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Displaymessages
Possible causes/consequences and 0050Solutions
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.
00BBVisit a qualified specialist workshop.
00B2 P S K *C
ruise control cannot be activated as not all activation conditions are fulfilled.00BBObser vethe activation conditions for cruise control.
& U X L V H & R Q W U R O & D Q F H O H G *C
ruise control has been deactivated.
If th ere is an additional warning tone, cruise control has been switched off au tomatical ly(
→page 160).
& U X L V H & R Q W U R O , Q R S H U D W L Y H *C
ruise control is malfunctioning.
00BBVisit a qualified specialist workshop.
420
Display messages and warning/indicator lamps
Page 427 of 498
Tire s
Displa ymessages
Possible causes/consequences and 0050Solutions
& K H F N 7 L U H 3 U H V V X U H 6 R R Q *C
anada only :
The tire pressure loss warning sy stem has de tected a significant loss in pressure.
0071
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.
00BBObser vethere commended tire pressure.
00BBAd just the tire pressure if necessar y.
00BBStop theve hicle, paying attention toroad and traf fic conditions.
00BBCheck the tire pressure and the tires.
00BBWhen the tire pressure is cor rect, restart the tire pressure loss warning sy stem.
Display messages and warning/indicator lamps 425
Page 429 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
0077
& 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.
0071
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.
00BBObser vethere commended tire pressure.
00BBAd just the tire pressure if necessar y.
00BBStop theve hicle, paying attention toroad and traf fic conditions.
00BBCheck the tire pressure and the tires.
Display messages and warning/indicator lamps 427
Page 430 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
0077
: 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.
0071
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.
00BBDo not drive with a flat tire.
00BBObserv eth e no tes on flat tires.
No tes on flat tires (→page 332).
00BBSt op theve hicle, paying attention toroad and traf fic conditions.
00BBCheck 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 sensors due tostro ngradio signal source inter fere nce. The tire
pressure monito ring sy stem is temp orarily una vailable.
00BBDrive on.
The tire pressure monitoring sy stem restarts automatically as soon as the cause has been rectified.
428
Display messages and warning/indicator lamps
Page 431 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
0077
: 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 tires. The pressure of the af fected tire is not dis‐
play ed.
00BBHave 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.
00BBIns 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.
0071
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.
00BBHa ve the tire pressure monitoring sy stem checked at a qualified specialist workshop.
00BBVisit 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 overheating. The af fected tires are displ ayed in red. At temp eratures close tothe limit value, the
tires are displa yed in yello w.
00BBDrive more slow ly.
Displ aymessage s andwarning/indicator lamps 429
Page 437 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
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 005Band into transmission position 005E.
00BBDepressthe brake pedal.
00BBSwitch the transmission toposition 005E.
006F
Example: ) U R Q W / H I W 6 H D W
% D F N U H V W 1 R W / R F N H G *T
he seat backrest of the cor responding front seat is not engaged.
00BBPush the seat backrest back until it engages.
00CC
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 forth esteering is malfunctioning. You may need touse more forc eto steer.
00BBDrive on carefull y.
00BBVisit a qualified specialist workshop.
Display messages and warning/indicator lamps 435
Page 438 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
/ 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.
0071
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.
00BBOpen the window toensure that there is a suf ficient supply of fresh ai r.
00BBOpenthe window toensure that there is an adequate supply of fresh air.
00BBConsult a qualified specialist workshop immediatel y.
00CC
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.
0071
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf etyis jeopardized.
00BBPull 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.
00BBConsult a qualified specialist workshop.
00BBPull 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.
00BBConsult a qualified specialist workshop.
436
Display messages and warning/indicator lamps
Page 439 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
00CC
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 forth esteering is malfunctioning.
0071
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.
00BBIf safe steering is possible, drive on carefully.
00BBVi sit or consult a qualified specialist workshop immediatel y.
00BBIf safesteering is possible, drive on carefully.
00BBVi sit or consult a qualified specialist workshop immediatel y.
$ F W L Y H + R R G 0 D O I X Q F W L R Q
6 H H 2 S H U D W R U
V 0 D Q X D O *T
he active hood (pedestrian pr otection) is malfunctioning or inoperative af ter having already been triggered.
00BBVi sit a qualified specialist workshop.
0083
*T he hood is open.
0071
WARNING Risk of accident if the engine hood is unlatched while driving
An unloc ked engine hood may open up when theve hicle is in motion and block your vie w.
00BBNever unlatch the engine hood while driving.
00BBBefore every trip, ensure that the engine hood is latched.
00BBPull over and stop theve hicle safely as soon as possible.
00BBClose the hood.
Display messages and warning/indicator lamps 437
