MERCEDES-BENZ S-CLASS COUPE 2018 Owner's Manual

Displaymessages
Possible causes/consequences and MSolutions
F
(USA only)
!
(Canada only)
Turn On the Ignition to
Release the Parking Brake *
The redF (USA only) or !(Canada only) indicator lamp is lit.
Yo u ha veattem ptedto release the electric parking brake with the ignition switched off.
#Switch on the ignition.
F
(USA only)
!
(Canada only)
Please Release Parking
Brake *
The redF (USA only) or !(Canada only) indicator lamp flashes.
The electric parking brake is applied while driving:
RA condition for au tomatic release of the electric parking brake is not fulfilled .
RYo u are per form ing emer gency braking using the electric parking brake .
#Check that the conditions for au tomatic release of the electric parking brake are fulfilled.
#Re lease the electric parking brake manually.
Display messages and warning/indicator lamps 409

Displaymessages
Possible causes/consequences and MSolutions
F
(USA only)
!
(Canada only)
Parking Brake See Opera-
tor's Manual *
The yellow ! indicator lamp is lit. The elect ric park ing brake is malfunctioning.
To appl y:
#Switch off the ignition and turn it back on.
#Apply the electric parking brake manually .
If it is not possible toapply the electric parking brake:
#Visit a qualified specialist workshop.
#Where necessar y,also safeguard the par kedve hicle against rolling away.
The yellow ! andthere d F (USA only) or !(Canada only) indicator lamps are lit. The elect ric park ing
brake is malfunctioning.
To release:
#Swit choff the ignition and turn it back on.
#Re lease the electric parking brake manually .
or
#Re lease the electric parking brake automatically .
If it is still not possible torelease the electric parking brake:
#Do not continue driving under any circums tances. Consult a qualified specialist workshop.
The yellow ! indicator lamp is lit and there dF (USA only) or !(Canada only) indicator lamp is flashing.
The electric parking brake is malfunctioning.
The electric parking brake could not be applied or released.
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Displ aymessage s andwarning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
#Switch offthe ignition and turn it back on.
To appl y:
#Release and then apply the electric parking brake manually .
To release:
#Apply and then release the electric parking brake manuall y.
If th e electric parking brake cannot be applied orthere dF (USA only) or !(Canada only) indicator lamp
continues toflash:
#Do not continue driving under any circum stances. Consult a qualified specialist workshop.
#Where necessar y,also safeguard the par kedve hicle against rolling away.
The yellow indicator lamp !is on and there dF indicator lamp (USA only) or !(Canada only) indicator
lamp flashes for app roxima tely ten seconds af terth e electric parking brake has been applied or released. It then
re mains lit or goes out. The electric parking brake is malfunctioning.
If th e batte rycharge leve l is too lo w:
#Char gethe batter y.
To appl y:
#Switch the ignition off.
The electric parking brake is applied automaticall y.
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1

Displaymessages
Possible causes/consequences and MSolutions
If th e electric parking brake should not be applied, lea vethe ignition switched on, e.g. when washing theve hicle in
an automatic car wash or when having theve hicle towe d. Do not do this when having theve hicle towe d with the
re ar axle raised.
If th e electric parking brake is not applied automatically:
#Switch off the ignition and turn it back on.
#Re lease and then apply the electric parking brake manually .
If it is still not possible toapply the electric parking brake:
#Visit a qualified specialist workshop.
#Where necessar y,also safeguard the par kedve hicle against rolling away.
To release:
#Ifth e conditions for au tomatic release are fulfilled and the electric parking brake is not released automaticall y,
re lease the electric parking brake manually .
If it is still not possible torelease the electric parking brake:
#Do not continue driving under any circums tances. Consult a qualified specialist workshop.
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Displ aymessage s andwarning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
$
(USA only)
J
(Canada only)
Check Brake Fluid Level*T
here is not enough brake fluid inthe brake fluid reser voir.
&
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid leve l is too lo w,the braking ef fect and the braking characteristics may be impaired.
#Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
Do not continue driving under any circums tances.
#Consult a qualified specialist workshop.
Do not add brake fluid.
#Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances.
#Consult a qualified specialist workshop.
Do not add brake fluid.
#
Check Brake Pad Wear *T
he brake pads ha vereached thewe ar limit.
#Visit a qualified specialist workshop.
G
Inoperative *O
ne or more of the mbrace sy stem's main features are malfunctioning.
#Vi sit a qualified specialist workshop.
Display messages and warning/indicator lamps 41
3

