Page 234 of 333
Displa
ymessages Possible causes/consequences and
M Solutions
P Se
lect
Par k( P) While the HOLD functio
norDISTRONIC PLUSisa ctive, you
have:
R opened the driver's door and releasedthe sea tbelt or
R switched off the engin eor
R opened the bonnet
At one ma yalso sound at regular intervals. The ton ebecomes
louder if you attempt to lock the vehicle.
You can notstart the engine.
X Shift the transmission to position P.
You can restart the engine. Auxiliary
battery malfunc‐
tion The auxiliary battery for the automatic transmission is no lon-
ger being charged.
X
Visit aqualified specialist workshop. N The boot lid is open.
X
Close the boot lid. M G
Risk of accident
The bonnet is open. Awarning ton ealso sounds.
X Pull ove rand sto pthe vehicle safel yassoonasp ossible,
paying attention to roa dand traffic conditions.
X Engag ethe parkin gbrake.
X Close th ebonnet.
If the active bonnet (pedestrian protection) has been trig-
gered:
X Reset the bonnet (Y page 258).
X Close the bonnet. Active
bonnet malfunc‐
tion See
Owner's
Manual The active bonnet (pedestrian protection) is not active due to
am
alfunction.
X Visit aqualified special istworkshop. C At least one door is open.
Awarning ton ealso sounds.
X Close all doors. Display messages
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Page 239 of 333
Warnin
gand indicator lamps in th einstrument cluster Applying th
ebrakes Problem Possible causes/consequence
sand M Solutions
J
The red brak
esystem
warning lamp comes on
while the vehicl eis
moving .Awarning tone
also so unds. Yo
ua re driving wit hthe parking brake enga ged.
X Releas ethe parking brake.
The warning lamp goes out and the warning ton eceases. J
The red brak
esystem
warning lamp comes on
while the engine is run-
ning. Awarning tone
also so unds. G
Risk of accident
There is insufficient brake fluid in the fluid reservoir.
X Pul lover and stop th evehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driv ing
unde rany circumstances.
X Engag ethe parking brake.
X Consult aqualified specialist worksho pimmediatel y.
X Obser ve theadditional display messages in the multifunction
display.
Do not top up the brak efluid. This wil lnot rectif ythe prob lem. Seat be
lt Problem Possible causes/consequence
sand M Solutions
7
The red seat belt warn-
ing lamp lights up for
six seconds after the
engine starts
39
. The seat belt warning lamp reminds the driver and fron
tpassenger
to fasten their seat belts.
X Fasten your seat belt (Y page 40).7
Af
ters tarting the
engine ,the red seat
belt warnin glamp lights
up. In addition, awarn-
ing tone sounds for up
to 6s econds. 39 G
Risk of inju
ry
The driver' sseat belt is not fastened.
X Fasten your seat belt (Y page 40).
The warning ton eceases. 39
Only for cer tain countries. 236
Warnin
gand indicator lam psin th einstrument clusterOn-boa rdcomputer and displays
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Page 240 of 333
Problem Possible causes/consequences and
M Solutions
7
The red seat belt warn-
ing lam
plights up after
the engine starts, as
soon as the driver's or
the front-passenger
door is closed. G
Risk of injury
The driver or front passenger has not fastened their seat belt.
X Fasten your seat belt (Y page 40).
The warnin glamp goes out. G
Risk of injury
There are objects on the front-passenger seat.
X Remove the objects from the front-passenger seat and stow
them in asecur eplace.
The warnin glamp goes out. 7
The red seat belt warn-
ing lamp flashes and an
intermitten
taudible
warning sounds. G
Ris
kofi njury
The driver or fron tpassenger has not fastened their seat belt. At
th es am etime, yo uare dr ivingfaster than25k m/h or have briefly
driven faster than 25 km/h.
X Fasten your seat belt (Y page 40).
Th ew arning lamp goes out and the intermittent audible warning
ceases. G
Risk of injury
There are objects on the front-passenger seat. At the same time,
you are driving faster than 25 km/h or have briefly driven faster
than 25 km/h.
X Remove the objects from the front-passenger seat and stow
them in asecur eplace.
