MERCEDES-BENZ C-CLASS SALOON 2012 Owners Manual
Manufacturer: MERCEDES-BENZ, Model Year: 2012, Model line: C-CLASS SALOON, Model: MERCEDES-BENZ C-CLASS SALOON 2012Pages: 557, PDF Size: 10.15 MB
Page 131 of 557

Tu
rn signal light #
Toindicate briefl y:push the combination
switch briefly tothe point of resis tance in the
direction of ar row2or4.
The cor responding turn signal light will flash
th re e times. #
Toindicate permanentl y:push the combi‐
nation switch be yond the point of resis tance
in the direction of ar row2or4. Ac
tivating/deactivating the hazard warning
lights #
Press button 1.
The hazard warning lights 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
light sy stem will switch off automatically at
appr oximately 10km/h. You can also swit choff
th e hazard warning light sy stem using but‐
to n1. 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 (/ page129)
R Cornering light (/ page129)
R Motorw ay mode (/ page129)
R Enhanced fog light function (/ page130)
R Adversewe ather light (/ page130)
R City lighting (/ page130)
Sy stem limits
R The sy stem is active only when it is dar k.12 8
Light and sight
Internal use only
Page 132 of 557

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
a journe y.
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. 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 only
when the low beam is switched on.
The function is active in thefo llowing cases:
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
and when thesteering wheel is turned Ro
undabout and junction function: the cor‐
nering light will be activated on bo thsides based
on an evaluation of theve hicle's cur rent GPS
position. It will remain active until af terth eve hi‐
cle has left thero undabout or the junction.
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 bymeans of:
R theve hicle's speed
R the multifunction camera Light and sight
12 9
Internal use only
Page 133 of 557

R
the GPS
The function is not active in thefo llowing cases:
R at speeds below 80 km/h.
Enhanced fog light function
The enhanced fog light function reduces self-
dazzling and impr ovesth e illumination of the
edge of the car riag ewa y. The function is automatically activated under
the
fo llowing conditions:
R Atspeeds below 70 km/h and when there ar
fo g light is switched on. 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.
% You can activate the enhanced fog light func‐
tion up toa speed of 100 km/h byswitching
on there ar fog light.
Fu nction of the ad versewe ather light
The adverse weather light reduces reflections in
ra iny conditions bydimming individual LEDs in
th e headlamps. This reduces glare forth e driver
and other road users.
The city lighting function
City lighting impr oves the illumination of road‐
sides in urban areas using a broad distribution of
light.
The function is active in thefo llowing cases:
R Atlow speeds
R In illuminated parts of urban areas Switching
the Intelligent Light Sy stem
on/off
Re quirements:
R The ignition is switched on.
Multimedia sy stem:
4 Vehicle 5
÷ Light settings
5 Intell. Light System #
Activate Oor deacti vate ª the function. Ad
aptive Highbeam Assist Ad
aptive Highbeam Assist function &
WARNING Risk of accident despite
Ad aptive Highbeam Assist
Ad aptive Highbeam Assist does not react to:
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 13 0
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Page 134 of 557

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 these, or in similar situations, the auto‐
matic high beam will not be deactivated or
will be activated despite the presence of
ot her road users. #
Alw ays obser vethero ad and traf fic
conditions carefully and switch off the
high 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 to
th e pr evailing light, visibility and traf fic condi‐
tions. Ad
aptive 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 switch on automaticall y.The high beam will switch off automatically in
th
efo llowing cases:
R Atspeeds below 25 km/h
R Ifot her road users are de tected
R Ifstre et lighting is suf ficient
% The sy stem's optical sensor is located
behind the windscreen near theove rhead
control panel.
Switching Adaptive Highbeam Assist on/off
Switching on #
Turn the light switch tothe à position. #
Switch on the high beam using the combina‐
tion switch.
If Ad aptive Highbeam Assist is activated,
th e_ indicator lamp will light up on the
multifunction displa y.
Switching off #
Switch off the high beam using the combina‐
tion switch. Light and sight
131
Internal use only
Page 135 of 557

Ad
aptive Highbeam Assist Plus Ad
aptive Highbeam Assist Plus function &
WARNING Risk of accident despite
Ad aptive Highbeam Assist Plus
Ad aptive Highbeam Assist Plus does not
re act to:
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 with their own lighting, or may recog‐
nise them too late.
In these, or in similar situations, the auto‐
matic high beam will not be deactivated or
will be activated despite the presence of
ot her road users. #
Alw ays obser vethero ad and traf fic
conditions carefully and switch off the
high 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. Ad
aptive Highbeam Assist Plus automatically
swit ches between thefo llowing types of light:
R Low beam
R Partial high beam
R High beam
R ULTRA RANGE Highbeam 13 2
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Page 136 of 557