Displaymessages
Possible causes/consequences and MSolutions
Active Brake Assist Func-
tions Currently Limited See
Operator's Manual *
Ve hicles with the Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE
®PLUS are temp orarily una vailable or only partially available.
Ve hicles without the Driving Assistance pa ckage: Active Brake Assi stistemp orarily una vailable.
The ambient conditions are outside the sy stem limitations .
#Drive on.
As soon as the ambient conditions are within the sy stem limitations, the sy stem will become available again.
#Ifth e display message does not disappear, stop theve hicle while paying attention toroad and traf fic conditions
and restart the engine.
Active Brake Assist Func-
tions Limited See Opera-
tor's Manual *
Ve hicles with Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE
®PLUS is malfunctioning.
Ve hicles without the Driving Assistance Package: Active Brake Assi stis malfunctioning.
#Visit a qualified specialist workshop.
PRE-SAFE Inoperative See
Operator's Manual *
PRE‑SAFE
®functions are malfunctioning.
#Visit a qualified specialist workshop.
Mercedes me connect
Services Limited See Oper-
ator's Manual *S
ervice limited.
At least one of the mbrace sy stem's main features is malfunctioning.
#Observ eth e no tes on the diagnostics connection .
#Visit a qualified specialist workshop.
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Displ aymessage s andwarning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
Radar Sensors Dirty See
Operator's Manual *T
heradar sensor sy stem is malfunctioning. Possible causes are:
Rsoiling of the sensors
Rheavy rain
Rex tended country driving wi thout other traf fic, e.g. in the desert
Driving sy stems and driving saf etysy stems may be malfunctioning or temp orarily una vailable.
Once the cause of the problem is no longer present, the driving sy stems and driving saf etysy stems will be available
again.
If th e display message does not disappear:
#Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
#Clean all sensors .
#Restart the engine.
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5

Displaymessages
Possible causes/consequences and MSolutions
6
SRS Malfunction Service
Required*T
herestra int sy stem is defective .
&
WARNING Risk of injury orfata l injury due toa malfunction in there stra int sy stem
If th ere stra int sy stem is malfunctioning, restra int sy stem components may be triggered unintentionally or
might not be triggered at all in theeve nt of an accident. This may af fect the Emer gency Tensioning Device or
airbag, forex ample.
#Ha ve there stra int sy stem checked and repaired immediately at a qualified specialist workshop.
De tection of a restra int sy stem malfunction:
RThe 6 restra int sy stem warning lamp does not light up when the ignition is switched on.
RThe 6 restra int sy stem warning lamp lights up continuously or repeatedly during a journe y.
#Visit a qualified specialist workshop immediatel y.
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Displ aymessage s andwarning/indicator lamps

Displaymessages
Possible causes/consequences and MSolutions
Front Passenger Airbag
Enabled See Operator's
Manual *T
he front passenger air bag and knee air bags are enabled during the journey:
Reve n when a child, a small adult or an object weighing less than the sy stem weight thre shold is located on the
front passenger seat
Reve n when the front passenger seat is not occupied
The sy stem may de tect objects or forc es applying additional weight on the seat.
&
WARNING Risk of injury orfata l injury when using a child restra int sy stem while the front passenger air bag
is enabled
If yo u secure a child in a child restra int sy stem on the front passenger seat and the front passenger air bag is
enabled, the front passenger air bag can deploy in theev ent of an accident.
The child could be stru ck bythe air bag.
#Ensure, bo thbefore and during the journe y,that thest atus of the front passenger air bag is cor rect.
NEVER use a rear wa rdfacing child restra int on a seat pr otected byan ACTIVE FRONT AIR BAG; DE ATH or SERI‐
OUS INJU RYtotheCH ILD can occur.
#Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
#Check thest atus of the automatic front passenger air bag shutoff .
#If necessar y,consult a qualified specialist workshop immediatel y.
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7

Displaymessages
Possible causes/consequences and MSolutions
Front Passenger Airbag Dis-
abled See Operator's Man-
ual *T
he front passenger air bag and the knee air bag are deactivated, eventh ough an adult or a person with a build
cor responding tothat of an adult is seated on the front passenger seat. If additional forc es are applied tothe seat,
th ewe ight the sy stem de tects may be too lo w.
&
WARNING Risk of injury orfata l injury due toa disabled front passenger airbag
If th e front passenger airbag is disabled, the front passenger airbag will not be deplo yed in theev ent of an acci‐
dent and cann otper form its intended pr otective function.
A person in the front passenger seat could then, forex ample, come into con tact wi th theve hicle's interior,
especially if the person is sitting too close tothe cockpit.
#Make sure, bo thbefore and during the journe y,that thest atus of the front passenger airbag is cor rect.
#Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
#Check thest atus of the automatic front passenger air bag shutoff .
#If necessar y,consult a qualified specialist workshop immediatel y.
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Displ aymessage s andwarning/indicator lamps