2018 MERCEDES-BENZ S-CLASS SEDAN park assist

&WARNING Risk of accident if Active
St eering Assist unexpectedly stops func‐
tioning
If th e sy stem limitations of Active Steering
Assist are reached there is no guarantee that
th e sy stem will remain active or will keep the
ve hicle in lane.
#Alw ayske ep your hands onthesteering
wheel and obser vethe tra ffic carefull y.
#Alwaysst eer theve hicle paying atten‐
tion totraf fic conditions.
&
WARNING Risk of accident if Active
St eering Assist unexpectedly inter venes
A malfunction in the de tection of lane mark‐
ings and objects can occur.
This could cause unexpected steering inter‐
ve ntion.
#Steer according totraf fic conditions.
Ac tivating Active Steering Assist
Re quirements:
RESP®must be activated, but not inter vening.
RAc tive Dis tance Assist DISTRONIC is acti va‐
te d.
#If indicator lamp 1is off: press button 2.Fu
nction of Active Lane Change Assi st
% The availability of thefo llowing function is
countr y-dependent.
Ac tive Lane Change Assi stsupports the driver
when changing lanes, byapplying steering tor‐
qu es.
Assis tance when changing lanes is pr ovided if all
th efo llowing conditions are me t:
RYou are driving on a free wayor road with
multiple lanes in the direction of tr avel.
RThe neighboring lane is separated bya bro‐
ke n lane mark ing.
RNovehicle is de tected in the adjacent lane.
RThe driven speed is between 50 mph
(80 km/h) and 110mp h(1 80 km/h).
RAc tive Lane Change Assi stis activated bythe
driver with the turn signal indicator.
RAc tive Lane Change Assi stis switched on in
th e multimedia sy stem.
RAc tive Steering Assist is switched on and
active.
206 Driving and parking

If novehicle is de tected in the adjacent lane and
a lane change is permitte d,thesteering wheel
symbol and the ar row are shown in green 2.
The /DQH &KDQJH WR WKH /HIW message appears,
fo rex ample. If Active Lane Change Assi stis acti‐
va ted with the turn signal indicator but a lane
ch ange is not immediately possible, thesteering
wheel symbol remains green and the ar row
appears gr ay1. When the lane change support
st arts, the turn signal indicator is automatically
activated. If a lane change is not possible within
th e defined length of time, the ar row fa des out
and a new lane change must be initiated. An
immediate lane change is only possible on free‐
wa ysection swithout speed limits .If
th e sy stem is impaired, Active Lane Change
Assi stmay be canceled. If it is canceled the
/DQH &KDQJH &DQFHOHG message appears inthe
multifunction display and a warning tone sounds.
&
WARNING Risk of accident from chang‐
ing lane toan occupied adjacent lane
Lane Change Assistcannot al ways detect
clear lyifth e adjacent lane is free.
The lane change might be initiated although
th e adjacent lane is not free.
#Before changing lanes, make sure that
th e neighboring lane is free and there is
no danger to otherroad users.
#Monitor the lane change.
&
WARNING Risk of accident if Lane
Change Assist unexpectedlystops 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 .
#Always 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.
System limitations
The sy stem limitations of Active Steering Assist
apply toLane Change Assist (
→page 204).
Ac tivating/deactivating Active Lane Change
Assi st
Multimedia sy stem:
,9HKLFOH.k $VVLVWDQFH
#Select /DQH &KDQJH $VVLVW .
#Activate Oor deacti vate ª the function.
Fu nction of Active Eme rgency Stop Assist
If th e driver continues toigno rethe acoustic
wa rning toput their hands on thesteering
wheel, Active Dis tance Assist DISTRONIC
re duces the speed. If the driver still does not
re spond, the%HJLQQLQJ (PHUJHQF\ 6WRS mes‐
sage is shown in the multifunction displa y.The
Driving and parking 207

vehicle is decelerated in stages toast andstill. At
speeds below 40 mph(6 0 km/h) the hazard
wa rning lights switch on automaticall y.
When stationary:
RThe vehicle is secured with the electric park‐
ing brake.
RAc tive Dis tance Assist DISTRONIC is ended.
RThevehicle is unloc ked.
RIf possible, an emer gency call is placed to
th e Mercedes-Benz emer gency call center.
The driver can cancel the deceleration at any
time byper form ing one of thefo llowing actions:
RSt eering
RDepressing the brake or accelera tor pedal
RPressing a steering wheel button or operat‐
ing Touch Control
RAc tivating or deacti vating Active Dis tance
Assist DISTRONIC
Active Di stance Assist DI STRONIC displa ysin
th e instrument clus ter
The assis tance graphic and thest atus display
show thest atus of thefo llowing functions in the
instrument clus ter.
RAc tive Dis tance Assist DISTRONIC
RRoute-based speed adjustment
RActive Steering Assist
Assistance graphic
1Ro ute-based speed adjustment (type of
ro ute event)
2Vehicle ahead
3Dis tance indica tor
4Set specified di stance
5Own vehicle
208
Driving and parking