ULTRA RANGE Highbeam increases
the bright‐
ness of the cone of light tothe legally permitted
maximum.
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 below 25 km/h or when there is suf fi‐
cient stre et lighting:
R The partial high beam and the high beam will
be switched off automaticall y.
At speeds greater than 30 km/h:
R If no other road users are de tected, the high
beam will switch on automaticall y.
R Ifot her road users are de tected, the partial
high beam will switch on automaticall y.
At speeds abo ve40 km/h:
R If no other road users are de tected on a
st ra ight road, ULTRA RANGE Highbeam will
be swit ched on automaticall y.
R Ifot her road users are de tected, the partial
high beam will switch on automaticall y.R
If highly reflective signs are de tected, ULTRA
RANGE Highbeam will be switched off au to‐
matical ly.
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 the windscreen near theove rhead
control panel.
Switching Adaptive Highbeam Assist Plus
on/off
Switching on #
Turn the light switch tothe à position. #
Switch on the high beam using the combina‐
tion switch.
When the high beam is switched on automat‐
ically in the dar k,the_ indicator lamp on
th e multifunction display will light up. Switching off #
Switch off the high beam using the combina‐
tion switch. Setting
the dipped beam Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Dipped-beams #
Select Left-side traffic orRight-side traffic. Setting
theex terior lighting switch-off delay
time Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Exterior light shut-off #
Set the switch-off delay time. Light and sight
13 3
Internal use only
Page 137 of 557

Setting
the sur round lighting Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Locator lighting #
Activate Oor deacti vate ª the function.
If th e sur round lighting is swit ched on, theex te‐
ri or lighting remains lit for 40 seconds af terthe
ve hicle is unloc ked. When youstart theve hicle,
th e sur round lighting is deactivated and the
automatic driving lights are activated. 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/off: press button1–5
accordingly. Control panel in
thegr ab handle 1
p Rear reading lamp #
Toswitch on/off: press button1. Ad
justing the ambient lighting Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Ambient lighting
Setting the colour #
Select Colour. #
Set a colour. 134
Light and sight
Internal use only
Page 138 of 557

Ad
justing the brightness #
Select Brightness . #
Set a brightness value.
Ac tivating the brightness for zones #
Select Brightness zones . #
Activate Oor deacti vate ª the function.
The Display ,Front andRear zones can be set
separately. Setting
the interior lighting switch-off delay
time Multimedia sy
stem:
4 Vehicle 5
÷ Light settings
5 Interior light shut-off #
Set the switch-off delay time. Changing bulbs (only
forve hicles with halo‐
ge n headla mps) Note
s onchanging bulbs &
WARNING Risk of burn s 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
the bulbs tobe changed Halogen headlamps
1
Turn signal light: PWY 24W bulb
2 High beam: H7 55 W bulb
3 Low beam: H7 55 W bulb Light and sight
13 5
Internal use only
Page 139 of 557

Ta
il lamps 1
Turn signal light: PY 21W bulb
2 Reversing light: W 16W bulb Changing
the front bulbs (vehicles with halo‐
ge n headla mps) Fi
tting/ removing the co ver in the front
wheel ar ch
Re quirements:
R The lighting sy stem is switched off.
R The appropriate front wheel is turned
inwa rds. #
Toremo ve:using a suitable object, turn the
two mounts 1ofthe co ver2 in an anti-
clockwise direction as far as they will go. #
Remo vethe unloc ked co ver2 from the
wheel ar chliner bypulling it upwards. #
Tofit: inse rtco ver 2 at bottom of the wheel
ar ch liner. #
Using a suitable object, turn the two mounts
1 ofthe co ver2 in clockwise direction as
fa r as they will go.
Re placing bulbs in the halo gen headla mp
Re quirements:
The lighting sy stem is switched off.
Low beam/high beam
R A H7 55 W light bulb is available.
R The bonnet is open.
Tu rn signal lights:
R A PWY 24W light bulb is available.
R The co ver in the front wheel ar chhas been
re mo ved. 13 6
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Internal use only
Page 140 of 557

1
Low beam
2 High beam
3 Turn signal lights #
Turn there leva nt housing co ver1–3 anti-
clockwise and remo veit. #
Low beam / high beam: turnthe soc ket
anti-clockwise and remo veit. #
Indicator: turnthe soc ket anti-clo ckwise,
re lease it and remo veit. #
Pull the bulb out of the soc ket. #
Inse rtthe new bulb into the soc ket su chthat
th e entire base of the bulb is resting on the
bottom of the soc ket. #
Inse rtthe soc ket and turn it clo ckwise. #
Press on the housing co ver and turn it clock‐
wise. #
Turn signal lights: installth e 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 1attheto p and remo ve. #
Toclose: reinse rtside trim panel 1.Re
placing the tail lamp bulbs
Re quirements:
The lighting sy stem is switched off.
The side trim panel in the boot is open.
Tu rn signal lights:
R A PY 21W light bulb is available.
Re versing lights:
R A W 16W light bulb is available. Light and sight
137
Internal use only