engine MERCEDES-BENZ SLC-Class 2017 R172 Owners Manual
[x] Cancel search | Manufacturer: MERCEDES-BENZ, Model Year: 2017, Model line: SLC-Class, Model: MERCEDES-BENZ SLC-Class 2017 R172Pages: 294, PDF Size: 7.28 MB
Page 195 of 294
Display messagesPossible causes/consequences andMSolutions
LaneKeepin gAssistCurrently Unavaila‐ble See Operator' sManual
LaneKeepin gAssistisd eactivated and temporarily inoperative.
Possibl ecauses are:
Rthew indshield in th ecamera' sfield of vision is dirty
Rvisibilit yisimpaire ddue to heav yrain ,sno worf og
Rthere hav ebeen no lan emarking sfor an extended period
Rthel an em arking sare worn, dark or covered, e.g. by dir torsnow
Whe nthe causes state dabov enol onger apply, th edisplay message
disappears.
Lan eKeepin gAssistiso perational again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions.
XSecur ethe vehicl eagainst rollin gaway (Ypage 131).
XClean th ewindshield.
Lan eKeepin gAssistInoperativeLaneKeepin gAssistisf aulty.
XVisit aqualified specialist workshop .
Blind SpotAssistCurrently Unavaila‐ble See Operator' sManual
Blind Spot Assististemporarily inoperative.
Possibl ecauses are:
Rfunction is impaire ddue to heav yrain or snow
Rther adar sensor system is outside th eoperating temperature range
Rther adar sensor system is temporarily inoperative, e.g. due to elec -
tromagneti cradiation emitted by nearby TV or radi ostation sor
other source sofelectromagneti cradiation
The yellow 9indicator lamp salso ligh tupint heexterio rmirrors.
Whe nthe causes state dabov enol onger apply, th edisplay message
disappears.
Blind Spot Assis tisoperational again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions.
XSecur ethe vehicl eagainst rollin gaway (Ypage 131).
XClean th esensor s(Ypage 240).
XRestart th eengine.
Blind Spo tAssistInoperativeBlind Spot Assis tisfaulty.
The yellow 9indicator lamp salso ligh tupint heexterio rmirrors.
XVisit aqualified specialist workshop .
ParkingGuidanceInoperativeParking Guidance is malfunctioning (Ypage 152).
XRestart theengine.
If th emultifunction display still shows th edisplay message :
XVisitaqualified specialist workshop .
Display messages193
On-boardc omputer andd isplays
Z
Page 196 of 294
Display messagesPossible causes/consequences andMSolutions
ParkingGuidanceCanceledParking Guidance is deactivated.
Possibl ecauses are:
Rthev ehicl eiss kidding.
Rth es ensor sare dirty.
Ram alfunction has occurred .
Aw arning tone also sounds.
XReactivat eParking Guidance later (Ypage 152).
If th emultifunction display does no tsho wt he parking spac esymbol at
speeds belo w19mph (30 km/h):
XClean th esensor s(Ypage 240).
XRestart th eengine.
If th emultifunction display still does no tsho wt he parking spac esym-
bol at speeds belo w19mph (30 km/h):
XVisitaqualified specialist workshop .
Parking Guidance has been deactivated because you are no longer
followingthe recommended path.
XPark again and ,while doin gso, observ ethe display message sinthe
multifunction display.
Parkin gGuidanceFinishedThe vehicl eisparked. Awarning tone also sounds.
The display message disappear sautomatically.
Distance Pilot OffDistanc ePilotD ISTR ONICisd eactivated (Ypage 140).
If it was deactivated automatically, awarning tone also sounds.
Distance Pilot NowAvailableDistanc ePilotD ISTR ONICiso perational again after having been tem-
porarily unavailable .You can no wreactivat eDistance Pilot
DISTRONI C(
Ypage 140).
Distance Pilot Cur ‐rently UnavailableSee Operator'sMan‐ual
Distanc ePilotD ISTR ONICist emporarily inoperative.