Active Di stance Assist DI STRONICstatus dis‐
play and route-based speed adjustment
1Ac tive Dis tance Assist DISTRONIC selected,
set speci fied dis tance
2Ac tive Dis tance Assist DISTRONIC deacti va‐
te d, speed stored
3Ac tive Dis tance Assist DISTRONIC acti ve,
speed stored, no vehicle de tected (gr ayvehi‐
cle symbol)
4Ac tive Dis tance Assist DISTRONIC acti ve,
speed stored, vehicle de tected (green vehi‐
cle symbol)
5Ac tive Dis tance Assist DISTRONIC and route-
based speed adjustment active, speed
st ored
% On free ways or high-speed major roads, the
green çvehicle symbol is displa yed cycli‐
cally when theve hicle is ready topull away.
Speedome ter
The stored speed is highlighted on the speedom‐
et er. If the speed of theve hicle ahead or the
speed adjustment is less than thestored speed
due tothero ute event ahead, the segments in
th e speedome ter light up. Activation or deacti va‐
tion of Active Dis tance Assist DISTRONIC as well
as alterations in the sa ved speed and the dis‐
ta nce tobe maintained, are displa yed in the indi‐
vidual control feedback of the multifunction dis‐
pla y. Ac
tive Steering Assist status display
1Gr ay steering wheel: Active Steering Assist
switched on and passive
2Green steering wheel: Active Steering Assist
switched on and active
3Ye llow steering wheel flashing: transition
from active topassive status (sy stem limita‐
tion de tected or prom pttothe driver to
actively con firm )
During the transition from the active topassive
st atus, theè symbol is shown as enlar ged
and flashes yello w. Once the sy stem is passive
th eè symbol is shown as gr ayinthe multi‐
function displa y.
Driving and parking 209

Information on HillStart Assist
Hill Start Assist holds theve hicle for a short
time when pulling away on a hill under thefo l‐
lowing conditions:
RThe transmission is in position hork.
RThe elect ric park ing brake is released.
This gives you enough time tomo veyour foot
from the brake pedal tothe accelera tor pedal
and depress it before theve hicle begins toroll.
&
WARNING Risk of accident and injury
caused bytheve hicle rolling away
Af ter a short time, Hill Start Assist no longe r
holds theve hicle and it can rollaw ay.
#Therefore, swiftly mo veyour foot from
th e brake pedal tothe accelerator
pedal. Ne ver attem pttolea vetheve hi‐
cle if it is being held byHill Start Assist.
HOLD function
HOLD function
The HOLD function holds theve hicle at a stand‐
st ill without requ iring youto depress the brake
pedal, e.g. when pulling away on steep slopes.
Sy stem limitations
RThe incline must not be greaterth an 30%.
Ac tivating/deactivating the HOLD function
&
WARNING Risk of an accident due tothe
HOLD function being activated when you
lea vetheve hicle
If yo u lea vetheve hicle while only the HOLD
function is braking theve hicle, theve hicle
can rollaw ay inthefo llowing situations:
RIf th ere is a malfunction in the sy stem or
in the po wer supply.
RIfth e HOLD function is deactivated by
depressing the accelera tor pedal or the
brake pedal, e.g. byave hicle occupant.
RIfth e electrics in the engine compart‐
ment, the battery or the fuses are tam‐
pered with or if the battery is disconnec‐
te d.
#Alw ays deactivate the HOLD function
and secure theve hicle against rolling
aw ay before leaving theve hicle.
* NO
TEDama gefrom au tomatic braking
When Active Brake Assi st,Ac tive Dis tance
Assist DISTRONIC or the HOLD function are
activated, theve hicle brakes autonomously
in cer tain situations.
To avo id damage totheve hicle, deactivate
th ese sy stems in thefo llowing or similar sit‐
uations:
#During towing
#In a car wash
Requirements:RThe vehicle is stationar y.
RThe driver's door is closed or the seat belt on
th e driver's side is fastened.
210
Driving and pa rking