The warnin glamp goes out and the intermittent audible warning
ceases. Warnin
gand indicator lam psin th einstru ment cluster
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Page 243 of 333
Problem Possible causes/consequences and
M Solutions
äå
The yellow ESP
®
and
ESP ®
OFF warning
lamps ar elit while the
engine is running. G
Risk of accident
ESP ®
,B AS ,BAS PLUS, PRE-SAFE ®
,P RE-SAFE ®
Brake, the HOLD
function, hill start assist, the adaptive brake lights and ESP ®
trailer
stabilisatio nare not availabl edue to amalfunction .ESP ®
will not
stabilise the vehicl eifitstarts to skid or if awheel starts to spin.
The brake system con tinues to function normally, but without the
functions listed above.
ATTENTION ASSIST is deactivated.
X Observe the additional displa ymessages in the multifunction
display.
X Drive on carefully.
X Visit aqualified specialist workshop. 6
The red SRS warning
lamp is lit while the
engine is running.
G
Risk of injury
The restraint systems are malfunctioning. The airbags or belt ten-
sioners may either be triggered unintentionally or, in the event of
an accident, not be triggered at all.
X Drive on carefully.
X Visit aqualified specialist worksho pimmediately. Engine
Problem Possible causes/consequence
sand M Solutions
;
The yellow engine diag-
nostic
swarning lamp
lights up while the
engine is running. There may be
afault, for example:
R in the engine management
R in the fuel injection system
R in the exhaust system
R in the ignition system (for vehicles with petrol engines)
The emissio nlimit values may be exceeded and the engine can
run in emergenc ymode.
X Hav ethe vehicle chec kedass oon as possible at aqualified
specialist workshop. ;
The yellow engine diag-
nostics warning lamp
lights up while the
engine is running.
Vehicles with
adiesel engine: the fuel tank has been run com-
pletely dry and the engine will not start. There is air in the fuel
system (Y page 152). 240
Warning and indicator lamp
sinthe instrument clusterOn-board computer and displays
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Page 250 of 333
X
Fold rea rseat back rest ; forwards.
X Move the driver's or front-passenger seat
bac kifn ecessary.
Folding the rea rseat backrest back X
Move the driver's or front-passenger seat
forwar difnecessary.
! Make sure that the seat belt does not
becom etrappe dwhen folding the rea rseat
back rest back. Otherwise, it could be dam-
aged.
X Fold rea rseat back rest : bac kuntil it
engages. G
Risk of injury
Make sure that the rear seat backrest is cor-
rectly engaged. Othe rwise, vehicle occupants
could be injured by objects being thrown
around if you:
R brake sharply
R change direction suddenly
R are involved in an accident
If the rear seat backrest is not engaged, this
will be shown in the multifunction display in
the instrument cluster.
i You should always engage the rear seat
backrests if you do not need the through-
loading feature. This will preven tunauthor-
ised access to the boot from the vehicle
interior.
X Mov ethe driver' sorfront-passenger se at
back if necessary. Securin
gaload
Lashing eyelets G
Ris
kofi njury
Distribut ethe load on thelashing eyelets
evenly.
Otherwise, vehicle occupant scould be
injure dbyo bjectsbein gthrown ar oundify ou:
R bra kesharply
R change directio nsuddenly
R are involved in an accident
Please observ ethe loading guidelines.
Observ ethe following notes on securing
loads:
R secur ethe load using the la shingeyelets.
R do not use elasti cstraps or nets to secure
al oad, as these ar eonly intended as an
anti-slip protection for light loads.
R do not route lashing materials across sharp
edges or corners.
R pad sharp edges for protection.
The are four lashing eyelets in the boo tonthe
Coupé and two lashin geyelets in the boo tsill
on the Cabriolet. Example: Coupé
X
Coupé: fold up lashing eyelets :next to
the rear seat backrest and push them
through the slits in the carpet. Stowage areas
247Loading, stowin gand features
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Page 273 of 333
i
Notethat regular car eisessential to
ensure that the appearanc eand comfort of
the covers is retaine dover time.
Cl eaning the seat belts X
Use clean, lukewarm water and soa psolu-
tion.
! Do not clea nthe seat belts usin gchemical
cleanin gagents. Do not dry the seatbelts
at temperatures abov e80† or by exposing
them to direc tsunlight. 270
CareMain
tenance and ca re
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