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Displaymessages
Possible causes/consequences and MSolutions
$ F W L Y H % O L Q G 6 S R W $ V V L V W
, Q R S H U D W L Y H *A
ctive Blind Spot Assist is malfunctioning.
#Visit a qualified specialist workshop.
$ F W L Y H 3 D U N L Q J $ V V L V W 3 D U N
L Q J & D Q F H O H G (Example) *T
he parking assis tance from Active Parking Assist was inter rupte d.You ha veopened the driver's door or touched
th esteering wheel, forex ample.
#Steer and brake manuall y.
$ F W L Y H 3 D U N L Q J $ V V L V W D Q G
3 $ 5 . 7 5 2 1 , & , Q R S H U D W L Y H
6 H H 2 S H U D W R U
V 0 D Q X D O *A
ctive Parking Assist and Parking Assist PARKTRONI Caremalfunctioning .
#Stop theve hicle, paying attention toroad and traf fic conditions, and restart the engine.
#Ifth e display message continues tobe displa yed, consult a qualified specialist workshop.
$ F W L Y H 3 D U N L Q J $ V V L V W
0 D Q H X Y H U L Q J $ V V L V W D Q F H
5 H V W U L F W H G 6 H H 2 S H U D W R U
V
0 D Q X D O *A
ctive Parking Assist and Parking Assist PARKTRONI Carete mp orarily una vailable. The ambient conditions are out‐
side the sy stem limitations (
→page 199). Be wareofthe entire vehicle sur roundings.
#As soon as the ambient conditions are within the sy stem limitations, the sy stem will become available again.
7 U D I I L F 6 L J Q $ V V L V W & X U
U H Q W O \ 8 Q D Y D L O D E O H 6 H H
2 S H U D W R U
V 0 D Q X D O *T
raffic Sign Assist is temp orarily una vailable.
#Drive on.
Once the cause of the problem is no longer present, the sy stem will be available again.
Display messages and warning/indicator lamps 427
Page 431 of 506
Displaymessages
Possible causes/consequences and MSolutions
$ F W L Y H ' L V W D Q F H $ V V L V W & X U
U H Q W O \ 8 Q D Y D L O D E O H 6 H H
2 S H U D W R U
V 0 D Q X D O *A
ctive Dis tance Assist DISTRONIC is temp orarily una vailable.
The ambient conditions are outside the sy stem limitations (
→page 177).
#Drive on.
As soon as the ambient conditions are within the sy stem limitations, the sy stem will become available again.
$ F W L Y H ' L V W D Q F H $ V V L V W , Q R S
H U D W L Y H *A
ctive Dis tance Assist DISTRONIC is malfunctioning.
Other driving sy stems and driving saf etysy stems may also malfunction.
#Vi sit a qualified specialist workshop.
è
$ F W L Y H 6 W H H U L Q J $ V V L V W & X U
U H Q W O \ 8 Q D Y D L O D E O H 6 H H
2 S H U D W R U
V 0 D Q X D O *A
ctive Steering Assist is temp orarily una vailable.
The ambient conditions are outside the sy stem limitations (
→page 183).
#Drive on.
As soon as the ambient conditions are within the sy stem limitations, the sy stem will become available again.
#If necessar y,clean the windshield in the camera's field of vision.
è
$ F W L Y H 6 W H H U L Q J $ V V L V W , Q R S
H U D W L Y H *A
ctive Steering Assist is malfunctioning. Active Dis tance Assist DISTRONIC remains available.
#Visit a qualified specialist workshop.
Display messages and warning/indicator lamps 429
Page 437 of 506
Tire s
Displa ymessages
Possible causes/consequences and MSolutions
h
3 O H D V H & R U U H F W 7 L U H 3 U H V
V X U H*T
he tire pressure is too low in at least one of the tires, or the tire pressure dif fere nce between the wheels is too
great.
#Check the tire pressure and add air, if necessar y.
#Whenthe tire pressure is cor rect, restart the tire pressure monitoring sy stem .
h
& K H F N 7 L U H V *T
he tire pressure in one or more tires has dropped significantl y.The wheel position is displa yed.
&
WARNING Risk of an accident due toinsuf ficient tire pressure
Ti re pressures that are too low pose thefo llowing hazards:
RThe tires may bur st, especially as the load and vehicle speed increase.
RThe tires may wearexc essively and/or une venly, which may greatly impair tire traction.
RThe driving characteristics, as well as steering and braking, may be greatly impaired.
Yo u could then lose control of theve hicle.
#Obser vethere commended tire pressure.
#Ad just the tire pressure if necessar y.
#Stop theve hicle, paying attention toroad and traf fic conditions.
#Check the tire pressure and the tires.
Display messages and warning/indicator lamps 435
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Displaymessages
Possible causes/consequences and MSolutions
h
: D U Q L Q J 7 L U H 0 D O I X Q F W L R Q*T
he tire pressure in one or more tires has dropped suddenly. The wheel position is displa yed.
