
Cleaning AIRCAP*
Cleaning th
ewind deflector
Clean th ewind deflecto ronthewindscreen
wit hthe softtop closed.
X Apply th eparking brak efirmly.
X Vehicles with akey: turnthe keyt op osi-
tion 2(Y page 65)in th eignition lock.
X Vehicles with KEYLESS-GO*: pressthe
Start/Sto pbutto ntwice (position
2 (Y page 66)).
X Open th ecover in th elower centr econsol e.
The AIRCAP butto nislocate dunde rthe
cover ;see illustration. AIRCAP butto
ninthelower sectio nofthecentre
console
X Press button 0046.
The wind deflecto rbetween th ewind-
scree nand th esoftt op is extended. X
Clean net 0047of th ewind deflecto rwitha
sof tbrus horam oistcloth .For heavier soil-
ing ,clean it wit hthe car eand cleaning
agents recommended and approved by Mercedes-Ben
zand rinse it wit hclean
water.
! Do no tuse high-pressur ecleanin gequip-
men ttoc lean th enet.
Cleaning th eAIRCAP draught stop
Clean th eAIRCAP draught stop wit hthe soft
to po pen.
X Vehicles with akey: turnthe keyt op osi-
tion 2(Y page 65)in th eignition lock.
X Vehicles with KEYLESS-GO*: pressthe
Start/Sto pbutto ntwice (position
2 (Y page 66)).
X Open th esoftt op ( Ypage 160). Rear seat head restraint butto
nintheupper control
panel
X Press button 0046.
The rear seat head restraint and AIRCAP
draught stop ris eupwards. X
Clean net 0047of th eAIRCAP draught stop
wit ham oistcloth together wit hthe care
and cleanin gagents recommended and
approved by Mercedes-Benz. Care
201Operation
*optional
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Tex
tmessages G
Ris
kofa ccident and injury
If work relevant to safety is carrie doutincorrectly ,thisc ould impai rthe operating safety of your
vehicle. Yo ucould lose contro lofthe vehicl eand cause an accident. In addition, the safety
system smayno longe rbeabletop rotect yo uorothers as the yaredesigne dtodo.
Alway shavem aintenance work carrie doutataq uali fied specialis tworkshop .The workshop must
have the necessary specialis tknowledg eand tool stocarry ou tthe work required .Mercedes-
Benz recommends tha tyou useaM ercedes-Benz Service Centre for thi spurpose. In particular,
work relevant to safety or on safety-relate dsystem smustbec arriedoutataq uali fied specialist
workshop. Display messages Possible causes/consequence
sand 0050
0050Solutions 120 km/h Maximum
speed
exceeded
The maximum spee
dhasbeen exceeded 39
.
X Driv emores lowly. Adaptive
Main-beam
Assist inopera‐
tive
Adaptive Highbea
mAssist* is faulty.
X Visi taq ualified specialis tworkshop. Active
bonnet malfunc‐
tio
nSee
Owner's
Manual The active bonnet functio
n(pedest rianp rotection) is not
active du etoamalfunction.
X Visi taq ualified specialis tworkshop. Auxiliary
battery malfunc‐
tion The auxiliary battery for the automatic transmission is no lon-
ge
rb eing charged.
X Visi taq ualified specialis tworkshop. P Select
Par
k(P) Yo
uh aves witched off the engine with the Start/Stop but-
ton* and opene dthe driver's door.
Yo ua ttempte dtolockt he vehicle.
Aw arnin gtone also sounds.
X Mov ethe selecto rlev er to P. 39
Onl yfor certai ncountries. Displa
ymessages
209Practical advice
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Display messages Possible causes/consequences and
0050
0050 Solutions 0083 G
Risk of accident
The bonne tisopen.Aw arnin gtonea lso sounds.
X Pull ove rand stop th evehicl esafely as soo naspossible,
payin gattention to roa dand traffic conditions.
X Clos ethe bonnet.
If th eactive bonne t(pedestrian protection )has been trig-
gered:
X Rese tthe bonne t(Ypage 256).
X Clos ethe bonnet. 0048 At leas
tone doo riso pen.Aw arnin gtonea lso sounds.
X Clos ethe doors. 004D ABS and
ESP cur‐
rently
unavaila‐
ble See
Owner's
Manual G
Risk of accident
AB S(Anti-l ockB raking System), ESP ®
(Electronic Stability
Program), BA S(Brak eA ssist) ,PRE-SAFE ®
,t he HOLD function,
hill start assist and ESP ®
trailer stabilisation are temporarily
no ta vailable. The on-boar dvoltag emay, fo rexample, be
insufficient. BA SPLUS* (Brak eAssistP LUS) and PRE-
SAFE ®
Brake *may be inoperative as well. In addition ,the
00C6 ,00C7 and0031 warnin glamp sligh tupint heinstrument
cluster.
The brak esystem continues to function normally, but without
th ef unction slisted above. ATTENTION ASSIST is deactivated.