Possibl ecauses are:
Rther adar sensor system is temporarily inoperative, e.g. due to elec -
tromagneti cradiation emitted by nearby TV or radi ostation sor
other source sofelectromagneti cradiation
Rthes ystem is outside th eoperating temperature range
Rtheo n-bo ardv oltag eistoolow.
Aw arning tone also sounds.
Whe nthe causes state dabov enol onger apply, th edisplay message
disappears.
Distanc ePilotD ISTR ONICiso perational again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions.
XSecur ethe vehicl eagainst rollin gaway (Ypage 131).
XRestart th eengine.
194Display messages
On-boardc omputer andd isplays
Page 200 of 294
Display messagesPossible causes/consequences andMSolutions
TirePressure Moni‐tor Inoperative NoWheel Sensor s
The wheels mounte ddonothav eas uitable tire pressur esensor .The
tire pressur emonitor is deactivated.
XMoun twheels wit hsuitable tire pressur esensors.
The tire pressur emonitor is activated automatically after drivin gfor
af ew minutes.
Tir ePress.Monito rInoperativeThe tire pressur emonitor is faulty.
XVisit aqualified specialist workshop .
Vehicle
Display messagesPossible causes/consequences and MSolutions
Shiftto'P'or'N'to Start EngineYou haveattempte dtostart th eenginew itht he transmission in posi-
tion Ror D.
XShift th etransmission to position Por N.
Apply Brake toShift fro m'P'You hav eattempte dtomovet he transmission selector lever to posi-
tion D,Ror Nwithout depressing th ebrak epedal .
XDepress th ebrak epedal .
To Shift out of PorN,DepressBrakeand Start Engine
Withthe engin eswitched off ,you hav eattempte dtoshift th etrans -
mission out of position Por Nint oa nother transmission position .
XDepress thebrak epedal .
XStart th eengine.
Ris kofR ollingAwayVehicl eNotin'P'
The driver's door is no tfully closed and th etransmission is in position
R ,N or D.
Aw arning tone also sounds.
GWARNIN G
The vehicl emay rol laway.
There is ariskofana ccident.
XWhenparking th evehicle, shift th etransmission to position P.
OnlyShift to 'P'whenVehicl eisSta‐tionar y
The vehicl eismoving.
XPull ove rand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions.
XShift th etransmission to position P.
Apply Brake toSelectRYou attempte dtoshift from position Dto position R.
XDepress th ebrak epedal .
XShift th etransmission to position R.
198Display messages
On-boardc omputer andd isplays
Page 201 of 294
Display messagesPossible causes/consequences andMSolutions
ServiceRequiredDoNot Shift GearsVisit Dealer
You canno tchang et he transmission position due to amalfunction .
Aw arning tone also sounds.
If transmission position Dis selected:
XDrive to aqualified specialist workshop without shifting th etrans -
mission from position D.
If transmission position R,N or Pis selected:
XNotify aqualified specialist workshop or breakdown service.
ReversingNotPossi‐bleServic eRequiredYou canno tshift int othe transmission position Rdue to amalfunction .
The transmission position sP,N or Dcontinu etobea vailable.
Aw arning tone also sounds.
XVisit aqualified specialist workshop .
Transmission Mal‐function StopAmalfunction has occurred in th emechanical transmission compo -
nents.
Aw arning tone also sounds. The gearbox automatically shift stoposi-
tion N.
XPull ove rand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions.
XShift th etransmission to position P.
XSecurethe vehicl eagainst rollin gaway (Ypage 131).
XNotify aqualified specialist workshop or breakdown service.
Sto pVehicl eLeaveEngineRunnin gWaitTransmission Cool‐ing
The transmission has overheated. Pullin gaway can be temporarily
impaire dornotpossible.
XPull ove rand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions. Do no tcontinue driving
under any circumstances.
XWait until th edisplay message disappear sbefore pullin gaway.
Auxiliary Batter yMalfunctionThe auxiliary battery for th eautomatic transmission is no longer bein g
charged.
