sensor MERCEDES-BENZ C-CLASS SALOON 2018 User Guide

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 is 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
switch off automaticall y.
At speeds abo ve30 km/h:
R If no other road users are de tected, the high
beam is switched on automaticall y.
R Ifot her road users are de tected, the partial
high beam is switched 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 is
swit ched on automaticall y.
R Ifot her road users are de tected, the partial
high beam is switched on automaticall y.R
If highly reflective signs are de tected, ULTRA
RANGE Highbeam is switched off au tomati‐
cally.
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.
Switching Adaptive Highbeam Assist Plus
on/off 0007
Toswitch on: turnthe light switch tothe
0058 position. 0007
Switch on the main beam using the combina‐
tion switch.
When the main beam is switched on auto‐
matically in the dar k,the 00CE indicator
lamp on the multifunction display will light
up. 0007
Toswitch off: switch offthe main beam
using the combination switch. Setting
the dipped beam Multimedia sy
stem:
0018 Vehicle 0019
÷ Light settings
0019 Dipped-beams 0007
Select Left-side traffic orRight-side traffic. Setting
theex terior lighting switch-off delay
time Multimedia sy
stem:
0018 Vehicle 0019
÷ Light settings
0019 Exterior light shut-off 0007
Set the switch-off delay time. Setting
the sur round lighting Multimedia sy
stem:
0018 Vehicle 0019
÷ Light settings
0019 Locator lighting 0007
Activate 0073or deacti vate 0053 the function.
If th e sur round lighting is swit ched on, theex te‐
ri or lighting remains lit for 40 seconds af terthe Light and sight
14 3

The electrolyte is harmful and causes ir
rita‐
tion. It mu stnot come into contact wi thyour
skin, eyes,respiratory organs or clo thing or
be swallo wed. 0007
Ifyo u come into contact with electro‐
ly te , obser vethefo llowing:
R Rinse the electrolyte from your skin
and seek medical attention immedi‐
atel y.
R If electrolyte comes into contact
with your eyes, rinse them thor‐
oughly with clean water and seek
medical attention immediately.
R Ifth e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughly. Do not induce vomiting.
Seek medical attention immediately.
R Immedia tely ch ange out of clo thing
which has come into con tact wi th
electrolyte.
R If an allergic reaction occurs, seek
medical attention immediatel y. 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 Fu
nction of the front-passenger outside mir‐
ro r parking position The pa
rking position makes parking easier.
The front-passenger outside mir ror tilts down‐
wa rds and sho ws there ar wheel on the front-
passenger side in thefo llowing situations:
R the parking position is stored
(0013 page153)
R the passenger mir ror is selected
R reve rsege ar is engaged The front-passenger outside mir
ror mo ves back
to its original position in thefo llowing situations:
R you shift the transmission toano ther trans‐
mission position
R at speeds greater than 15 km/h
R you press the button forth e outside mir ror
on the driver's side 15 2
Light and sight

or
0007
open a side window or the sliding sunroof. Ru
nning-in no tes Mercedes-AMG
vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers.
To preser vethe engine during thefirs t1, 500 km:
R drive at varying road speeds and engine
speeds.
R drive theve hicle in drive program A
or ;.
R change gear before there v counter needle is
00C3 ofthewa yto there d area of there v coun‐
te r.
R do not shift down a gear manually in order to
brake.
R avoidoverstra ining theve hicle, e.g. driving at
full thro ttle.
R vehicles with automatic transmission: do
not depress the accelera tor pedal be yond the
pressure point (kickdown). R
only increase the engine speed gradually and
accelera tetheve hicle tofull speed af ter
1, 500 km.
This also applies when the engine or parts of the
driv etra in ha vebeen replaced.
Please also obser vethefo llowing running-in
no tes:
R in cer tain driving and driving saf ety sy stems,
th e sensors adjust automatically while a cer‐
ta in dis tance is being driven af terth eve hicle
has been delivered or af terre pairs. Full sys‐
te m ef fectiveness is not reached until the
end of this teach-in process.
R brakepads, brake discs and tyres that are
either new or ha vebeen replaced only ach‐
ie ve optimum braking ef fect and grip af ter
se veral hundred kilom etre s of driving. Com‐
pensate forth ere duced braking ef fect by
applying greaterfo rc eto the brake pedal. Note
s on driving 000A
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal.
This jeopardises the operating and road
saf ety of theve hicle. 0007
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. 0007
Alw aysfit th efloor mats securely and
as prescribed in order toensure that
th ere is alw ays suf ficient room forthe
pedals. 0007
Do not use loose floor mats and do not
place floor mats on top of one ano ther. Driving and parking
171

