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Possible causes/consequences and 0050Solutions
If th e electric parking brake should not be applied, e.g. when washing theve hicle in an automatic car wash or when
having theve hicle towe d, lea vethe ignition switched on. Do not do this when having theve hicle towe d with the
re ar axle raised.
If th e electric parking brake is not applied automatically:
00BBSwitch off the ignition and turn it back on.
00BBRe lease and then apply the electric parking brake manuall y.
If it is still not possible toapply the electric parking brake:
00BBVisit a qualified specialist workshop.
00BBWhere necessar y,also safeguard the par kedve hicle against rolling away.
To release:
00BBIfth e conditions for au tomatic release are fulfilled and the electric parking brake is not released automaticall y,
re lease the electric parking brake manuall y.
If it is still not possible torelease the electric parking brake:
00BBDo not continue driving under any circums tances. Consult a qualified specialist workshop.
404
Display messages and warning/indicator lamps
Page 407 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
0027
(USA only)
004D
(Canada only)
& K H F N % U D N H ) O X L G / H Y H O*T
here is insuf ficient brake fluid inthe brake fluid reser voir.
0071
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.
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.
Do not add brake fluid.
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.
Do not top up the brake fluid.
0026
& K H F N % U D N H 3 D G : H D U *T
he brake pads ha vereached thewe ar limit.
00BBVisit a qualified specialist workshop.
0053
, Q R S H U D W L Y H *U
SAonly: at least one of the mbrace sy stem's main features is malfunctioning.
00BBVi sit a qualified specialist workshop.
Display messages and warning/indicator lamps 405
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Displaymessages
Possible causes/consequences and 0050Solutions
5 D G D U 6 H Q V R U V ' L U W \ 6 H H
2 S H U D W R U
V 0 D Q X D O *T
heradar sensor sy stem is malfunctioning. Possible causes are:
Rsoiling of the sensors
Rheavy rain
Rex tended country driving wi thout other traf fic, e.g. in the desert
Driving sy stems and driving saf etysy stems may be malfunctioning or temp orarily una vailable.
Once the cause of the problem is no longer present, driving sy stems and driving saf etysy stems are available again.
If th e display message does not disappear:
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
00BBClean all sensors .
00BBRestart the engine.
406
Display messages and warning/indicator lamps
Page 409 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
5 D G D U 6 H Q V R U V ' L U W \ 6 H H
2 S H U D W R U
V 0 D Q X D O *T
heradar sensor sy stem is malfunctioning. Possible causes are:
RSoiling of the sensors
RHeavy rain
REx tended country driving wi thout moving traf fic, e.g. in the desert
Driving sy stems and driving saf etysy stems may be malfunctioning or temp orarily una vailable.
Once the cause of the problem is no longer present, driving sy stems and driving saf etysy stems are available again.
If th e display message does not disappear:
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
00BBClean all sensors .
00BBRestart the engine.
0075
Example: / H I W 6 L G H & X U W D L Q
$ L U E D J 0 D O I X Q F W L R Q 6 H U Y L F H
5 H T X L U H G *T
he cor responding head air bag is malfunctioning.
0071
WARNING Risk of injury or death duetomalfunctions in the head air bag
If th e head air bag is malfunctioning, it might be triggered unintentionally or might not be triggered at all in the
eve nt of an accident wi tha high rate ofvehicle deceleration.
00BBHa ve the head air bag checked and repaired immediately at a qualified specialist workshop.
00BBConsult a qualified specialist workshop immediatel y.
Displaymessage s andwarning/indicator lamps 407
Page 410 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
$ F W L Y H % U D N H $ V V L V W ) X Q F
W L R Q V & X U U H Q W O \ / L P L W H G 6 H H
2 S H U D W R U
V 0 D Q X D O *
Ve hicles with the Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE
®PLUS are temp orarily una vailable or only partially available.
Ve hicles without the Driving Assistance pa ckage: Active Brake Assi stistemp orarily una vailable.
