stop start MERCEDES-BENZ E-Class CABRIOLET 2017 A207 Service Manual

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

For further information about ESP®, see
(Ypage 66).
XStart the engine.
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress9or: to select ESP.
XPressato confirm.
The current selection appears.
XTo activate/deactivate: press theabut-
ton again.
ESP
®is deactivated if the åwarning lamp in
the instrument cluster lights up continuously
when the engine is running.
If the ÷ warning lamp and the åwarning
lamp are lit continuously, ESP
®is not available
due to a malfunction.
Observe the information on warning lamps
(
Ypage 227).
Observe the information on display messages
(
Ypage 203).
Activating/deactivating PRE-SAFE®
Brake
PRE‑SAFE®Brake is only available for vehicles
with the Driving Assistance package.
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select PRE-SAFE Brake.
XPressato confirm.
The current selection appears.
XTo activate/deactivate: press theabut-
ton again.
When PRE-SAFE
®Brake is deactivated, the
assistance graphic shows the æsymbol in
the multifunction display.
For more information on PRE ‑SAFE
®Brake, see
(Ypage 69).
Activating/deactivating COLLISION
PREVENTION ASSIST PLUS
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select Col‐lision Prevent..
XPressato confirm.
The current selection appears.
XTo activate/deactivate: press theabut-
ton again.
If COLLISION PREVENTION ASSIST PLUS is
deactivated, the assistance graphic shows
the æ symbol in the multifunction display.
For further information about COLLISION PRE-
VENTION ASSIST PLUS, see (
Ypage 64).
Activating/deactivating Steering
Assist and Stop&Go Pilot
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select DTR+: Steer. Asst.
XPressato confirm.
The current selection appears.
XTo activate/deactivate: press theabut-
ton again.
When Steering Assist and Stop&Go Pilot are
activated, the multifunction display shows the
DTR+: Steer. Asst.
Onmessage.
Further information about DISTRONIC PLUS
with Steering Assist and Stop&Go Pilot
(
Ypage 160).
Activating/deactivating ATTENTION
ASSIST
XPress the =or; button on the steering
wheel to select the DriveAssistmenu.
XPress the9or: button to select
Attention Assist.
XPress ato confirm your selection.
The current selection appears.
XPress ato confirm.
XPress the :or9 button to set Off,
Standardor Sensitive.
XPress the abutton to save the setting.
When ATTENTION ASSIST is deactivated, the
é symbol appears in the multifunction dis-
play in the assistance graphics display.
For further information about ATTENTION
ASSIST, see (
Ypage 177).
Menus and submenus197
On-board computer and displays
Z

Display messagesPossible causes/consequences andMSolutions
$(USA
only)
J( Canada
only)
Check Brake Fluid
Level
There is no tenough brak eflui din th ebrak efluid reservoir .
In addition ,th e$ (USAonly) or J(Canada only) warning lamp
lights up in th einstrumen tcluste rand awarning tone sounds.
GWARNIN G
The braking effec tmay be impaired.
There is aris kof an accident.
XPull ove rand stop th evehicl esafely as soo nas possible, payin g
attention to roa dand traffic conditions. Do no tcontinu edrivin g
under any circumstances.
XSecur eth evehicl eagainst rollin gaway (Ypage 144).
XConsult aqualified specialist workshop .
XDo notadd brak efluid .This does no tcorrec tth emalfunction .
#
CheckBrakePadWear
The brak epads/linings hav ereached their wear limit.
XVisit aqualified specialist workshop .
G
mbrace Inoperative
Oneor mor emain features of th embrace system are malfunctioning .
XVisitaqualified specialist workshop .
Collision Preven‐tionAssist Plu sCurrently Unavaila‐ble See Operator' sManual
COLLISION PREVENTION ASSIST PLU Sis temporarily no toperational.
Possibl ecauses are:
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 .
Rthesystem is outside th eoperating temperature range.
Rth eon-boar dvoltag eis to olow.
Whe nth ecauses state dabov eno longer apply, th edisplay message
disappears.
COLLISION PREVENTION ASSIST PLU Sis 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.
Collision Preven ‐tionAssist Plu sInoperative
COLLISION PREVENTION ASSIST PLU Sis temporarily inoperative due
to amalfunction .Adaptive Brake Assis tmay also hav efailed.
XVisit aqualified specialist workshop .
PRE-SAFE
Inoperative SeeOperator'sManual
Importan tfunction sof PRE-SAF E®havefailed. Al lother occupant
safet ysystems ,e.g. air bags ,remain available.
XVisit aqualified specialist workshop .
Display messages205
On-board computer and displays
Z