R
the maximum non-operational time out of
use is displa yed in the multimedia sy stem
displa y.
R functions such as interior pr otection or tow-
aw ay protection are not available.
R the connection toonline services is inter rup‐
te d.
If th efo llowing conditions are fulfilled, standby
mode can be activated or deactivated using the
multimedia sy stem:
R the engine is switched off.
R the ignition is switched on.
Exceeding theve hicle's displa yed non-opera‐
tional time may cause incon venience, i.e. it can‐
not be guaranteed that thest ar ter battery will
re liably start the engine.
The star ter battery must be charge dfirs t in the
fo llowing situations:
R theve hicle's non-operational time must be
ex tended. R
theBattery charge insufficient for standby
mode message appears in the multimedia
sy stem displa y.
0009 Standby mode is automatically deactivated
when the ignition is switched on.
Ac tivating/deactivating standby mode
Multimedia sy stem:
0018 Vehicle 0019
î Vehicle settings
0019 Standby mode
0009 This function is not available for all models. 0007
Activate 0073or deacti vate 0053 the function.
When you activate the function, a prom pt
appears. 0007
Select Yes.
St andby mode is activated. Driving and driving saf
ety sy stems Driving sy
stems and your responsibility Yo
ur vehicle is equipped with driving sy stems
which assist you in driving, parking and manoeu‐
vring theve hicle. The driving sy stems are aids and do not
relie ve you of your responsibility per‐
ta ining toroad traf fic la w.Pay attention tothe
traf fic conditions at all times and inter vene
when necessa ry. Be aware of the limitations
re ga rding the safe use of these sy stems. Fu
nction of thera dar senso rs Some driving and driving sa
fety sy stems use
ra dar sensors tomonitor the area in front of,
behind or next totheve hicle (depending on the
ve hicle's equipment).
Depending on theve hicle's equipment, thera dar
sensors are integrated behind the bumpers
and/or behind the Mercedes star. Keep these
parts free of dirt, ice and slush
(0013 page 420). The sensors must not be cov‐
ered, forex ample bycycle rack s, overhanging
loads, sticke rs,fo il or foils toprotect against
st one chipping. In theeve nt of dama getothe
bumpers or radiator grille, or following a collision
impacting the bumpers or radiator grille, ha ve
th e function of thera dar sensors checked at a
qu alified specialist workshop. The driver assis‐
ta nce sy stem may no longer workproper ly. 202
Driving and parking

