2018 MERCEDES-BENZ C-CLASS SALOON lights

additional pr
eventive measu resfo r occupant
pr otection (PRE-SAFE ®
) may also be initiated. 000A
WARNING Risk of an accident caused by
limited de tection per form ance of Active
Brake Assi st
Ac tive Brake Assi stcannot al ways clear ly
identify objects and complex traf fic situa‐
tions.
In su chcases, Active Brake Assi stmight:
R Give a warning or brake without reason
R Not give a warning or not brake 0007
Alw ays pay careful attention tothe traf‐
fi c situation; do not rely on Active Brake Assi
stalone. Active Brake Assi stis only
an aid. The driver is responsible for
maintaining a suita ble distance tothe
ve hicle in front, vehicle speed and for
braking in good time. 0007
Be prepared tobrake or swer veif nec‐
essar y. Also obser
vethe sy stem limitations of Active
Brake Assi st.
The individual subfunctions are available in
th efo llowing speed ranges:
Distance warning function The dis
tance warning function issues a warning
in thefo llowing situations:
R From appr oximately 30 km/h, if over se veral
seconds the dis tance maintained totheve hi‐
cle tr avelling in front is insuf ficient forthe
driven speed, theL distance warning
lamp lights up in the instrument clus ter.
R From appr oximately 7 km/h, if your vehicle
is critically close toave hicle or pedestrian,
yo u will hear an intermit tent wa rning tone
and theL distance warning lamp lights
up in the instrument clus ter.
Brake immediately or take evasive action, pr ovi‐
ded it is safe todo so and the traf fic situation
allo wsthis. Driving and parking
209

Setting
Active Brake Assi stMultimedia sy
stem:
0018 Vehicle 0019
k Assistance
0019 Active Brake Assist
Ve hicles without Driving Assistance Pack‐
age: the settings can be made af terst arting the
ve hicle.
Ve hicles with Driving Assistance Package:
th e settings can be made when the ignition is
switched on.
The following settings are available:
R Early
R Medium
R Late 0007
Select a setting.
0009 Your selection is retained when theve hicle is
next star ted.
Deactivating Active Brake Assi st
0009 It is recommended that you alw ays lea ve
Ac tive Brake Assi stactivated. 0007
Select Off.
The dis tance warning function and the auton‐
omous braking function are deactivated.
Ve hicles without Driving Assistance Pack‐
age: when theve hicle is next star ted, the
medium setting is auto matically selected.
Ve hicles with Driving Assistance Pack‐
age: Evasi veSteering Assist is not available.
When the ignition is next star ted, the
medium setting is selected auto maticallyand
Evasive Steering Assist is available.
0009 IfAc tive Brake Assi stis deactivated, the
00D4 symbol appears inthest atus bar of the
multifunction displa y. Fu
nction of Adaptive Brake Lights Ad
aptive Brake Lights warnfollowing traf fic in an
emergency braking situation wi th thefo llowing
actions:
R Byflashing the brake lamps
R By activating the hazard warning lights If
th eve hicle is braked sharply from speeds
abo ve50 km/h, the brake lamps flash rapidl y.
This pr ovides traf fic tr avelling behind you with an
ev en more noticeable warning.
If th eve hicle is tr avelling at speeds of more than
70 km/h at the beginning of the brake applica‐
tion, the hazard warning lights switch on once
th eve hicle is stationar y.When you pull away
again, the hazard warning lights will switch off
automatically at appr oximately 10km/h. Yo u
can also switch off the hazard warning lights
using the hazard warning button. Cruise control and limiter
Fu
nction of cruise control
Cruise cont rolre gulates the speed totheva lue
selec tedby the driver.
If yo u accelerate toove rtake, forex ample, the
st ored speed is not dele ted. If youre mo veyour
fo ot from the accelera tor pedal af terov ertaking,
cruise control will resume speed regulation back
to thestored speed.
Cruise contro l is operated using the cor respond‐
ing steering wheel buttons. You can store any 214
Driving and pa rking