RThe engine isrunning or has been au tomati‐
cally switched off bythe ECO start/ stop
function.
RThe electric parking brake is released.
RAc tive Dis tance Assist DISTRONIC is deacti‐
va ted.
RThe transmission is in position h,kori.
Ac tivating the HOLD function
#Dep ress the brake pedal and af ter a short
time quickly depress fur ther until theë
display appears in the multifunction displa y.
#Release the brake pedal.
Deactivating the HOLD function
#Depress the accelerator pedal topull away.
or
#Depress the brake pedal until theë dis‐
play disappears from the multifunction dis‐
pla y. The HOLD function is deactivated in
thefo llow‐
ing situations:
RAc tive Dis tance Assist DISTRONIC is acti va‐
te d.
RThe transmission is switched toposition j.
RThevehicle is secured with the electric park‐
ing brake.
In thefo llowing situations, theve hicle is held by
th e transmission position jorby the electric
parking brake:
RThe seat belt is unfas tened and the driver's
door is opened.
RThe engine is switched off.
RThere is a malfunction in the sy stem or the
po we r supply is insuf ficient.
AIR BODY CONT ROL
AIR BODY CONT ROL function
AIR BODY CONTROL is an air suspension sy stem
with variable damping for impr oved driving com‐ fo
rt. The all-round le vel control sy stem ensures
th e best possible suspension and const ant
ground clearance, even wi tha laden vehicle.
When driving at speed, theve hicle is lo wered
automatically toimpr ovedriving saf etyand to
re duce fuel consum ption. The option of manually
adjusting theve hicle le vel is also available.
AIR BODY CONTROL comprises:
RAir suspension with automatic all-round le vel
control
RSpeed-dependent lo wering toreduce fuel
consum ption
RManual le vel adjustment
RADS PLUS (Adaptive Damping Sy stem with
const ant damping forc e adjustment)
RDY NA MIC SELECT switch and le vel button
Driving and parking 21
1

Thevehicle is lo wered again in thefo llowing sit‐
uations:
RWhen driving fasterthan 75 mph
(120 km/h).
RWhen driving between 50 mph (80 km/h)
and 75mph(120 km/h) for app roxima tely
th re e minutes.
RAf ter selecting a drive program using the
DY NA MIC SELECT switch.
The vehicle is adjus tedto the height of the last
active drive prog ram.
Lo weri ngtheve hicle
#Press button 1.
Indicator lamp 2goes out. The vehicle is
adjus tedto the height of the last active drive
program.
Pa rking Assist PARKTRONIC
Function of Parking Assist PARKTRONIC
Parking Assist PARKTRONI Cis an electronic
parkin gassi 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 PARKTRONI C
indicates visuall yand audibl yth e dis tance
between your vehicle and an object.
Pa rking Assist PARKTRONI Cis on lyan aid. It is
not a substitute foryo ur attention tothe sur‐
ro undings. The responsibility for safe maneu ver‐
ing and parking remains with you. Make sure
th at there are no persons, animals or objects in th
e maneuvering area while maneuvering and
parking in/exiting parking spaces.
In thest andard setting, an intermitte ntwa rning
to ne sounds from a di stance of appr oximately
1. 0 ft (0.3 m) toan obs tacle. A continuous tone
sounds from a di stance of appr oximately 0.7 ft
(0.2 m). You can set thewa rning tone in the mul‐
timedia sy stem so that it will sound earlier at a
grea ter dis tance of appr oximately 3.3 ft(1.0 m)
(
→page 221).
If Pa rking Assist PARKTRONI Cis deacti vated,
Ac tive Parking Assist is una vailable.
Pa rking Assist PARKTRONIC displ ayinthe
mu ltimedia sy stem
If Ac tive Parking Assist is not ac
tivated and an
obs tacle is de tected in the path of theve hicle, a
pop-up window forPa rking Assist PARKTRONI C
1 appear sin the multimedia sy stem at speeds
up toappr oximately 6 mph (10 km/h).
218
Driving and pa rking

Vehicles with Active Parking Assist without a 360°
Camera
Ve hicles with Active Parking Assist and a 360°
Camera
Sy stem limitations
Pa rking Assist PARKTRONI Cdoes no tnecessa‐
ri ly tak e into account thefo llowing obs tacles:
RObs tacles bel owthe de tection range, e.g.
pe rsons, animals or objects.
RObs tacles ab oveth e de tection range, e.g.
ov erhanging loads, overhangs or loading
ra mp s of truc ks.
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.
Fu nction of the passive side impact pr otec‐
tion
Pa ssive side impact pr otection is an additional
Pa rking Assist PARKTRONI Cfunction whic h
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 tobe de tected,
th e sensors in the front or rear bumper must
de tect the object while you are driving past it. During
the parking procedure or maneuvering,
objects are de tected as theve hicle drives past.
If yo usteer in the direction of a de tected obs ta‐
cle and there is a risk of a lateral collision, a
wa rning is issued. The lateral segments light up
oran

ge or red, depending on the dis tance tothe
obs tacle.
Segment color depending on distance Color Lateral distance in cm
Re dA pprox. < 30
Orang eA pprox. 30 - 60
In order for lateral front or rear segments tobe
displa yed, theve hicle must firs t tr ave l a dis tance
of at least half of theve hicle length. Once the
ve hicle has tr aveled the length of theve hicle, all
of the lateral front and rear segments can be dis‐
pla yed.
Driving and parking 21
9