The ambient conditions are outside the sy stem limitations.
00BBDrive on.
As soon as the ambient conditions are within the sy stem limitations, the sy stem will become available again.
00BBIfth e display message does not disappear, stop theve hicle while paying attention toroad and traf fic conditions
and restart the engine.
$ F W L Y H % U D N H $ V V L V W ) X Q F
W L R Q V / L P L W H G 6 H H 2 S H U D
W R U
V 0 D Q X D O *
Ve hicles with Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE
®PLUS is malfunctioning.
Ve hicles without Driving Assistance Package: Active Brake Assi stis malfunctioning.
00BBVisit a qualified specialist workshop.
3 5 ( 6 $ ) ( , 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 *
PRE‑SAFE
®functions are malfunctioning.
00BBVisit a qualified specialist workshop.
408
Display messages and warning/indicator lamps
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Displaymessages
Possible causes/consequences and 0050Solutions
0075
6 5 6 0 D O I X Q F W L R Q 6 H U Y L F H
5 H T X L U H G*T
herestra int sy stem is defective .
0071
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 ample.
00BBHa ve there stra int sy stem checked and repaired immediately at a qualified specialist workshop.
De tection of a restra int sy stem malfunction:
Rth e0075 restra int sy stem warning lamp does not light up when the ignition is switched on.
Rthe0075 restra int sy stem warning lamp lights up continuously or repeatedly during a journe y.
00BBConsult aqualified specialist workshop immediatel y.
Displaymessage s andwarning/indicator lamps 409
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Displaymessages
Possible causes/consequences and 0050Solutions
0075
) U R Q W / H I W 0 D O I X Q F W L R Q
6 H U Y L F H 5 H T X L U H G(Example)*T
he cor responding restra int sy stem is malfunctioning.
0071
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 ample.
00BBHa ve there stra int sy stem checked and repaired immediately at a qualified specialist workshop.
De tection of a restra int sy stem malfunction:
Rth e0075 restra int sy stem warning lamp does not light up when the ignition is switched on.
Rthe0075 restra int sy stem warning lamp lights up continuously or repeatedly during a journe y.
00BBConsult aqualified specialist workshop immediatel y.
0075
/ H I W 6 L G H & X U W D L Q $ L U E D J
0 D O I X Q F W L R Q 6 H U Y L F H
5 H T X L U H G(examp le) *T
he cor responding window air bag is malfunctioning .
0071
WARNING Risk of injury orfata l injury due tomalfunctions in the window airbag
If th e window airbag is malfunctioning, it might be triggered unintentionally or might not be triggered at all in
th eev ent of an accident with high deceleration.
00BBHa ve the window airbag checked and repaired immediately at a qualified specialist workshop.
00BBVisit a qualified specialist workshop immediatel y.
410
Displ aymessage s andwarning/indicator lamps
Page 413 of 498
Displaymessages
Possible causes/consequences and 0050Solutions
) U R Q W 3 D V V H Q J H U $ L U E D J ' L V
D E O H G 6 H H 2 S H U D W R U
V 0 D Q
X D O *T
he front passenger air bag and the knee air bag are deactivated, eventh ough an adult or a person with a build
cor responding tothat of an adult is seated on the front passenger seat. If additional forc es are applied tothe seat,
th ewe ight the sy stem de tects may be too lo w.
0071
WARNING Risk of injury orfata l injury due toa disabled front passenger airbag
If th e front passenger airbag is disabled, the front passenger airbag will not be deplo yed in theev ent of an acci‐
dent and cann otper form its intended pr otective function.
A person in the front passenger seat could then, forex ample, come into con tact wi th theve hicle's interior,
especially if the person is sitting too close tothe cockpit.
00BBMake sure, bo thbefore and during the journe y,that thest atus of the front passenger airbag is cor rect.
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
00BBCheck thest atus of the automatic front passenger air bag shutoff .
00BBIf necessar y,consult a qualified specialist workshop immediatel y.
Displaymessage s andwarning/indicator lamps 41
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