Display messagesPossible causes/consequences andMSolutions
PRE-SAFE
FunctionsCurrentlyLimitedSee Opera‐tor's Manual
PRE ‑S AF E®PLU Sor PRE‑SAFE®Brake is temporarily inoperative.
Possibl ecauses are:
Rfunction is impaire ddue to heav yrain or snow.
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 .
Rthesystem is outside th eoperating temperature range.
Rth eon-boar dvoltag eis to olow.
Whe nth ecauses state dabov eno longer apply, th edisplay message
disappears.
PRE ‑SAFE
®PLU Sand PRE ‑SAFE®Brake are 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.
PRE-SAFE
Functions Limite dSee Operator'sMan ‐ual
PRE ‑S AF E®PLU Sor PRE‑SAFE®Brake is unavailable due to amal-
function .BA SPLU Swit hCross-Traffic Assis tmay also hav efailed.
XVisit aqualified specialist workshop .
206Display messages
On-board computer and displays

Display messagesPossible causes/consequences andMSolutions
RadarSensorsDirtySee Operator' sMan ‐ual
At least on eof th efollowin gdrivin gsystems or drivin gsafet ysystems
is temporarily restricted or inoperative:
RCOLLISION PREVENTION ASSIST PLU S
RPRE-SAFE®Brake
RPRE-SAFE®PLUS
RActive Lan eKeepin gAssis t
RActive Blind Spot Assis t
RDISTRONICPLU Swit hSteering Assis tand Stop&Go Pilo t
If th eradar sensor system in fron tis dirty, Active Blind Spot Assis twill
no tperfor m acourse-correcting brak eapplication .
Possibl ecauses are:
Rth esensor sin th eradiato rtrim and/o rin th ebumpers are dirty
Rth efunction of th edrivin gsystem or drivin gsafet ysystem is
impaire ddue to heav yrain or snow
A warning tone also sounds.
Whe nth ecauses state dabov eno longer apply, th edisplay message
disappears. Al ldrivin gsystems or drivin gsafet ysystems are operative
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).
XSwitchoff th eengine.
XClean th esensor sin th efollowin glocation s (Ypage 267):
Rin theradiato rtrim
Rin th efron tbumper
Rin th erear bumper, particularly in th emiddle of th erear bumper
XRestart th eengine.
The display message disappears.
A
MalfunctionServic eRequired
GRiskof injur y
Cabriolet :th erol lbars are defective.
XVisit aqualified specialist workshop immediately.
6
SRSMalfunctionSer ‐viceRequired
The restrain tsystem is faulty. The 6warning lamp also lights up in
th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbe triggered .
There is an increased ris kof injury.
XVisit aqualified specialist workshop immediately.
Observ eth eadditional information on restrain tsystems (
Ypage 40).
Display messages207
On-board computer and displays
Z

Engine
Display messagesPossible causes/consequences andMSolutions
+
CheckCoolantLevelSee Operator's Man‐ual
The coolant level is too low.
!Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
XAdd coolant, observing the warning notes before doing so
(Ypage 259).
XIf you need to add coolant more often than usual, have the engine
coolant system checked at a qualified specialist workshop.
?The fan motor is faulty.
XAt coolant temperatures below 248 ‡(120 †), drive to the nearest
qualified specialist workshop.
XAvoid subjecting the engine to heavy loads, e.g. driving in moun-
tainous terrain, and stop-and-go traffic.
?
Coolant Too HotStop Vehicle TurnEngine Off
The coolant is too hot.
A warning tone also sounds.
GWARNING
Do not drive when your engine is overheated. This can cause some
fluids which may have leaked into the engine compartment to catch
fire.
Steam from the overheated engine can also cause serious burns which
can occur just by opening the hood.
There is a risk of injury.
XPull over and stop the vehicle safely and switch off the engine, pay- ing attention to road and traffic conditions.
XSecure the vehicle against rolling away (Ypage 144).
XWait until the engine has cooled down.
XMake sure that the air supply to the engine radiator is not blocked,e.g. by snow, slush or ice.
XDo not start the engine again until the display message goes out and
the coolant temperature is below 248 ‡ (120 †). Otherwise, the
engine could be damaged.
XPay attention to the coolant temperature display.
XIf the temperature increases again, visit a qualified specialist work-
shop immediately.
Under normal operating conditions and with the specified coolant
level, the coolant temperature may rise to 248 ‡ (120 †).
212Display messages
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