Also,
the speed is reduced if the turn signal to
ch ange lanes is swit ched on and one of thefo l‐
lowing situations is de tected:
R Turning off at junctions
R Driving on slowing-down lanes
R Driving on lanes adjacent toslowing-down
lanes
The driver is responsible forch oosing theright
speed and observing other road users. This
applies in particular tojunctions, roundabouts
and traf fic lights, as route-based speed adap ta‐
tion does not brake theve hicle toast andstill.
When route guidance is active, thefirs t speed
adjustment is car ried out automaticall y.Ifthe
turn signal indica tor is switched on, the selected
ro ute is confirmed and fur ther speed adjustment
is activated.
Speed adjustment is cancelled in thefo llowing
cases:
R Ifth e turn signal indicator is switched off
before thero ute event.
R Ifth e driver depresses the accelera tor or
brake pedal during the process. Sy
stem limitations
Ro ute-based speed adap tation does not take
ri ght of wayre gulations into account. The driver
is responsible for complying with road traf fic
re gulations and driving at a suitable speed.
In dif ficult conditions (e.g. unclear roads, nar row
lanes, wetro ad sur faces, snow or ice) or when
driving wi tha trailer, the speed adjustment made
by the sy stem may not alw ays be suitable. In
th ese situations the driver must inter vene
acco rding ly. 000A
WARNING Risk of accident in spi teof
ro ute-based speed adjustment
Ro ute-based speed adjustment might mal‐
function or be temp orarily una vailable in the
fo llowing situations:
R If map data is not up todate or available
R Ifyo u do not follow the selected route
guidance
R Ifth e set route is re-planned
R Inroad con stru ction areas R
When towing a trailer
R In bad weather or road conditions
R Ifth e accelera tor pedal is depressed 0007
Adjust the speed tothe traf fic situation. Setting
route-based speed adjustment Re
quirements:
R Active Dis tance Assi stDISTRONIC is acti va‐
te d.
Multimedia sy stem:
0018 Vehicle 0019
k Assistance
0019 Speed adjustment 0007
Activate 0073or deacti vate 0053 the function. Ac
tive Steering Assist Fu
nction of Active Steering Assist
0009 Active Steering Assist is count ry-dependent
and only available forve hicles with the Driv‐
ing Assis tance Package. 224
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

Setting
theve hicle le vel 000A
WARNING Risk of accident because
ve hicle le vel is too high
If yo u drive at a higher vehicle le vel,th e driv‐
ing characteristics may be impaired due to
th e higher vehicle centre of gravity.
The vehicle can drift outwards, forex ample,
when steering or cornering. 0007
Alw aysch oose a vehicle le vel which is
suited tothe driving style and thero ad
sur face conditions. 000A
WARNING Risk of entrapment from vehi‐
cle lo wering
When lo wering theve hicle, other people
could become trapped if their limbs are
between theve hicle body and the tyres or
underneath theve hicle. 0007
Make sure no one is underneath the
ve hicle or in the immediate vicinity of
th e wheel ar ches when you lo werthe
ve hicle. 000A
WARNING Risk of entrapment from vehi‐
cle lo wering
Ve hicles with AIRMATIC or le vel control:
when you unload luggage or lea vetheve hi‐
cle, theve hicle firs trises slightly and then
re turns tothe set le vel shortly af terw ards.
Yo u or an yone else in the vicinity of the
wheel ar ches or the underbody could thus
become trapped.
The vehicle can also be lo wered af ter being
loc ked. 0007
When leaving theve hicle, make sure
th at nobody is in the vicinity of the
wheel ar ches or the underbody. Re
quirements:
R The vehicle has been star ted.
R The vehicle must not be moving fasterthan
60 km/h. Ra
ising theve hicle 0007
Press button 1.
Indica tor lamp 2lights up.
The vehicle is set tothe high le vel.
Yo ur selection is sa ved. 234
Driving and parking

3
Red guide line at a dis tance of appr oximately
0.3 m from there ar area
4 Yellow warning display of Parking Assist
PA RKTRONIC: obstacles are at a dis tance of
between appr oximately 0.6 m and 1.0 m
5 Redwa rning display of Parking Assist
PA RKTRONIC: obstacles are very close
(appr oximately 0.3 m or less)
6 Orange warning display of Parking Assist
PA RKTRONIC: obstacles are a medium dis‐
ta nce away (between appr oximately 0.3 m
and 0.6 m)
0009 Ifth e entire sy stem fails, the inner segments
of thewa rning display are shown in red. The
indicator lamp on thePA RKTRONIC but ton
lights up and theé symbol appears in
th e multifunction displa y.
If th e sy stem fails at there ar, there ar seg‐
ments are shown in red when reve rsing and
are hidden when driving forw ards.
When Active Parking Assist is active, the
lanes are displa yed in green.
If Pa rking Assist PARKTRONIC is deacti vated,
th ewa rning display fades out. Wi
de-angle view Tr
ailer view (vehicles with a trailer hit chonly)
1 Yellow guide line, locating aid 2
Red guide line at a dis tance of appr oximately
0.3 m from the ball head of the trailer hitch
3 Ball head of the trailer hitch
Sy stem limitations
The reve rsing camera will not function or will
only partially function in thefo llowing situations:
R The boot lid is open.
R There is heavy rain, snow or fog.
R The light conditions are poor, e.g. at night.
R The camera lens is obstructed, dirty or mis‐
ted up. Obser vethe no tes on cleaning the
re ve rsing camera (0013 page 420).
R Cameras, or vehicle components in which
th e cameras are fitted, are dama ged. In this
eve nt, ha vethe cameras, their positions and
th eir setting checked at a qualified specialist
wo rkshop.
The field of vision and other functions of the
re ve rsing camera may be restricted due toaddi‐
tional accesso ries on there ar of theve hicle (e.g.
licence plate brac ket or bicycle rack ). Driving and parking
241

