lane assist MERCEDES-BENZ E-Class CABRIOLET 2017 A207 Owner's Guide

Switching on Active Lane Keeping Assist
XSwitch on Active Lane Keeping Assist using
the on-board computer; to do so, select
Standard
orAdaptive(Ypage 198).
If you drive at speeds above 40 mph
(60 km/h) and lane markings are detected,
the lines in the assistance graphics display
(
Ypage 196) are shown in green. Active Lane
Keeping Assist is ready for use.
If Standard
is selected, no warning vibration
occurs if:
Ryou have switched on the turn signal. In this
event, the warnings are suppressed for a
certain period of time.
Ra driving safety system intervenes, such as
ABS, BAS or ESP®.
When Adaptive
is selected, no warning vibra-
tion occurs if:
Ryou have switched on the turn signal. In this
event, the warnings are suppressed for a
certain period of time.
Ra driving safety system intervenes, e.g.
ABS, BAS or ESP®.
Ryou accelerate hard, e.g. kickdown.
Ryou brake hard.
Ryou steer actively, e.g. swerve to avoid an
obstacle or change lanes quickly.
Ryou cut the corner on a sharp bend.
In order that you are warned only when neces-
sary and in good time if you cross the lane mark-
ing, the system recognizes certain conditions
and warns you accordingly.
The warning vibration occurs earlier if:
Ryou approach the outer lane marking on a
bend.
Rthe road has very wide lanes, e.g. a highway.
Rthe system recognizes solid lane markings.
The warning vibration occurs later if:
Rthe road has narrow lanes.
Ryou cut the corner on a bend.
188Driving systems
Driving and parking

or
XTo exit the telephone book:press the~
or % button.
Redialing
The on-board computer saves the last names or
numbers dialed in the redial memory.
XPress the =or; button on the steering
wheel to select the Telmenu.
XPress the6button to switch to the redial
memory.
XPress the 9or: button to select the
desired name or number.
XPress the 6ora button to start dialing.
or
XTo exit the redial memory: press the~
or % button.
Assistance menu
Introduction
Depending on the equipment installed in the
vehicle, you have the following options in the
DriveAssist
menu:
RDisplaying the assistance graphic
(Ypage 196)
RDeactivating/activating ESP®(Ypage 196)
RActivating/deactivating Steering Assist and
Stop&Go Pilot of DISTRONIC PLUS
(
Ypage 197)
RActivating/deactivating PRE-SAFE®Brake
(Ypage 197)
RActivating/deactivating COLLISION PREVEN-
TION ASSIST PLUS (Ypage 197)
RActivating/deactivating ATTENTION ASSIST
(Ypage 197)
RActivating/deactivating Blind Spot Assist or
Active Blind Spot Assist (Ypage 198)
RActivating/deactivating Lane Keeping Assist
or Active Lane Keeping Assist (Ypage 198)
Displaying the assistance graphic
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress9or: to select Assist.Graphic.
XPressato confirm.
The multifunction display shows the
DISTRONIC PLUS distance display in the
assistance graphic.
The assistance graphic shows you the status
and further information on the following driv-
ing systems or driving safety systems:
RTraffic Sign Assist (Ypage 179)
RDISTRONIC PLUS (Ypage 153)
RPRE-SAFE®Brake (Ypage 69)
RCOLLISION PREVENTION ASSIST PLUS
(Ypage 64)
RATTENTION ASSIST (Ypage 177)
RLane Keeping Assist (Ypage 182)
RActive Lane Keeping Assist (Ypage 186)
XPress :to display the ATTENTION ASSIST
assessment.
Deactivating/activating ESP®
iObserve the important safety notes on ESP®
(Ypage 67).
GWARNING
If you deactivate ESP
®, ESP®no longer sta-
bilizes the vehicle. There is an increased risk
of skidding and an accident.
Only deactivate ESP
®in the situations descri-
bed in the following.
It may be best to deactivate ESP
®in the follow-
ing situations:
Rwhen using snow chains
Rin deep snow
Ron sand or gravel
196Menus and submenus
On-board computer and displays