X Drive on carefully.
X Visit aqualified specialist workshop. 004D ABS and
ESP inop‐
erative
See Own‐
er'
sM an‐
ual G
Risk of accident
ABS, ESP ®
,B AS ,PRE-SAFE ®
,t he HOLD function ,hill start
assist and ESP ®
trailer stabilisation are no tavailable due to a
malfunction .BAS PLUS* and PRE-SAFE ®
Brake *may also
hav efailed. In addition ,the 00C6 ,00C7 and0031 warning
lamp sligh tupint heinstrumen tcluster.
The brak esystem continues to function normally, but without
th ef unction slisted above. ATTENTION ASSIST is deactivated.
X Drive on carefully.
X Visit aqualified specialist workshop. Display
messages
217Practical advice
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Display messages Possible causes/consequences and
0050
0050Solutions 00F2 ESP inop‐
erative
See Own‐
er'
sM an‐
ual G
Risk of accident
ESP ®
,B AS ,PRE-SAFE ®
,t he HOLD function ,hill start assist
and ESP ®
trailer stabilisation are no tavailable due to amal-
function .BAS PLUS* and PRE-SAFE ®
Brake *may also have
failed. In addition ,the 00C6 and00C7 warnin glamp sligh tup
in th einstrument cluster.
The brak esystem continues to function normally, but without
th ef unction slisted above. ATTENTION ASSIST is deactivated.
X Drive on carefully.
X Visit aqualified specialist workshop. 0078 Check
trailer
hitch lock
G
Risk of accident
The trailer to whitch *isn otcorrectl yengaged. Awarnin gtone
also sounds.
X Pull ove rand stop th evehicl esafely as soo naspossible,
payin gattention to roa dand traffic conditions.
X Engage th eball couplin gintheendp osition (Y page 193). 00AF Attention
Assist:
Tim
ef or
ab reak? Based on specific criteria, ATTENTION ASSIST has deter-
mined that your concentration has waned. Awarnin gtone
also sounds.
X If necessary, tak eabreak.
Durin glon gjou rneys, tak eregular breaks in goo dtimesoy ou
get enough rest. 00AF Attention
Assist
inopera‐
tive ATTENTION ASSIST is inoperative.
X
Visit aqualified specialist workshop. 218
Display
messagesPractical advice
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Display messages Possible causes/consequences and
0050
0050Solutions 004D EBD
,A BS
and ESP
inopera‐
tiv eS ee
Owner's
Manual G
Risk of accident
EB V( electronic brak eforce distribution), ABS, ESP ®
,B AS,
PRE-SAFE ®
,t he HOLD function ,hill start assist and ESP ®
trailer stabilisation are no tavailable due to amalfunction .In
addition ,the 00C6 ,00C7 and0031 warnin glamp sint he
instrumen tcluster ligh tupandaw arnin gtones ounds.
The brak esystem continues to function normally, but without
th ef unction slisted above. ATTENTION ASSIST is deactivated.
X Drive on carefully.
X Visit aqualified specialist workshop immediately. 004D Brake
immedi‐
ately Am
alfunction has occurred while th eHOLDf unction or DIS-
TRONIC PLUS* is active.
or
Vehicles wit hmanual transmission: wit hthe HOLD function
activated, you hav eeither:
R opened th edriver's doo rand release dthe seat belt or
R switched of fthe engin eor
R opened th ebonnet
At onem ay also soun datregular intervals. The tone becomes
loude rifyou attemp ttolockt he vehicle.
You canno tstart th eengine.
X Payin gattention to th etraffic situation ,immediately
depress th ebrak epedal firmly and hold until th edisplay
message disappears.
X Preven tthe vehicl efromr ollin gaway before you leav eit
( Ypage 100).
You can restar tthe engine. 00AE Coolant
Sto
pv ehi‐
cle
Switch
engine off The coolan
tistoohot .Ina ddition ,the 00AE warnin glamp in
th ei nstrument cluster lights up and awarnin gtones ounds.
X Pull ove rand stop th evehicl esafely and switch of fthe
engine, payin gattention to roa dand traffic conditions.
X Mak esuret hatthe air supply to th eradiato risnotblocked,
e.g. by snow, slus horice.
X Wait until th edisplay message disappear sbefore restarting
th ee ngine. Otherwise ,the re is ariskofe ngined amage.
X Pay attention to th ecoolan ttem perature display.
X If th ecoolan ttem perature increase sagain ,visit aqualified
specialist workshop immediately. 220
Display
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Display messages Possible causes/consequences and
0050
0050 Solutions The poly-V-belt may hav
etorn. Awarnin gtonea lso sounds.
X Pull ove rand stop th evehicl esafely and switch of fthe
engine, payin gattention to roa dand traffic conditions.
X Chec kthe poly-V-belt.
X If th epoly-V-belt is not damaged: do notstart th eengine
again until th edisplay message disappears. Otherwise,
there is ariskofe ngined amage.
