Page 177 of 290

Display messages
Possible causes/consequences and
0050
0050Solutions 0049
Check Lef
tBrake
Check Lef tBrake
Lamp Lamp
or
Check Right Brake Check Right Brake
Lamp Lamp The lef
torright-hand brak eligh tLED sdon otligh tup.
X Visit aqualified specialist workshop. 0049
Check Lef
tTail
Check Lef tTail
Lamp Lamp
or
Check Right Tail Check Right Tail
Lamp Lamp The lef
torright-hand tai llamp LEDs do no tligh tup.
X Visit aqualified specialist workshop. 0049
Check Lef
tHigh
Check Lef tHigh
Beam Beam
or
Check Right High Check Right High
Beam Beam The lef
torright-hand low-beam headlamp does no tligh tup.
X Visit aqualified specialist workshop. 0049
Check Check
Left
LeftLicense
License
Plate Lamp
Plate Lamp
or
Check Right Check Right
Licens ePlate Lamp
Licens ePlate Lamp The lef
torright-hand license plat elamp does no tligh tup.
X Replac ethe bulb (Y page 101). 0049
Backup Light Backup Light Non
eoft heLEDs in th ebackup lamp ligh tup.
X Visit aqualified specialist workshop. 0049
Check Check
Left
LeftDaytime
Daytime
Runnin gLight
Runnin gLight
or
Check Right Day‐ Check Right Day‐
tim eR unnin gLight
tim eR unnin gLight The LEDs in th
eleftorr ight-hand daytime running lamp do no tlight
up. As aresult ,the correspondin gside/standin glamp has failed.
X Visit aqualified specialist workshop. Display
messages
175On-boardcomputer an ddisplays Z
Page 178 of 290

Display messages
Possible causes/consequences and
0050
0050Solutions 0049
Check Front Left Check Front Left
Sidemarke
rLamp
Sidemarke rLamp
or
Check Front Right Check Front Right
Sidemarke rLamp
Sidemarke rLamp The lef
torright fron tside marke rlamp is defective.
X Visit aqualified specialist workshop. 0049
Check Rea
rLeft
Check Rea rLeft
Sidemarke rLamp
Sidemarke rLamp
or
Check Rea rRight
Check Rea rRight
Sidemarke rLamp
Sidemarke rLamp The rear lef
torright side marke rlamp is defective.
X Visit aqualified specialist workshop. 0049
Check Front Left Check Front Left
Parkin
gLamp
Parkin gLamp
or
Check Front Right Check Front Right
Parkin gLamp
Parkin gLamp The fron
tleftorf rontright parkin gorstandin glamp is defective.
X Visit aqualified specialist workshop. 0049
Switch Off Lights Switch Off Lights The lights are still switched on when you leav
ethe vehicle. A
warnin gtonea lso sounds.
X Tur nthe ligh tswitch to 0058. 0049
Malfunction See Malfunction See
Operator'
sManual
Operator' sManual The exterio
rlighting is defective.
X Visit aqualified specialist workshop. 176
Display
messagesOn-boardcomputer an ddisplays
Page 179 of 290

Engine
Display messages
Possible causes/consequences and
0050
0050Solutions 00AC
Coolan
tLow Stop
Coolan tLow Stop
Vehicl eTurn
Vehicl eTurn
Engine Off Engine Off The coolant is to
ohot.Ina ddition ,the 00AC warning lamp in the
instrumen tcluste rlight supa ndaw arning tone sounds.
G WARNING
Do no tdrivew hen your engin eisoverheated. This can caus esome
fluids whic hmay have leaked int othe engin ecompartmen tto
catch fire.
Steam from th eoverheate denginec an also caus eserious burns
whic hcan occur jus tbyopening th ehood.
Ther eisar isk of injury.
X Pull ove rand stop th evehicle safely and switch off th eengine,
paying attentio ntoroad and traffic conditions.
X Secure th evehicle against rolling away (Y page 131).
X Wait until th eengineh as cooled down.
X Mak esure that th eair supply to th eradiator is no tblocked, e.g.
by snow, slush or ice.
X Wait until th edisplay message disappears before restartin gthe
engine. Otherwise, th eenginec oul dbed amaged.
X Pay attentio ntothecoolant temperatur edisplay.
X If th ecoolant temperatur eincreases again ,visi taq ualifie dspe-
cialis tworkshop immediately.
! If th
ecoolant temperatur eisover2 48 ‡(120 †), do not con-
tinue driving. The engine will otherwise be damaged. 00AC The fan motor is faulty.
X At coolant temperatures below 248 ‡(120 †), drive to the
nearest qualified specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g. driving in moun-
tainou sterrain, and stop-and-go traffic. Display messages
177On-board computer and displays Z
Page 192 of 290

Warning and indicator lamps in the instrument cluster
Braking
Problem
Possible causes/consequencesa
nd0050
0050Solutions 0027
(USA
only)
004D
(Can-
ada
only)
The red brake
syste
mwarning
lamp comes on
while the
engine is run-
ning. Awarning
tone also
sounds. There is not enoug
hbrake fluid in the brake fluid reservoir.
G WARNING
The braking effect may be impaired.
There is arisk of an accident.
X Pul lover and stop the vehicl esafely as soon as possible ,paying
attention to road and traffic conditions. Do not continue driving
unde rany circumstances.
X Secure the vehicl eagainst rolling away (Y page131).
X Do not add brake fluid. Adding more wil lnot remed ythe mal-
function.
X Consult aqualified specialist workshop.
X Observe the additiona ldisplaym essages in the multifunction
display. 0049
(USA
only)
0024
(Can-
ada
only)
The indicator
lamp for the
electric parking
brake flashes
and/or the yel-
low warning
lamp for the
electric parking
brake lights up. The electric parking brake is temporarily malfunctioning or defec-
tive.
G WARNING
In this condition, the vehicl eisonly of limited roadworthiness. This
can lea dtoana ccident.
X Observe the additiona ldisplaym essages in the multifunction
display. 190
Warning and indicator lamps in the instrument clusterOn-board computer and displays
Page 193 of 290