Display messagesPossible causes/consequences andMSolutions
Blind SpotAssistInoperativeorActiveBlind Spo tAssistInoperative
Blind Spot Assis tor Active Blind Spot Assis tis defective.
The yellow 9indicator lamp salso ligh tup in th eexterio rmirrors.
XVisit aqualified specialist workshop .
ParkAssistCanceledThe driver's door is open and th edriver's seat belt has no tbeen fas -
tened.
XRepeat th eparking process wit hth eseat belt fastene dand th e
driver's door closed .
You haveinadvertentl ytouched th emultifunction steering whee lwhile
steering intervention was active .
XWhilesteering intervention is active ,mak esur ethat th emultifunc-
tion steering whee lis no ttouched unintentionally.
The vehicl ehas started to skid and ES P®has intervened.
XUse Active Parking Assistagain later (Ypage 166).
ParkAssist Inoper ‐ativeYou havejus tcarrie dout alarg enumber of turnin gor parking maneu-
vers.
Active Parking Assis twill become available again after approximately
te nminute s (
Ypage 166).
XPull ove rand stop th evehicl esafely as soo nas possible, payin g
attention to roa dand traffic conditions.
XSwitc hoff and restar tth eengine.
If th emultifunction display still shows th edisplay message :
XVisitaqualified specialist workshop .
PARKTRONICis defective.
XVisit aqualified specialist workshop .
ParkAssistFinishedThe vehicl eis parked. Awarning tone also sounds.
The display message disappear sautomatically.
DISTRONIC PLU SOffDISTRONI CPLU Shas been deactivated.
If awarning tone also sounds, DISTRONI CPLU Shas deactivated auto -
matically (
Ypage 153)
DISTRONIC PLU SNowAvailableDISTRONI CPLU Sis operational again after having been temporarily
unavailable .You can no wreactivat eDISTRONI CPLU S (Ypage 153).
216Display messages
On-board computer and displays

Display messagesPossible causes/consequences andMSolutions
DISTRONIC PLUSCur ‐rently UnavailableSee Operator' sMan ‐ual
DISTRONI CPLU Sis temporarily inoperative.
Steering Assis tand Stop&Go Pilo tare temporarily inoperative.
Possibl ecauses are:
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 .
Rthesystem is outside th eoperating temperature range.
Rth eon-boar dvoltag eis to olow.
A warning tone also sounds.
Whe nth ecauses state dabov eno longer apply, th edisplay message
disappears.
DISTRONI CPLU Sis 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.
DISTRONICPLU SInop‐erativ eDISTRONI CPLU Sis defective.
The followin gmay hav ealso failed:
RBA SPLU Swit hCross-Traffic Assis t
RPRE-SAFE®Brake
RSteering Assis tand Stop&Go Pilo t
A warning tone also sounds.
XVisit aqualified specialist workshop .
DISTRONIC PLUSSus ‐pendedYou hav edepressed th eaccelerato rpedal .DISTRONI CPLU Sis no
longer controllin gth espeed of th evehicle.
XRemove your foo tfrom th eaccelerato rpedal .
DISTRONIC PLU S
- - -mph
An activation condition for DISTRONI CPLU Sis no tfulfilled .
XCheckth eactivation condition sfor DISTRONI CPLU S (Ypage 153).
Display messages217
On-board computer and displays
Z

Tires
Display messagesPossible causes/consequences andMSolutions
Correct
Tire Pressure
The tire pressure is too low in at least one of the tires, or the tire
pressure difference between the wheels is too great.
XCheck the tire pressures at the next opportunity (Ypage 291).
XIf necessary, correct the tire pressure.
XRestart the tire pressure monitor (Ypage 293).
Check
Tires
The tire pressure in one or more tires has dropped significantly. The
wheel position is shown in the multifunction display.
A warning tone also sounds.
GWARNING
Tire pressures that are too low pose the following hazards:
Rthey may burst, especially as the load and vehicle speed increase.
Rthey may wear excessively and/or unevenly, which may greatly
impair tire traction.
Rthe driving characteristics, as well as steering and braking, may be
greatly impaired.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.
XSecure the vehicle against rolling away (Ypage 144).
XCheck the tires and, if necessary, follow the instructions for a flat
tire (Ypage 270).
XCheck the tire pressure (Ypage 291).
XIf necessary, correct the tire pressure.
Warning
Tire Malfunction
The tire pressure in one or more tires has dropped suddenly. The wheel
position is shown in the multifunction display.
GWARNING
Driving with a flat tire poses a risk of the following hazards:
Ra flat tire affects the ability to steer or brake the vehicle.
Ryou could lose control of the vehicle.
Rcontinued driving with a flat tire will cause excessive heat build-up
and possibly a fire.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.
XSecure the vehicle against rolling away (Ypage 144).
XCheck the tires and, if necessary, follow the instructions for a flat
tire (Ypage 270).
Displa y messages219
On-board computer and displays
Z