Page 427 of 482
Safety sy stems
Wa rning/indicator lamp
Possible causes/consequences and MSolutions
é
RBSwarning lamp (USA/
CND) The
yellow RBS warning lamp is lit while the engine is running.
&
WARNING Risk of an accident due toa brake sy stem malfunction
If th e brake sy stem is malfunctioning, braking characteristics may be impaired.
#Drive on carefull y.
#Have the brake sy stem checked immediately at a qualified specialist workshop.
#Ad just your speed and continue todrive carefull y,leaving a suitable dis tance totheve hicle in front.
#Ifth e multifunction display sho wsa display message, please observ eth is.
#Visit a qualified specialist workshop.
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Warning/indicator lamp
Possible causes/consequences and MSolutions
$
Brakewarning lamp (USA)
J
Brakes warning lamp (Can‐
ada) The
red brake sy stem warning lamp is lit while the engine is running.
Po ssible causes are:
RThe brake forc e boosting is malfunctioning and the braking characteristics may be af fected.
RThere is not enough brake fluid inthe brake fluid reser voir.
&
WARNING Thereis arisk of an accident if brake forc e boosting is malfunctioning
If brake forc e boosting is malfunctioning, the wheels may lock when braking. Braking characteristics may be
impaired. The braking dis tance in an eme rgency braking situation can increase.
#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.
&
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.
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Display messages and warning/indicator lamps
Page 429 of 482
Warning/indicator lamp
Possible causes/consequences and MSolutions
#Pullover and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances.
#Obser vethe messages in the multifunction displa y.
#Consult aqualified specialist workshop.
USA onl y:if an additional display message appears with the# symbol in the multifunction displa y,the brake linings
ha ve reached their wear limit.
#Visit a qualified specialist workshop.
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Warning/indicator lamp
Possible causes/consequences and MSolutions
!
ABSwarning lamp The
yellow ABS warning lamp is lit while the engine is running.
ABS is malfunctioning.
If th ere is an additional warning tone, EBD is malfunctioning.
Other driving and driving safe ty systems may also be faulty.
&
WARNING Thereisrisk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, the wheels could lock when braking
The steering capability and braking characteristics are thus se verely impaired .Th ebr aking dis tance in an emer‐
ge ncy braking situation can increase. In addition, other driving saf etysy stems are switched off.
#Drive on carefull y.
#Have the brake sy stem checked immediately at a qualified specialist workshop.
#Drive on carefully.
#Obser vethe messages in the multifunction displa y.
#Visit a qualified specialist workshop.
÷
ESP®wa rning lamp flashes The
yellow ESP
®wa rning lamp flashes while theve hicle is in motion.
ESP
®is inter vening .
#Ad apt your drivin gst yle to suit thero ad and weather conditions.
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Display messages and warning/indicator lamps
Page 431 of 482
Warning/indicator lamp
Possible causes/consequences and MSolutions
÷
ESP®warning lamp lights
up The
yellow ESP
®wa rning lamp is lit while the engine is running.
ESP
®is malfunctioning.
Other driving and driving safe ty systems may also be malfunctioning.
&
WARNING Risk of skidding if ESP®is malfunctioning
If ESP
®is malfunctioning, ESP®cannot car ryout vehicle stabilization. In addition, other driving saf etysy stems are
switched off.
#Drive on carefull y.
#Have ESP®checked at a qualified specialist workshop.
#Drive on carefully.
#Obser vethe messages in the multifunction displa y.
#Consult aqualified specialist workshop.
Display messages and warning/indicator lamps 429
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Warning/indicator lamp
Possible causes/consequences and MSolutions
å
ESP®OFFwarning lamp The
yellow ESP
®OFF warning lamp is lit while the engine is running.
ESP
®is deacti vated.
&
WARNING Risk of skidding when driving wi thESP®deacti vated
If ESP
®is deactivated, ESP®cannot car ryout vehicle stabilization. The availability of fur ther driving saf etysy stems
is also limited.
#Drive on carefull y.
#Only deactivate ESP®for as long as the situation requ ires.
If ESP
®cannot be activated, ESP®is malfunctioning.
#Ha ve ESP®checked immediately at a qualified specialist workshop.
#Obser vethe no tes on deactivating ESP®.
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Display messages and warning/indicator lamps
Page 433 of 482
Warning/indicator lamp
Possible causes/consequences and MSolutions
F
Red indicator lamp, elect ric
parking brake applied (USA
only)
!
Re d indicator lamp, elect ric
parking brake applied (Can‐
ada only)
!
Ye llow elect ric park ing
brake indicator lamp is mal‐
functioning The
red elect ric park ing brake indicator lamp flashes or is lit. The yellow indicator lamp is also lit if the electric parking
brake malfunctions.
#Obser vethe messages in the multifunction displa y.
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Warning/indicator lamp
Possible causes/consequences and MSolutions
6
Restra int sy stem warning
lamp The
redre stra int sy stem warning lamp is lit while the engine is running.
The restra int sy stem is malfunctioning.&
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 am‐
ple.
#Ha ve there stra int sy stem checked and repaired immediately at a qualified specialist workshop.
#Drive on carefully.
#Obser vethe messages in the multifunction displa y.
#Visit a qualified specialist workshop immediatel y.
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Display messages and warning/indicator lamps