XVisit aqualified specialist workshop at th enexto pportunity.
XUnti lthen, set th etransmission to position Pbefore you switch off
th ee ngine.
XBefor eleaving th evehicle, apply th eelectric parking brake.
NThe trunk lid is open .
XClosethe trunk lid.
Display messages199
On-boardc omputer andd isplays
Z
Page 203 of 294
Display messagesPossible causes/consequences andMSolutions
K
Open/CloseVario-RoofCompletel y
The roofisnotlocked.
XPull ove rand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions.
XPush or pull and hold th eroofswitch until th eroofisf ullyo pen or
closed (Ypage 76) .
K
Start Engine SeeOperator' sManual
The on-boar dvoltag eistoolow.
XStart th eengine.
XAfte rapproximately te nseconds, repeat th eopening or closin g
procedure (Ypage 76).
The roofhas been opened and closed several times in arow .The roo f
drive has been switched off automatically for safet yreasons.
You can open and close th eroofa gain after approximately te n
minutes.
XSwitc hoff th eignition and tur nitbacko n.
XRepeat th eopening or closin gprocedure (Ypage 76).
CloseRearSideWin‐dowsYou leav ethe vehicl eand at least on erear side window is open .
XClosethe side windows (Ypage 73).
¥
Check Washer Fluid
The washer flui dlevel in th ewasher flui dreservoir has dropped belo w
th em inimum .
XAddw asher flui d(Ypage 234).
Wiper Malfunction‐ingThe windshield wiper sare malfunctioning .
XVisitaqualified specialist workshop .
Hazard WarningFlashers Malfunc‐tioning
The hazard warning lamp sare faulty.
XVisit aqualified specialist workshop .
SmartKey
Display messagesPossible causes/consequences and MSolutions
Â
KeyDoesNotBelongto Vehicl e
You haveput th ewrong SmartKey in th eignition lock.
XUse th ecorrect SmartKey.
Â
TakeYourK ey fro mIgnition
The SmartKey is in th eignition lock.
XRemove th eSmartKey.
Â
Obtain aNew Key
The SmartKey needs to be replaced.
XVisit aqualified specialist workshop .
Display messages201
On-boardc omputer andd isplays
Z
Page 204 of 294
Display messagesPossible causes/consequences andMSolutions
Â
ReplaceKey Batter y
The SmartKey battery is discharged.
XChange thebattery (Ypage 66) .
Â
Don't Forget You rKey
The SmartKey is notintheignition lock. You hav eopened th edriver's
door wit hthe engin eswitched off .
The multifunction display shows th edisplay message amaximum of
60 seconds and is simply areminder.
XTak ethe SmartKey wit hyou when you leav ethe vehicle.
Â
Key Not Detected(redd isplay message )
The SmartKey is no tinthevehicle.
Aw arning tone also sounds.
If th eengineiss witched off ,you can no longer loc kthe vehicl ecen-
trally or start th eengine.
XPull ove rand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions.
XSecur ethe vehicl eagainst rollin gaway (Ypage 131).
XLocate th eSmartKey.
XPress aon thesteering whee ltoc onfir mthedisplay message .
Becausethe re is interferenc efromas tron gs ource of radi owaves, th e
SmartKey is no tdetecte dwhilstthe engin eisrunning.
Aw arning tone also sounds.
XPull ove rand stop th evehicl esafely as soo naspossible, payin g
attention to roa dand traffic conditions.
XSecur ethe vehicl eagainst rollin gaway (Ypage 131).
XInser tthe SmartKey int othe ignition loc kand bring int okeymode.
Â
Key Not Detected(whit edisplay message )
The SmartKey is currentl yundetected.
XChange th elocation of th eSmartKey in th evehicle.
If th eSmartKey still canno tbedetected:
XInsertthe SmartKey int othe ignition loc kand tur nittot hedesire d
position .
Â
Remove 'Start 'But‐ton and Insert Key
The SmartKey is continually undetected.
KEYLESS-GO is temporarily malfunctioning or is defective. Awarning
tone also sounds.