Activating/deactivating Blind Spot
Assist
XPress the= or; buttonon th esteering
whee lto select th eDriveAssistmenu.
XPress th e9 or: buttonto select
Blind Spo tAssist.
XPress th ea button.
The curren tselection appears.
XTo activate/deactivate: press thea but-
to nagain .
Fo rfurther information about Blind Spot Assist,
see (
Ypage 180).
Fo rfurther information about Active Blind Spot
Assist, see (
Ypage 183).
Activating/deactivating Lane Keeping
Assist
XPress the= or; buttonon th esteering
whee lto select th eDriveAssistmenu.
XPress th e9 or: buttonto select
Lan eKeep. Assist.
XPress th ea button.
The curren tselection appears.
XPress ato confirm .
XPress the: or9 buttonto set Off,
Standardor Adaptive.
XPress th ea buttonto sav eth esetting .
When Lan eKeepin gAssis tor Active Lan e
Keepin gAssis tis activated, th emultifunction
display shows th elan emarking sas bright
lines in th eassistanc egraphic .
Fo rfurther information about Lan eKeepin g
Assist, see (
Ypage 182).
Fo rfurther information about Active Lan eKeep-
ing Assist, see (
Ypage 186).
Service menu
Dependingon th eequipmen tinstalled in th e
vehicle, you hav eth efollowin goption sin th e
Serv.
menu:
RCallin gup display message sin message
memory (Ypage 202)
RChecking th etire pressur eelectronically
(Ypage 291)
RCallin gup th eservic edue dat e
(Ypage 261)
Settings menu
Introd uction
Dependin gon th eequipmen tinstalled in th e
vehicle, you hav eth efollowin goption sin th e
Sett.
menu:
RChangin gth einstrumen tcluste rsetting s
(Ypage 198)
RChangin gth eligh tsetting s (Ypage 199)
RChangin gth evehicl esetting s (Ypage 200)
RChangin gth econvenience setting s
(Ypage 200)
RRestoring th efactory setting s (Ypage 201)
Instrument cluster
Selecting th edistance uni t
TheDispla yUni tSpeed-/Odometer :func-
tion allows you to choos ewhether certain dis-
plays appear in kilometers or mile sin th emul-
tifunction display.
XPress th e= or; buttonon th esteering
whee lto select th eSett.menu.
XPress th e: or9 buttonto select th e
Instrumen tCluste rsubmenu.
XPressato confirm .
XPress the: or9 buttonto select th e
Displa yUni tSpeed-/Odometerfunction .
You will see th eselected setting :kmor miles.
XPress th ea buttonto sav eth esetting .
The selected uni tof measuremen tfor distanc e
applie sto :
Rthedigital speedometer in th eTri pmen u
Rtheodometer and trip odometer
Rth etrip computer
Rth ecurren tconsumption and th erange
Rth enavigation instruction sin th eNav imen u
Rcruise control
RDISTRONI CPLU S
RASSYS TPLU Sservic einterval display
Selecting permanent displa y
ThePermanent Display:function allows you
to choos ewhether th emultifunction display
always shows th eoutside temperature or th e
speed.
The spee ddisplay is invers eto th espeedome-
ter.
198Menus and submenus
On-board computer and displays

Display messagesPossible causes/consequences andMSolutions
The HOLD function is deactivated. Whenth ebrak epedal is firmly
depressed, an activation condition is no tfulfilled .
A warning tone also sounds.
XChec kth eactivation condition sfor th eHOLD function
(Ypage 162).
Lan eKeepin gAssistCurrently Unavaila‐ble See Operator' sManualorActive Lan eKeepingAssist Cur ‐rently UnavailableSee Operator' sMan ‐ual
LaneKeepin gAssis tor Active Lan eKeepin gAssis tis deactivated and
temporarily inoperative.
Possibl ecauses are:
Rth ewindshield in th ecamera' sfield of vision is dirty.
Rvisibilit yis impaire ddue to heav yrain ,snow or fog .
Rthere havebeen no lan emarking sfor an extended period.
Rth elan emarking sare worn, dark or covered, e.g. by dir tor snow.
Whe nth ecauses state dabov eno longer apply, th edisplay message
disappears.
Lan eKeepin gAssis tor Active Lan eKeepin gAssis tis operational
again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicl esafely as soo nas possible, payin g
attention to roa dand traffic conditions.
XSecur eth evehicl eagainst rollin gaway (Ypage 144).
XClean th ewindshield.
Lan eKeepin gAssistInoperativeorActiveLan eKeepin gAssistInoperative
LaneKeepin gAssis tor Active Lan eKeepin gAssis tis defective.
XVisit aqualified specialist workshop .
Blind SpotAssistCurrently Unavaila‐ble See Operator' sManualorActiveBlind Spo tAssistCurrently Unavaila‐ble See Operator' sManual
Blind Spot Assistor Active Blind Spot Assis tis temporarily inoperative.
Possibl ecauses are:
Rth eradar sensor system is outside th eoperating temperature
range.
Rth eradar sensor system is temporarily inoperative, e.g. due to elec -
tromagneti cradiation emitted by nearby TV or radi ostation sor
other source sof electromagneti cradiation .
The yellow 9indicator lamp salso ligh tup in th eexterio rmirrors.
Whe nth ecauses state dabov eno longer apply, th edisplay message
disappears.
Blind Spot Assis tor Active Blind Spot Assis tis operational again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicl esafely as soo nas possible, payin g
attention to roa dand traffic conditions.
XSecur eth evehicl eagainst rollin gaway (Ypage 144).
XRestart th eengine.
Display messages21 5
On-board computer and displays
Z