Seat belts
Problem
Possible causes/consequences and
0050
0050Solutions 0076
After starting
the engine, the
red seat belt
warning lamp
lights up for
6seconds. The seat belt warning lamp reminds the driver and front passenger
to fasten their seat belts.
X Fasten your seat belt (Y page 49).0076
After starting
the engine, the
red seat belt
warning lamp
lights up. In
addition, awarn-
ing tone sounds
for up to
6s econds. The driver's seat belt is not fastened.
X Fasten your seat belt (Y page 49).
The warning tone ceases. 0076
The red seat belt
warning lamp
lights up after
the engine
starts, as soon
as the driver's
door or the
front-passenger
door is closed. The driver or front passenger has not fastened their seat belt.
X Fasten your seat belt (Y page 49).
The warning lamp goes out. There are objectsont
he front-passenger seat.
X Remove the objectsf rom the front-passenger seat and stow
them in asecure place.
The warning lamp goes out. 0076
The red seat belt
warning lamp
flashes and an
intermittent
audible warning
sounds. The driver or front passenger has not fastened their seat belt. The
vehicle is being driven faster than 15 mph (25 km/h) or has briefly been driven faster than 15 mph (25 km/h).
X Fasten your seat belt (Y page 49).
The warning lamp goes out and the intermittenta udible warning
ceases. There are objectsont
he front-passenger seat. The vehicle is being
driven faster than 15 mph (25 km/h) or has briefly been driven
faster than 15 mph (25 km/h).
X Remove the objectsf rom the front-passenger seat and stow
them in asecure place.
The warning lamp goes out and the intermittenta udible warning
ceases. Warning and indicator lampsint
he instrument cluster
191On-board computer and displays Z
Page 197 of 290

Engine
Problem
Possible causes/consequences and
0050
0050Solutions 00B9
The yellow
CheckEngine
warning lamp
light supw hile
th ee ngineis
running. Ther
emay be amalfunction, for example:
R in th eenginem anagement
R in th efuel injection system
R in th eexhaust system
R in th eignition system
R in th efuel system
The emission limit values may be exceeded and th eenginem ay be
in emergency mode.
X Hav ethe vehicle checked as soon as possible at aqualified
specialist workshop.
i In som
estates, you must visi taqualifie dspecialist workshop
as soon as th eyellow check engin ewarning lamp light sup. This
is due to th elegal requirements in effect in these states. If in
doubt ,che ck whether suc hlegal regulations apply in th estate in
whic hyou are currently driving. 00B9
The yellow
CheckEngine
warning lamp
light supw hile
th ee ngineis
running. The
smoothness of
th eg ear change
is restricted. The sub geartrain with th
eodd gear shas failed .The transmission
is in emergency mode.
X Hav ethe vehicle checked as soon as possible at aqualified
specialist workshop. 00E4
The red engine
oil temperature
warning lamp
comes on while
thee ngineis
running. Awarn-
ing tone also
sounds. The engin
eoil temperatur ehas exceeded 28 4‡(140† ).
The engin eisnotbein gcooled sufficiently and may be damaged.
X Pull ove rand stop th evehicle safely and switch off th eengine,
paying attentio ntoroad and traffic conditions.
X Allo wthe engin etoc ooldown. Warning and indicator lamps in th
einstrumen tcluster
195On-boar dcomputer and displays Z
Page 198 of 290
Problem
Possible causes/consequences and
0050
0050Solutions 00E4
The red engine
oil temperature
warning lamp
comes on while
the engine is
running. The
engine oil tem-
perature is not
displayed. The engine control unit data transfer is malfunctioning.
X Visit aqualified specialist workshop. 00B5
The yellow
reserve fuel
warning lamp
lights up while
the engine is
running. The fuel level has dropped into the reserve range.
X Refuel at the nearest gas station. 00B5
The yellow
reserve fuel
warning lamp
flashes while the
engine is run-
ning. The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X Check that the fuel filler cap is correctly closed.
X If the fuel filler cap is not correctly closed: close the fuel filler
cap.
X If the fuel filler cap is closed: visitaqualified specialist work-
shop. 196
Warning and indicator lampsint
he instrument clusterOn-board computer and displays
Page 204 of 290

Features
Cup holder
Important safety notes !
Only use th
ecup holders for containers of
th er ight siz eand whic hhave lids. The
drinks could otherwise spill.
Cup holder in th ecenter console Example: Coupe
X Open th earmres t(Ypage 201).
Cup holders 0043are under th earmrest. Sun visors
Overview of sun visors G
WARNING
If th emirror cover of th evanit ymirror is folded
up when th evehicl eisinm otion,you could be
blinded by inciden tlight. Ther eisariskofan
accident.
Always keep th emirror cover folded down
while driving. Example: Coupe
0043
Mirror light
0044 Bracket
0087 Retaining strip, e.g. for aparking lot ticket
0085 Vanit ymirror
0083 Mirror cover
Vanit ymirror in thesun visor Mirror light
0043only function sifthesun visor
is clipped int obracket 0044and mirror cover 0083
has been folded up.
Glare from th eside Example: Coupe
X Fold down th esun visor.
X Pull th esun visor out of bracket 0044.
X Swin gthe sun visor to th eside.
X Slide th esun visor horizontally as desired. 202
FeaturesStowage and featu
res