R
Assi stance thro ugh po wer-assis tedsteering if
it de tects a swerving manoeuvre.
R Activation byan abrupt steering mo vement
during a swerving manoeuvre.
R Assis tance du ring swerving and stra ightening
of theve hicle.
R Reaction from a speed of appr oximately
20 km/h up toa speed of appr oximately
70 km/h.
Yo u can pr eventthe assis tance at any time by
actively steering. 000A
WARNING Risk of an accident despi te
Evasive Steering Assist
Evasive Steering Assist cann otalw ays clearly
identify objects and complex traf fic situa‐
tions.
In addition, thesteering support of Evasive
St eering Assist is general lynot su fficient to
avo id a collision. In such cases Evasive
Steering Assist can:
R give an unnecessary warning or pr ovide
assis tance
R not gi veawa rning or not pr ovide assis‐
ta nce 0007
Alw ays pay careful attention tothe traf‐
fi c situation; do not rely on Ev asive
St eering Assist alone. 0007
Beready tobrake and take evasive
action, if necessar y. 0007
Preve ntthe assis tance byactively steer‐
ing in non-critical driving situations. 0007
Drive at an appropriate speed if pedes‐
trians are close tothe path of your vehi‐
cle. Sy
stem limitations
Fu ll sy stem per form ance is not available for a
fe w seconds af ter switching on the ignition or
af te r driving off. The sy
stem may be impaired or may not function
in thefo llowing situations:
R In sno w,rain, fog, heavy spr ay, if there is
gl are, in direct sunlight or in greatlyvarying
light conditions.
R Ifth e sensors are dirty, mis ted up, damaged
or co vered.
R Ifth e sensors are impaired due tointer fer‐
ence from other radar sources, e.g. strong
ra dar reflections in multi-s torey car par ks.
R If a loss of tyre pressure or a defective tyre
has been de tected and displ ayed.
R In complex traf fic situations whe reobjects
cannot always be clearly identified.
R If pedestrians or vehicles mo vequickly into
th e sensor de tection range.
R If pede strians are hidden by other objects.
R Ifth e typical outline of a pedestrian cann ot
be distinguished from the bac kground.
R If a pedestrian is not de tected as su ch, e.g.
due tospecial clo thing or other objects.
R On bends with a tight radius. Driving and parking
213

halt. The
vehicle accelerates or brakes depend‐
ing on the dis tance totheve hicle in front and
th e set speed. The speed and dis tance tothe
ve hicle in front are set and sa ved on thesteering
wheel on vehicles without the Driving Assis tance
Pa ckage, in thera nge between 20 km/h and
200 km/h and, on vehicles with the Driving
Assis tance Package, in thera nge between
20 km/h and 210 km/h.
Other features of Active Dis tance Assi st
DISTRONIC:
R Adjusts the driving style depending on the
selected drive program (fuel-saving, comfort‐
able or dynamic) (0013 page178)
R Vehicles with Driving Assistance Pack‐
age: reacts tostationary vehicles de tected in
urban speed ranges (e xcept bicycles and
mo torcyc les).
R Initiates acceleration tothestored speed if
th e turn signal indicator is switched on to
ch ange totheov ertak ing lane.
R Vehicles with Driving Assistance Pack‐
age: take s one-sided overtaking restrictions
into account on mo torw ays or on multi-lane ro
ads with separate car riag ewa ys(countr y-
dependent).
Ve hicles with Active Parking Assist and Driv‐
ing Assistance Package: ifth eve hicle has
been braked toast andstill on multi-lane, stru c‐
tural lyseparate car riag ew aysby Active Dis tance
Assi stDISTRONIC, it can au tomatically follow
th eve hicle in front driving off again within 30
seconds. If a critical situation is de tected when
driving off, a visual and acoustic warning is given
indicating that the driver must now take control
of theve hicle. The vehicle is not accelerated any
fur ther.
Ac tive Dis tance Assi stDISTRONIC is only an aid.
The driver is responsible forke eping a safe dis‐
ta nce totheve hicle in front, forve hicle speed
and for braking in good time.
Sy stem limitations
The sy stem may be impaired or may not function
in thefo llowing ins tances:
R In sno w,rain, fog, heavy spr ay, if there is
gl are, in direct sunlight or in great lyvarying
light conditions. R
The windsc reen in the area of the camera is
dirty, mis ted up, damaged or co vered.
R Ifth era dar sensors are dirty or co vered.
R In multi- stor ey car pa rks or on roads with
st eep uphill or downhill gradients.
R Ifth ere are nar rowvehicles in front, such as
bicycles or mo torcyc les.
In addition, on slippery roads, braking or accel‐
erating can cause one or se veral wheels tolose
traction and theve hicle could then skid.
Do not use Active Dis tance Assi stDISTRONIC in
th ese situations. 000A
WARNING Risk of accident from acceler‐
ation or braking byActive Dis tance
Assi stDISTRONIC
Ac tive Dis tance Assi stDISTRONIC may accel‐
erate or brake in thefo llowing cases, for
ex ample:
R Ifth eve hicle pulls away using Active Dis‐
ta nce Assi stDISTRONIC. Driving and pa
rking 219