0007
Select Adopt limit . 0007
Activate 0073or deacti vate 0053 the function.
The speed limits de tected byTraf fic Sign
Assi stare automatically adop tedby Active
Dis tance Assi stDISTRONIC.
Displ aying de tected traf fic signs in the
media display 0007
Select Display in COMAND .0007
Activate 0073or deacti vate 0053 the function.
0009 When DISTRONIC, cruise control or theva ri‐
able limiter are activated, the speed de tec‐
te d can be manually adop ted as the speed
limit (0013 page 220).
Ad justing the type of warning 0007
Select Visual & audible ,Visual orNone.
Ad justing the warning threshold
This value de term ines the speed at which a
wa rning is issued when exceeded. 0007
Select Warning threshold. 0007
Set the desired speed. Blind Spot Assist and
Active Blind Spot
Assi stwith exitwa rning Fu
nction of Blind Spot Assist and Active
Blind Spot Assi stwith exitwa rning
Blind Spot Assist and Active Blind Spot Assi st
use two lateral, rear-facing radar sensors to
monitor the area up to40 m behind your vehicle
and 3 m directly next to yourvehicle.
If a vehicle is de tected at speeds ab ove appr ox‐
imately 12km/h and this vehicle subsequently
enters the monitoring range di rectly next to your
ve hicle, thewa rning lamp in the outside mir ror
lights up red.
If a vehicle is de tected close tothe side of your
ve hicle, there dwa rning lamp in the outside mir‐
ro rflashes. If you swit chon the turn signal indi‐
cator in the cor responding direction, a warning
to ne sounds once. If the turn signal indicator
re mains switched on, all other de tected vehicles
are indicated only bytheflashing of thered
wa rning lamp.
If yo uove rtake a vehicle quickl y,no warning is
given. 000A
WARNING Risk of accident despi teBlind
Spot Assi st
Blind Spot Assi stdoes not react tovehicles
approaching and overtaking you at a greatly
di fferent speed.
As a result, Blind Spot Assist cannot warn
drivers in this situation. 0007
Alw ays pay careful attention tothe traf‐
fi c situation and maintain a safe dis‐
ta nce at the side of theve hicle. Blind Spot Assist and
Active Blind Spot Assi st
are on lyaids. They may failto detect some vehi‐
cles and are no substitute for attentive driving.
Alw ays ensure that there is suf ficient di stance to
th e side forot her road users and obs tacles.
Exit warning
The exitwa rning is an additional function of
Blind Spot Assist and can warnvehicle occu‐
pants about approaching vehicles when leaving
th eve hicle when stationar y. 256
Driving and parking

Ac
tivating/deactivating Active Lane Keeping
Assist (vehicles with Parking Assist
PA RKTRONIC) 000A
WARNING Risk of accident despi te
Ac tive Lane Keeping Assist warning
A lane-cor recting brake application cannot
al wa ys bring theve hicle back into the origi‐
nal lane. 0007
Alw aysst eer, brake or accelera teyour‐
self, especially if Active Lane Keeping
Assist warnsyo u or makes a lane-cor‐
re cting brake application. 000A
WARNING Risk of accident despi teinter‐
ve ntion of Active Lane Keeping Assist
Ac tive Lane Keeping Assist does not de tect
traf fic conditions or road users. In very rare
cases, the sy stem may make an inappropri‐
ate brake application, e.g. af ter intentional ly
driving over a solid lane marking.
The brake application can be inter rupte d at
any time if yousteer slightly in the opposite
direction. 0007
Alw ays make sure that there is suf fi‐
cient di stance tothe side forot her traf‐
fi c or obs tacles. 000A
WARNING Risk of accident despi teLane
Ke eping Assist
Lane Keeping Assist cann otalw ays clearly
de tect lane markings.
In su chcases, Lane Keeping Assist can:
R give an unnecessary warning
R not give a warning 0007
Alw ays pay particular attention tothe
traf fic situation and keep within the
lane, especially if Active Lane Keeping
Assist alerts you. Be sure
toobser vethe sy stem limitations of
Ac tive Lane Keeping Assist. 0007
Press button 2.
If indicator lamp 1lights up, Active Lane
Ke eping Assist is activated, the lane mark‐
ings are shown as light in the assis tance
graphic. When Active Lane Keeping Assist is
active, the lane markings are shown in green
in the assis tance graphic. Driving and pa
rking 261