&
WARNING Risk of an accident from driving wi thaflat tire
Flat tires are dangerous in thefo llowing ways:
RThe tires can overheat and cause a fire .
RThe driving characteristics, as well as steering and braking, may be greatly impaired.
Yo u could then lose control of theve hicle.
#Do not drive with a flat tire.
#Observ eth e no tes on flat tires.
No tes on a flat tire (→page 340).
#St op theve hicle, paying attention toroad and traf fic conditions.
#Check the tires.
7 L U H 3 U H V V 0 R Q L W R U & X U
U H Q W O \ 8 Q D Y D L O D E O H *N
o signals can be receive d from the tire pressure sensor due tostro ngradio signal source inter fere nce. The tire
pressure monito ring sy stem is temp orarily una vailable.
#Drive on.
The tire pressure monitoring sy stem restarts automatically as soon as the cause has been rectified.
436
Display messages and warning/indicator lamps
Page 439 of 506
Displaymessages
Possible causes/consequences and MSolutions
h
: K H H O 6 H Q V R U V 0 L V V L Q J*T
here is no signal from the tire pressure sensor of one or more wheels. The pressure of the af fected tire is not
displ ayed.
#Ha ve the defective tire pressure sensor replaced at a qualified specialist workshop.
7 L U H 3 U H V V X U H 0 R Q L W R U , Q R S
H U D W L Y H 1 R : K H H O 6 H Q V R U V *T
he wheels ins talled do not ha vesuitable tire pressure sensors. The tire pressure monitoring sy stem is deactivated.
#Ins tall wheels with suitable tire pressure sensors.
7 L U H 3 U H V V 0 R Q L W R U , Q R S H U D
W L Y H *T
he tire pressure monitoring sy stem is defective.
&
WARNING Thereis arisk of an accident if the tire pressure monitoring sy stem is malfunctioning
If th e tire pressure monitoring sy stem is malfunctioning, it is not able toissue a warning if there is pressure loss
in one or more of the tires.
Und erinflated tires ma y,forex ample, impair the driving, steering and braking characteristics.
#Ha ve the tire pressure monitoring sy stem checked at a qualified specialist workshop.
#Visit a qualified specialist workshop.
7 L U H V 2 Y H U K H D W H G *A
t least one tire is overheated. The af fected tires are displ ayed in red. At temp eratures close tothe limit value, the
tires are displa yed in yello w.
#Drive more slow ly.
Displ aymessage s andwarning/indicator lamps 437
Page 445 of 506
Displaymessages
Possible causes/consequences and MSolutions
7 R ( Q J D J H 7 U D Q V P L V V 3 R V L
W L R Q 5 ) L U V W ' H S U H V V W K H
% U D N H *
Yo u ha veattem ptedto shift the transmission out of position hand into transmission position k.
#Depressthe brake pedal.
#Switch the transmission toposition k.
Ð
6 W H H U L Q J 0 D O I X Q F W L R Q ' U L Y H
& D U H I X O O \ 6 H U Y L F H 5 H T X L U H G *T
he po wer assi stance of thesteering is malfunctioning. You may need touse more forc eto steer.
#Drive on carefull y.
#Visit a qualified specialist workshop.
/ H W I U H V K D L U L Q W R W K H Y H K L
F O H L Q W H U L R U $ L U & R Q G L W L R Q
L Q J 0 D O I 9 L V L W : R U N V K R S *T
he climate contro l system is malfunctioning.
&
WARNING Risk of injury and accident due toan insuf ficient supply of fresh air
If th e climate control sy stem is malfunctioning, carbon dioxide le vels may inc rease in theve hicle interior.
Breathing in carbon dioxide may cause dizziness.
#Open the window toensure that there is a suf ficient supply of fresh ai r.
#Openthe window toensure that there is a suf ficient supply of fresh ai r.
#Visit a qualified specialist workshop immediatel y.
Displaymessage s andwarning/indicator lamps 44
3
Page 446 of 506
Displaymessages
Possible causes/consequences and MSolutions
Ð
6 W H H U L Q J 0 D O I X Q F W L R Q 6 W R S
, P P H G L D W H O \ 6 H H 2 S H U D
W R U
V 0 D Q X D O*T
hesteering is malfunctioning. Steering capability is considerably impaired.
&
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf etyis jeopardized.
#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.
#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.
Ð
6 W H H U L Q J 0 D O I X Q F W L R Q
, Q F U H D V H G 3 K \ V L F D O ( I I R U W
6 H H 2 S H U D W R U
V 0 D Q X D O *T
he po wer assi stance of thesteering is malfunctioning.
&
WARNING Risk of an accident due toaltered steering characteristics
If th e po wer assi stance of thesteering fails partially or comple tely,yo uwill need touse more forc eto steer.
#If safe steering is possible, drive on carefully.
#Vi sit or consult a qualified specialist workshop immediatel y.
#If safesteering is possible, drive on carefully.
#Vi sit or consult a qualified specialist workshop immediatel y.
444
Displaymessage s andwarning/indicator lamps
Page 456 of 506
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.
454
Display messages and warning/indicator lamps