. off #
Switch the lighting switch-off delay time on
or off.
When this function is active, the interior light‐
ing is lit up for short time af terth eve hicle
has been loc ked. Wi
ndscreen wipers and windscreen washer
sy stem Switching
the windscreen wipers on/off 1
gWindsc reen wipers off
2 Ä Intermittent wiping, normal
3 Å Intermittent wiping, frequent 4
° Continuous wiping, slow
5 ¯ Continuous wiping, fast #
Turn the combination switch tothe cor rect
position 1-5. #
Single wipe/washing: pushthe button on
th e combination switch in the direction of
ar row 1.
R í Single wipe
R î Wipes with washer fluid Light and sight
151

Switching
there ar window wiper on/off 1
ô Wipes with washer fluid
2 ° Switches on intermittent wiping
3 gSwitches off intermittent wiping
4 ô Wipes with washer fluid #
Turn switch 1è tothe cor rect position
1 -4.
The è symbol will appear on the instru‐
ment clus ter when there ar wind owwiper is
swit ched on. Re
placing the windsc reen wiper blades &
WARNING Risk of becoming trapped if
th e windscreen wipers are switched on
while wiper blades are being replaced
If th e windscreen wipers begin tomo vewhile
yo u are changing the wiper blades, you can
be trapped bythe wiper arm. #
Alw ays switch off the windscreen wip‐
ers and ignition before changing the
wiper blades. Moving
the wiper arms tothere placement
position #
Switch the ignition on and switch off again
immediatel y. #
Within around 15seconds, press theî
button on the combination switch for appro x‐
ima tely thre e seconds (/ page151).
The wiper arms will mo veinto there place‐
ment position.
Re moving the wiper blades #
Foldthe wiper arms away from the wind‐
screen. 15 2
Light and sight

#
Hold the wiper arm with one hand. With the
ot her hand, turn the wiper blade in the direc‐
tion of ar row1away from the wiper arm as
fa r as it will go. #
Slide catch 2inthe direction of ar row 3
until it engages in there mo val position. #
Remo vethe wiper blade from the wiper arm
in the direction of ar row4. Fi
tting the wiper blades #
Inse rtthe new wiper blade into the wiper
arm in the direction of ar row1. #
Slide catch 2inthe direction of ar row 3
until it engages in the locking position. #
Make sure that the wiper blade is seated cor‐
re ctly. #
Foldthe wiper arms back onto the wind‐
screen. #
Switch on the ignition. #
Press theî button on the combination
switch (/ page151).
The wiper arms will mo veinto the original
position.
Maintenance display Light and sight
15 3