light MERCEDES-BENZ E-CLASS SALOON 2017 Service Manual

Tu
rn signal light #
Toindicate briefl y:press the combination
switch briefly up tothe pressure point in the
direction of ar row2or4.
The cor responding turn signal light flashes
th re e times. #
Toindicate permanentl y:press the combi‐
nation switch be yond the pressure point in
th e direction of ar row2or4. Ac
tivating/deactivating the hazard warning
light #
Press the 1 button.
The hazard warning lamps switch on automati‐
cally if:
R The airbag has been deplo yed.
R The vehicle brakes sharply from a speed of
more than 70 km/h toast andstill. The hazard
warning lamps switch off automati‐
cally when theve hicle reaches a speed exceed‐
ing 10km/h following maximum full-s top brak‐
ing. Ad
aptive functions, MULTIBEAM LED Fu
nction of the Intelligent Light Sy stem
The MULTIBEAM LED headlamps adapt tothe
driving and weather situation and pr ovide exten‐
ded functions for impr oving the illumination of
th ero ad.
The sy stem comprises thefo llowing functions:
R Active headla mps function (→ page131)
R Cor nering light (→ page 131)
R Motorw ay mode (→ page131)
R Enhanced fog light function (→ page132)
R Adversewe ather light (→ page132)
R City lighting ( →page 132)
The sy stem is only active when it is dar k.13 0
Light and sight

Ac
tive headlamps function R
The headlamps follow thesteering mo ve‐
ments.
R Releva nt areas are better illumina ted while
driving.
The functions are active when the dipped beam
is switched on.
Depending on theve hicle's equipment, the
cou rse of the lane you are driving in is also eval‐
uated and the active headlamps function adjusts
th e light in advance. 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 dipped beam is switched on.
The function is active:
R Atspeeds below 40 km/h when the turn sig‐
nal light is switched on or thesteering wheel
is turned.
R Atspeeds between 40 km/h and 70 km/h
when thesteering wheel is turned. Ro
undabout and intersection function: the
cornering light is acti vated on bo thsides thro ugh
an evaluation of the cur rent GPS position of the
ve hicle. It remains active until af terth eve hicle
has left thero undabout or the intersection.
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 active if a mo
torw ay jou rney is
de tected by:
R The vehicle's speed.
R The multifunction camera. Light and sight
131

R
The GPS.
The function is not active: R Atspeeds below 80 km/h.
Enhanced fog light function
The enhanced fog light function reduces glare
fo rth e driver and impr ovesth e illumination of
th e edge of the car riag ewa y. The function is active:
R Atspeeds below 70 km/h when there ar fog
light is switched on.
The function is not active:
R Atspeeds abo ve100 km/h af ter activation. R
When there ar fog light is switched off.
Ad versewe ather light function
The adverse weather light reduces reflections in
ra iny conditions bydimming individual LEDs in
th e headlamps. This reduces theglare forthe
driver and other road users.
Fu nction of City lighting
City lighting impr ovesth e illumination of road‐
sides within built-up areas using a broader distri‐
bution of light.
The function is active:
R at lo wer speeds
R in illumina ted parts of built-up areas.
Switching the Intelligent Light Sy stem
on/off
Requ irements:
th e ignition is switched on.
Multimedia sy stem:
, Vehicle .
Lights .
Intelligent Light Sys-
tem #
Switch the function on or off. Ad
aptive Highbeam Assist Fu
nction of Adaptive Highbeam Assist &
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. 13 2
Light and sight

#
Alw ays obser vethe tra ffic carefully and
switch off the main beam in good time. Sy
stem limitations
Ad aptive Highbeam Assist cannot take into
account road, weather or traf fic conditions.
De tection may be restricted if:
R Visibility is impaired, forex ample in fog,
heavy rain or sno w.
R There 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 to
th e pr evailing light, visibility and traf fic condi‐
tions. Ad
aptive Highbeam Assist swit ches automati‐
cally between:
R Dipped beam
R Main beam
At speeds abo ve30 km/h:
R If no other road users are de tected, the main
beam is automatically switched on. The main beam switches off automatically:
R Atspeeds below 25 km/h.
R Ifot her road users are de tected.
R Ifstre et lighting is suf ficient.
At speeds abo veappr ox. 50 km/h:
R The headlamp range of the dipped beam is
re gulated automatically based on the dis‐
ta nce to ot herroad users.
The sy stem's optical sensor is located behind
th e windscreen near theove rhead control panel.
Switching Adaptive Highbeam Assist on/off #
Toswitch on: turnthe light switch to
th eà 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 in the multifunction display comes on. #
Toswitch off: switch offthe main beam
using the combination switch. Light and sight
13 3

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. #
Alw ays obser vethe tra ffic carefully and
switch off the main beam in good time. Sy
stem limitations
Ad aptive Highbeam Assist Plus cannot take into
account road, weather or traf fic conditions.
De tection may be restricted if:
R Visibility is impaired, forex ample in fog,
heavy rain or sno w.
R There 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. Ad
aptive Highbeam Assist Plus swit ches auto‐
matically between:
R Dipped beam
R Partial main beam
R Main beam
The partial main beam uses the main beam to
shine past other road users rath er than dazzling 134
Light and sight