R
Ifth estored speed is called up and is
considerably faster or slo werth an the
cur rently driven speed.
R IfAc tive Dis tance Assi stDISTRONIC no
longer de tects a vehicle in front or does
not react toreleva nt objects. 0007
Alw ays carefully obser vethe traf fic con‐
ditions and be ready tobrake at all
times. 0007
Take into account the tra ffic situation
before calling up thestored speed. 000A
WARNING Risk of accident due toinsuf‐
fi cient decele ration byActive Dis tance
Assi stDISTRONIC
Ac tive Dis tance Assi stDISTRONIC brakes
yo ur vehicle with up to50 % of the maximum
possible deceleration. If this decele ration is
not su fficient, Active Dis tance Assi st
DISTRONIC alerts you with a visual and
acoustic warning. 0007
Inthese cases, adjust your speed and
ke ep a suf ficient di stance. 0007
Brake theve hicle yourself and/or take
ev asive action. 000A
WARNING Risk of accident if de tection
function of Active Dis tance Assi st
DISTRONIC is impaired
Ac tive Dis tance Assi stDISTRONIC does not
re act or has a limited reaction:
R when driving on a dif fere nt lane or when
ch anging lanes
R topedestrians, animals, bicycles or sta‐
tionary vehicles, or unexpected obs tacles
R tocompl extraf fic conditions
R tooncoming vehicles and crossing traf fic
As a result, Active Dis tance Assi st
DISTRONIC may nei ther give warnings nor
inter vene in su chsituations. 0007
Alw ays obser vethe tra ffic conditions
carefully and react accordin gly. Operating
Active Di stance Assist DIST RONIC
Re quirements:
R The vehicle has been star ted.
R The elect ric pa rking brake is released.
R ESP ®
is activated and is not inter vening.
R The transmission is in position 005B.
R All doors and the bonn etare closed.
R Check of thera dar sensor sy stem has been
successfully comple ted.
R Parking Assist PARKTRONIC is not being
used topark theve hicle or toexit from a
parking space.
R The vehicle does not skid. 220
Driving and parking

000A
WARNING Risk of accident if Lane
Change Assi stunexpectedly stops func‐
tioning
If th e sy stem limitations for Lane Change
Assist ha vebeen reached, there is no guar‐
antee that the sy stem will remain active.
Lane Change Assist cannot then assist you
by applying steering torques. 0007
Alw ays monitor the lane change and
ke ep your hands on thesteering wheel.
Obser vethe tra ffic conditions and steer
and/or brake if necessar y.Sy
stem limitations
The sy stem limitations of Active Steering Assist
apply toActive Lane Change Assi st
( 0013 page 224).
The sy stem may also be impaired or may not
function in thefo llowing situations:
R The sensors in there ar bumper are dirty,
damaged or co vered, for ins tance by a
st icke r or ice and sno w.
R The exterior lighting is malfunctioning. Ac
tivating/deactivating Active Lane Change
Assi st
Multimedia sy stem:
0018 Vehicle 0019
k Assistance 0007
Select Lane change assist. 0007
Activate 0073or deacti vate 0053 the function.
Fu nction of Active Eme rgency Stop Assist
If th e driver continually ignores the visual or
acoustic warning toput their hands on thesteer‐
ing wheel, theBeginning emergency stop mes‐
sage appears in the multifunction displa y.Ifthe
driver still does not respond, Active Dis tance
Assi stDISTRONIC reduces the speed. The vehi‐
cle is decelerated in stages toast andstill. At
speeds below 60 km/h the hazard warning
lights switch on automaticall y.
When theve hicle is stationar y,thefo llowing
actions are car ried out:
R theve hicle is secured with the electric park‐
ing brake
R Active Dis tance Assi stDISTRONIC is ended
R theve hicle is unloc ked R
if possible, an emer gency call is placed to
th e Mercedes-Benz emer gency call centre
The driver can cancel the deceleration at any
time byper form ing one of thefo llowing actions:
R steering
R braking or accelerating
R pressing a steering wheel button
R operating Touch Control
R activating or deactivating Active Dis tance
Assi stDISTRONIC Overvi
ewofActive Di stance Assist
DISTRO NIC displa ysinthe instrument clus‐
ter The assis
tance graphic and thest atus display
show thest atus of thefo llowing functions in the
instrument clus ter:
R Active Dis tance Assi stDISTRONIC
R Route-based speed adap tation
R Active Steering Assist 228
Driving and parking