XInser tthe SmartKey int othe ignition loc kand tur nittot hedesire d
position .
XVisitaqualified specialist workshop .
Warning and indicat orlamps
Gene raln otes
Some systems carry out aself-diagnosis when th eignition is switched on .Therefore ,som eindicator
and warning lamp smay ligh tuporf lashtem porarily. This behavio risnon-criti cal.These indicator
202Warning andi ndicator lamps
On-board computera nd displays
Page 205 of 294
and warning lamps only indicateamalfunctio niftheylight up or flas hafter starting th eengine or
whilst driving.
Safety
Seat belts
Warning/
indicator
lampNSignalt ype
Possible causes/consequences and M
Solutions
üNAfte rstarting th eengine ,the red seat belt warning lamp lightsupf or6s econds.
The seat belt warning lamp remind sthe driver and frontp assenger to fasten their
seat belts.
XFaste nyour seat belt (Ypage 40).
üNAfte rstarting th eengine ,the red seat belt warning lamp lightsu p. In addition,a
warning tone sounds for up to 6seconds.
The driver'ss eat belt is notfastened.
XFaste nyour seat belt (Ypage 40).
The warning tone ceases.
üN The red seat belt warning lamp lightsupa fter theengine starts, as soon as the
driver'sort hefront-passenger door is closed.
The driver or frontp assenger has notfastene dtheir seat belt.
XFaste nyour seat belt (Ypage 40).
The warning lamp goes out.
Therea re object sonthefront-passenger seat.
XRemovet heobject sfromt hefront-passenger seat and stow them in asecure
place.
The warning lamp goes out.
üN The red seat belt warning lamp flashes and an intermittent audible warning
sounds.
The driver or frontp assenger has notfastene dtheir seat belt.T he vehicle is being
driven faster than 15 mph (25 km/h)or has briefly been driven faster than 15 mph
(25 km/h).
XFasten your seat belt (Ypage 40).
The warning lamp goes out and the intermitten twarning tone ceases.
There are object sonthe front-passenger seat. The vehicle is being driven faster
than 15 mph (2 5km/ h)or has briefly been driven faster than 15 mph (2 5km/ h).
XRemove th eobjects from th efront-pa ssenger seat and stow them in asecure
place.
The warning lamp goes out and th eintermittent warning tone ceases .
Warning and indicator lamps203
On-boardcomputer and displays
Z
Page 206 of 294
Safety systems
Warning/
indicator
lampNSignal type
Possible causes/consequences and M
Solutions
$JN$ (USA only) or J(Canada only): the red brake system warning lamp is
lit while the engine is running. Awarning tone also sounds.
GWARNING
There is not enough brake fluid in the brake fluid reservoir.
The braking effect may be impaired.
There is arisk of an accident.
XPull over and stop the vehicle safely as soon as possible, paying attention to road
and traffic conditions. Do not continue driving under any circumstances.
XSecure the vehicle against rolling away (Ypage 131).
XDo not add brake fluid. Adding more will not correct the malfunction.
XConsult aqualified specialist workshop.
XObserve the additional display messages in the multifunction display.
$NUSA only: the red brake system warning lamp is lit while the engine is running.
The multifunction display also shows adisplay message with the #symbol.
The brake pads/linings have reached their wear limit.
XVisit aqualified specialist workshop.
!NThe yellow ABS warning lamp is lit while the engine is running.
ABS (anti-lock braking system) is malfunctioning.
If there is an additional warning tone, the EBD (electronic brake force distribution)
is malfunctioning.
Other driving systems and driving safety systems may also malfunction.
GWARNING
The brake system continues to function normally, but without the functions listed
above. The front and rear wheels could therefore lock if you brake hard, for exam-
ple.
The steerability and braking characteristics may be severely affected. The braking
distance in an emergency braking situation can increase.
If ESP
®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XObserve the additional display messages in the multifunction display.
XDrive on carefully.
XVisit aqualified specialist workshop immediately.