th
em. The vehicle in front is illuminated bythe
dipped beam.
At speeds abo ve30 km/h:
R If no other road users are de tected, the main
beam is automatically switched on.
R Ifot her road users are de tected, the partial
main beam is automatically switched on.
At speeds below 25 km/h or when there is suf fi‐
cient stre et lighting:
R The partial main beam switches off automati‐
call y.
R The main beam switches off automatically.
At speeds abo veappr ox. 50 km/h:
R The headlamp range of the dipped beam is
re gulated automatically based on the dis‐
ta nce to ot herroad users.
The sy stem's optical sensor is located behind
th e windscreen near theove rhead control panel. 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 comes on. #
Toswitch off: switch offthe main beam
using the combination switch. Setting
the dipped beam Multimedia sy
stem:
, Vehicle .
Lights .
Dipped-beam head-
lamp conversion #
Select Set for right-side traffic orSet for left-
side traffic. Setting
theex terior lighting switch-off delay
time Re
quirement:
R The light switch is in theà position.
Multimedia sy stem:
, Vehicle .
Lights .
Exterior lighting
delayed shut-off
If yo u swit chon this function, theex terior light‐
ing is switched on for a short time af terth eve hi‐
cle is switched off. #
Set a switch-off delay time. Switching
the locator lighting on/off Multimedia sy
stem:
, Vehicle .
Lights .
Locator illumina-
tion
The exterior lighting remains lit for 40 seconds
af te rth eve hicle is unloc ked. When youstart the
ve hicle, the locator lighting is switched off and
automatic driving lights are activated. #
Switch the function on or off. Light and sight
13 5

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: pressthe1 -5 but‐
to n. Control panel in the
grab handle 1
p Rear reading lamp #
Toswitch on or off: pressthe1 button. Ad
justing the ambient lighting Multimedia sy
stem:
, Vehicle .
Lights
Setting the colour #
Select Ambient lighting colour. #
Select a colour. Ad
justing the brightness #
Select Ambient lighting brightness . #
Toset the brightness: selectthe brightness
va lue using the left-hand setting element. #
Toset the zone: selectthe zone using the
ri ght-hand setting element. Setting
the interior lighting switch-off delay
time Multimedia sy
stem:
, Vehicle .
Lights .
Interior lighting
delayed shut-off #
Set the switch-off delay time. 13 6
Light and sight

Changing bulbs (only
forve hicles with halo‐
ge n headla mps) Note
s onchanging bulbs &
WARNING Risk of bu rns from hot com‐
ponent parts whilst replacing a bulb
Bulbs, lamps and plugs can become very hot
during operation.
When replacing a bulb, you could burn your‐
self on these component parts. #
Allow the component parts tocool
down before replacing the bulb. R
Do not use a bulb if it has been dropped or if
itsglass has been sc ratched. The bulb may
ot herwise explode.
R Do not touch theglass bulb with your bare
hands.
R Protect bulbs from moisture and do not allow
bulbs tocome into contact wi thliquids. Overview of bulb types
The
following bulbs can be replaced. Halogen headlamps
1 Turn signal light: PY 21 W
2 Main beam: H7 55 W
3 Dipped beam: H7 55 W Ta
il lamps
1 Turn signal light: PY 21 W
2 Reversing light: W 16 W Light and sight
137

Changing
the front bulbs (vehicles with halo‐
ge n headla mps) Fi
tting/ removing the co ver on the front
wheel ar ch
Re quirements:
R The lighting sy stem is switched off.
R The appropriate front wheel is turned
in wa rds. #
Remo val (left-hand side of theve hicle):
using a scr ewdriver, turn rotating catches 1
clo ckwise as far as they will go.
Co ver2 isreleased. #
Remo val (right-hand side of theve hicle):
using a scr ewdriver, turn rotating catches 1
anti-clo ckwise as far as they will go.
Co ver2 isreleased. #
Remo vecover2. #
Tofit: inse rtco ver2 into the wheel ar ch
liner.
R Left-hand side of theve hicle: using a
scr ewdriver, turn rotating catches 1
anti-clo ckwise as far as they will go.
R Right-hand side of theve hicle: using a
scr ewdriver, turn rotating catches 1
clo ckwise as far as they will go.
Co ver2 is loc ked.
Re placing bulbs in the halo gen headla mp
Requ irements:
R Main beam/dipped beam: bulb, type
H7 55 W. R
Turn signal light: bulb, type PY 21W.
R The lighting sy stem is switched off.
R The co ver in the front wheel ar chhas been
re mo ved.
R The engine bonn etis open. 1
Dipped beam
2 Main beam/turn signal light 13 8
Light and sight

#
Turn there leva nt housing co ver anti-clock‐
wise and remo veit. #
Main beam/dipped beam: turnthe soc ket
anti-clockwise and remo veit. #
Turn signal light: turnthe soc ket anti-clo ck‐
wise, unlock and remo veit. #
Pull the bulb out of the soc ket. #
Inse rtthe new bulb into the soc ket so that
th e entire base of the bulb is resting on the
bottom of the soc ket. #
Inse rtsoc ket and turn it clo ckwise. #
Press on the housing co ver and turn it clock‐
wise. #
Replace the co ver in the front wheel ar ch. Changing
there ar bulbs (vehicles with halo‐
ge n headla mps) Opening and closing
the side trim panels in
th e boot #
Toopen: release right-hand or left-hand side
trim panels 1atthe side and remo ve. #
Toclose: reinse rtside trim panel 1.
Re placing the tail lamp bulbs
Re quirements:
R Turn signal light: bulb, type PY 21W.
R Reversing light: bulb, type W 16W.
R The lighting sy stem is switched off. R
The side trim panel in the boot is open. #
Press the upper and lo wer catch on the plug
to ge ther and remo vethe plug. #
Press tab1 outwards and remo vethe bulb
mount. Light and sight
13 9