The
vehicle is lo wered again in thefo llowing sit‐
uations:
R When driving fasterthan 80 km/h.
R When driving between 60 km/h and
80 km/h for appro ximately thre e minutes.
R After selecting a drive program using the
DY NA MIC SELECT switch.
The vehicle is adjus tedto the height of the
active drive program.
Lo weri ngtheve hicle 0007
Press button 1.
Indica tor lamp 2goes out. The vehicle is
adjus tedto the height of the active drive pro‐
gram. Pa
rking Assist PARKTRONIC Fu
nction of Parking Assist PARKTRONIC Pa
rking Assist PARKTRONIC is an electronic
parking assi stance sy stem with ultrasound. It
monitors the area around your vehicle using six
sensors 1inthe front bumper and six sensors
in there ar bumper. Parking Assist PARKTRONIC
sho wsyouth e dis tance between your vehicle
and a de tected obs tacle visually and audibly.
Pa rking Assist PARKTRONIC is on lyan aid. It is
not a substitute foryo ur attention tothe sur‐
ro undings. The responsibility for safe manoeu‐
vring and parking remains with you. Make sure
th at there are no persons, animals or objects in th
e manoeuvring area while manoeuvring and
parking in/exiting parking spaces.
In thest andard setting, an intermit tent wa rning
to ne sounds from a di stance of appr oximately
0.3 m toan obs tacle in front and appr oximately
1. 0 m toan obs tacle behind. A continuous tone
sounds from a di stance of appr oximately 0.2 m.
Using theWa rnear lysetting in the multimedia
sy stem, thewa rning tones for front and side
impact pr otection can also be set tosound at a
greater dis tance of appr oximately 1.0 m
(0013 page 238).
0009 The Warnear lysetting is alw ays active in
th ere ar of theve hicle.
If Pa rking Assist PARKTRONIC is deacti vated,
Ac tive Parking Assist is una vailable. Driving and parking
235

Pa
rking Assist PARKTRONIC displ ayinthe
mu ltimedia sy stem Ve
hicles with Active Parking Assist without a
360° Camera Ve
hicles with Active Parking Assist and a 360°
Camera
If Ac tive Parking Assist is deactivated and an
obs tacle is de tected in the path of theve hicle, a
pop-up window forPa rking Assist PARKTRONIC
1 appears in the multimedia sy stem at speeds
below 10km/h.
Sy stem limitations
Pa rking Assist PARKTRONIC does not necessa‐
ri ly take into account thefo llowing obs tacles:
R Obs tacles bel ow the detection range, e.g.
pe rsons, animals or objects. R
Obs tacles ab oveth e de tection range, e.g.
ove rhanging loads, overhangs or loading
ra mp s of lor ries.
The sensors must be free of dirt, ice and slush.
Otherwise, they may not function cor rectly.
Clean the sensors regularly, taking care not to
scratch or damage them.
Ve hicles with trailer hitch: Parking Assist
PA RKTRONIC is deacti vatedfo rth ere ar zone
when you es tablish an elect rical connection
between your vehicle and a trailer.
Fu nction of the passive side impact pr otec‐
tion
Pa ssive side impact pr otection is an additional
Pa rking Assist PARKTRONIC function which
wa rnsth e driver about obs tacles at the side of
th eve hicle. A warning is issued when obs tacles
are de tected between the front and rear de tec‐
tion range. In order for an object on the side to
be de tected, the sensors in the front and rear
bumper must firs t de tect the object while you
are driving past it.
During the parking procedure or manoeuvring,
objects are de tected as theve hicle drives past. 236
Driving and parking