If the ABS control unit is faulty, there is also apossibility that other systems, such
as the navigation system or the automatic transmission, will not be available.
204Warning and indicator lamps
On-board computer and displays
Page 207 of 294
Warning/
indicator
lampNSignal type
Possiblec auses/consequences and M
Solutions
$J
֌
!N$ (USA only), J(Canada only): the red brake warning lamp and the yellow
ESP®,E SP®OFF and ABS warning lamp sare lit while the engine is running.
ABS and ESP®are malfunctioning.
Other driving systems and driving safety systems may als omalfunction.
GWARNING
The brake system continues to function normally, but without the functions listed
above. The front and rear wheels coul dtherefore lock if you brake hard ,for exam-
ple.
The steerability and braking characteristics may be severely affected. The braking
distance in an emergency braking situation can increase.
If ESP
®is not operational ,ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XObserve the additiona ldisplay messages in the multifunction display.
XDrive on carefully.
XVisi taq ualified specialist worksho pimmediately.
÷N The yellow ESP®warning lamp flashes while the vehicleisinm otion.
ESP®or traction control has intervened because there is arisk of skidding or at
least one whee lhas started to spin.
Cruise control or Distance Pilot DISTRONIC is deactivated.
XWhen pulling away, only depress the accelerator pedalasf ar as necessary.
XEase off the accelerator pedalwhile the vehicleisinmotion.
XAdapt yourdriving style to sui tthe road and weather conditions.
XDo not deactivate ESP®.
In rare cases (
Ypag e60) it may be best to deactivate ESP®.
Observe the important safety notes on ESP®(Ypag e58).
÷åNThe yellow ESP®and ESP®OFF warning lamp sare lit while the engine is running.
ESP®is malfunctioning.
Other driving systems and driving safety systems may als omalfunction.
GWARNING
The brake system continues to function normally, but without the functions listed
above.
The braking distance in an emergency braking situation can thus increase.
If ESP
®is not operational ,ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XObserve the additiona ldisplay messages in the multifunction display.
XDrive on carefully.
XVisi taq ualified specialist worksho pimmediately.
Warning and indicator lamps205
On-board computer and displays
Z
Page 208 of 294
Warning/
indicator
lampNSignal type
Possiblec auses/consequences and M
Solutions
åNThe yellow ESP®OFF warning lamp is lit while the engine is running or the ECO
start/stop function is activated.
ESP
®is deactivated.
GWARNING
If ESP
®is switched off, ESP®is unable to stabilize the vehicle.
Further driving systems or driving safety systems are thus restricted.
There is an increased risk of skidding and an accident.
XReactivate ESP®.
In rare cases (
Ypag e60) it may be best to deactivate ESP®.
Observe the important safety notes on ESP®(Ypag e58).
XAdapt you rdriving style to sui tthe road and weather conditions.
If ESP
®cannot be activated:
XDrive on carefully.
XHave ESP®checked at aqualified specialist workshop.
MNMercedes-Benz SLC 43 AMG only:
The yellow SPORT handling mode warning lamp is lit while the engine is running.
SPORT handling mode is activated.
GWARNING
When SPORT handling mode is switched on, ESP
®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XOnly switch to SPORT handling mode in accordance with the conditions descri-
bed in the "Activating/deactivating ESP" section (Ypag e60).
F!NF (USA only), !(Canada only): the red indicator lamp for the electric
parking brake flashes or is lit and/or the yellow warning lamp for the electric
parking brake is lit.
XObserve the additiona ldisplay messages in the multifunction display.
6N The red restraint system warning lamp is lit while the engine is running.
The restraint system is malfunctioning.
GWARNING
The air bag sorEmergency Tensioning Devices may either be triggere duninten-
tionally or, in the event of an accident, may not be triggered.
There is an increased risk of injury.
XObserve the additiona ldisplay messages in the multifunction display.
XDrive on carefully.
XContact aqualified specialist worksho pand have the restraint system checked.
For further information about the restraint system, see (
Ypag e37).
206Warning and indicator lamps
On-board computer and displays