X If th epoly-V-belt is torn: do notcontinu edriving. Consult
aq ualified specialist workshop. 00AE The engin
efan is faulty.
X If th ecoolan ttem perature is less than 12 0†,you can
continue drivin gtotheneares tqualified specialist work-
shop.
X Avoid subjecting th eenginetoh eavyloads (e.g. drivin gin
mountainous terrain )and stop-and-g odriving. 00BF Top up
coolant
See Own‐
er'
sM an‐
ual The coolan
tlevel is to olow.
X Top up th ecoolant, observin gthe warnin gnotes before
doin gso( Ypage 183).
X If th ecoolan tneeds toppin gupmoreo ften than usual, have
th ee nginec oolan tsystem checke dataqualified specialist
workshop. 0049 Clean the
fue
lf il‐
ter There is water in th
efuel filter. The water mus tbedrained
off 40
.
X Visit aqualified specialist workshop. 0052 inopera‐
tiv
eS ee
Owner's
Manual G
Risk of accident
The powe rsteerin gassistanc eisreduced. You will need to
use mor eforce to steer .Awarnin gtonea lso sounds.
X Chec kwhether you are able to apply th eextra force
required.
X If you ar eabletos teer safely: carefully drive on to a
qualified specialist workshop.
X If you ar eunable to steer safely: do notdrive on .Contact
th en eares tqualified specialist workshop. 40
Only fo rcertai nvehicles. Display
messages
221Practical advice
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Display messages Possible causes/consequences and
0050
0050Solutions 0039 Key not
detected
(re
dd isplay
message) The KEYLESS-GO key* is no
tinthevehicle. Awarnin gtone
also sounds.
Whe nyou switch th eengineo ff,y ou canno tloc kt he vehicle
centrall yorstart th eenginea gain.
X Pull ove rand stop th evehicl esafely as soo naspossible,
payin gattention to roa dand traffic conditions.
X Locate th eKEYLESS-GO key*. The KEYLESS-GO key* is no
tdetecte dwhile drivin gbecause
ap owerful radi otransmitte riscausin ginterfe rence. Awarn-
in gt onea lso sounds.
X Pull ove rand stop th evehicl esafely as soo naspossible,
payin gattention to roa dand traffic conditions.
X Remove th eStart/Sto pbutto nfromt heignition lock*
(Y page 66).
X Inser tthe keyintot he ignition loc kand tur nittot hedesired
position. 0039 Key not
detected
(whit
edis-
play mes-
sage) You wan
ttounlockorl ockt he vehicl eand th eKEYLESS-GO
key* canno tbecurrentl ydetecte dbythevehicle.
X Locate th eKEYLESS-GO key*.
If th eKEYLESS-GO key* is still no tdetected:
X Loc koru nlockthe vehicl eusingthe key. You are in th
evehicl eand th eKEYLESS-GO key* currently
canno tbedetecte dbythevehicle.
X Change th elocation of th ekeywit hthe KEYLESS-GO func-
tions* in th evehicle.
If th eKEYLESS-GO key* is still no tdetected:
X Remove th eStart/Sto pbutto nfromt heignition lock*
(Y page 66).
X Inser tthe keyintot he ignition loc kand tur nittot hedesired
position. 0039 Key still
in vehicle
The KEYLESS-GO key* has been detecte
dinside th evehicle
during locking.
X Remove th eKEYLESS-GO key* from th evehicle. 0039 Replace
key The ke
ymustber eplaced.
X Visit aqualified specialist workshop. 226
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Display messages Possible causes/consequences and
0050
0050 Solutions 0039 Key does
not
belong to
vehicle You hav
eput th ewrong ke yint he ignition lock.
X Use th ecorrect key. 0039 Close
doors to
loc
kv ehi‐
cle At leas
tone doo riso pen.Aw arnin gtonea lso sounds.
X Clos eall doors and loc kthe vehicl eagain. 0039 Remove
starting
button,
then
insert key
KEYLESS-GO
*ist emporarily malfunctioning or is defective. A
warning tone also sounds.
X Remove the Start/Stop button from the ignition lock*
(Y page 66).
X Insert the key into the ignition lock and turn it to the desired
position. 006F Front
left seat
backrest
not locked
or
Front
right
seat back‐
rest not
locked The seat backrest is not engaged.
Awarning tone also sounds.
X Push the backrest back until it engages. 006F Rear left
seat back‐
rest not
locked
or
Rear
right
seat back‐
rest not
locked
G
Risk of injury
The backrest in the rear is not engaged on the left-hand and/
or right-hand side. Awarning tone also sounds.
X Push the backrest back until it engages (Y page 169).0081 Restraint
sys. mal‐
function
Consult
workshop
G
Risk of injury
There is amalfunction in the SRS (Supplemental Restraint
System). The 0081warning lamp also lights up in the instru-
ment cluster.
X Visit aqualified specialist workshop. Display messages
227Practical advice
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