Page 246 of 313

Automati
ctransmission* Problem Possible causes/consequences and
0050
0050Solutions The transmission has
problem
sshifting gear. The transmission is losing oil.
X
Hav ethe transmission checke dataqualified specialist work-
sho pimmediately. The acceleration ability
is deteriorating.
The transmission no
longer changes gear. The transmission is in emergenc
ymode.
It is only possible to shif tinto second gear and revers egear.
X Stop th evehicle.
X Mov ethe transmission to position P.
X Turn th ekeyin th eignition to position 0(Y page 65 )orpress
th eS tart/Sto pbutton* repeatedly until all indicator lamp sin
th ei nstrumen tcluste rgoo ut.
X Wait at least 10 seconds before restarting th eengine.
X Mov ethe transmission to position Dor R.
If D is selected, th etransmission shifts into secondgear;ifRis
selected, th etransmission shifts int orevers egear.
X Hav ethe transmission checke dataqualified specialist work-
sho pimmediately. PARKTRONIC*
Problem Possible causes/consequences and
0050 0050Solutions Only th
ered segments
in th ePARKTRONIC
warning display are lit.
You also hear awarning
tone for approximately
two seconds.
PARKTRONI Cisdeacti-
vated after approx-
imately 20 seconds and
th ei ndicator lamp in
th eP ARKTRONI Cbut-
to nl ights up. PARKTRONI
Chas malfunctioned and has switched itself off.
X If problem spersist, hav ePARKTRONI Cchecked ataq ualified
specialist workshop. Only th
ered segments
in th ePARKTRONIC
warning display are lit.
PARKTRONI Cisdeacti-
vated after approx-
imately 20 seconds. The PARKTRONI
Csensor sare dirt yorthere is interference.
X Clean th ePARKTRONI Csensor s(Ypage 202).
X Switc hthe ignition bac kon. Troubleshooting
243Practical advice
*optional
207_AKB; 2; 3, en-GB
mkalafa,
Version: 2.11.8.1 2009-07-23T10:23:49+02:00-Seite 243 Z
Page 247 of 313

Problem Possible causes/consequences and
0050
0050Solutions Only the red segments
in the PARKTRONIC
warning display are lit.
PARKTRONIC is deacti-
vated after approx-
imately 20 seconds. The problem may be caused by an external source of radio or
ultrasound waves.
X
See if PARKTRONIC functions in adifferent location. Headlamps
Problem Possible causes/consequences and
0050 0050Solutions The headlamps are mis-
ted up on the inside. Air humidity is very high.
X
Drive with the headlamps switched on.
The headlamps are demisted after ashort distance. The headlamp housing is not sealed and moisture has been able
to enter.
X
Have the headlamps checked at aqualified specialist workshop. Windscreen wipers
Problem Possible causes/consequences and
0050 0050Solutions The windscreen wipers
are jammed. Leaves or snow, for example, may be obstructing the windscreen
wiper movement.T
he wiper motor has been deactivated.
X For safety reasons, you should remove the key from the ignition
lock.
X Remove the cause of the obstruction.
X Switch the windscreen wipers back on. The windscreen wipers
fail completely.
G
Risk of accident
The windscreen wiper drive is malfunctioning.
X Select another wiper speed on the combination switch.
X Have the windscreen wipers checked at aqualified specialist
workshop. The windscreen washer
fluid from the spray
nozzles no longer hits
the centre of the wind-
screen. The spray nozzles are misaligned.
X
Have the spray nozzles adjusted at aqualified specialist work-
shop. 244
TroubleshootingPractical advice
207_AKB; 2; 3, en-GB
mkalafa,
Version: 2.11.8.1 2009-07-23T10:23:49+02:00-Seite 244
Page 260 of 313

X
If bonnet actuator covers 0047
0047lie flat
against th ehousing: close bonnet 0046
(Y page 180).
or
X If bonnet actuator covers 0047 0047do not lie
fla ta gainst th ehousing: swingupb on-
net 0046at left 0088and then at right 0087.Swing
bonnet 0046upward suntil th erelevan tbon-
ne ta ctuato rcover 0047 no longer moves.
Bonnet actuato rcovers 0047should no wlie
flat against housing 008A(arrow).
X Close bonnet 0046(Ypage 180).
If bonnet 0046canno tbeclosed or the 005A
symbol appear sinthemultifunction display,
repeat th esteps again. G
Ris
kofa ccident
If th ebonne tcan still no tbeengaged properly
or the 005Asymbol appear sinthemultifunc-
tio nd isplay, do no tcontin ue driving .The bon-
ne tc an then open when th evehicle is in
motion and obscure your fiel dofvision.Con-
sult aqualified specialist workshop. Other-
wise, you may caus eanacciden tand injure
yourself and others. Resetting triggered NECK-PR
Ohead
restraints
If th eNECK-PRO head restraint sare triggered
in an accident, you must reset th ehead
restraint sonthedriver' sand th efront-pa s-
senger's seats. Otherwise, th eadditional pro-
tection will no tbeavailable in th eevent of
another rear-end collision. You can recognise
when head restraint shave been triggered by
th ef acttha tthe yh ave moved forwards and
can no longer be adjusted.
Mercedes-Ben zrecommends that you have
NECK-PRO head restraint schecked at aquali-
fied specialist workshop, e.g. aMercedes-
Ben zServic eCentre, followin garear-end col-
lision. i
This work requires alot of strength. If you
have difficult yresettin gthe head
restraints, have this work carried out at a
qualified specialist workshop, e.g. a
Mercedes-Ben zServic eCentre. Example
:Coupé
X Tilt th etop of th ehead restraint cushion
forwards in th edirection of arrow 0046.
X Push th ehead restraint cushion down in
th ed irection of arrow 0047as far as it will go.
X Push th ehead restraint cushion firmly
backwards in th edirection of arrow 008Auntil
it engages.
X Repeat this procedure for th esecon dhead
restraint. Manually lowering th
ehead
restraints in th erear(Cabriolet)
If th ehead restraint sintherear compartment
are in th eupper position, th esoftt op cannot
be closed fully. If th ehead restraint electron-
ics are malfunctionin gand th eadjustment
procedure of th esoftt op is interrupted leav-
ing th esoftt op compartmen tcover open ,you
therefor ehave to lower th ehead restraint sin
th er ear compartmen tmanually. Cover 0047
can only be released when th esoftt op is in
this position. Manually lowerin
gthe hea drestraint sintherea r(Cabriolet)
257Practical advice
207_AKB;2;3,en-GB
mkalafa ,V ersion: 2.11.8.1
2009-07-23T10:23:49+02:00
-Seite 257 Z
Page 307 of 313

Trailer loads
Al
lm odels Permissibl
etrailer
load, unbraked 750 kg Al
lm odels Permissibl
etrailer
load, braked 71 1800 kg
Maximum drawbar
noseweight
72 75 kg
Permissibl
erear axl eloa dw hent owin gatrailer Coupé Cabriolet
Manual trans-
mission Automatic
transmission Manual trans-
mission Automatic
transmission E2
00 CGIBlueEFFI-
CIENCY 1130 kg 1135 kg 1190 kg 1205 kg
E2
50 CGIBlueEFFI-
CIENCY – 1140 kg – 1210 kg
E3
5073 – 1150 kg – 1230 kg
E3
50 CGIBlueEFFI-
CIENCY – 1155 kg – 1235 kg
E5
00 – 1170 kg – 1240 kg
E2
20 CDIBlueEFFI-
CIENCY 1155 kg 1160 kg 1225 kg 1235 kg
E2
50 CDIBlueEFFI-
CIENCY 1165 kg 1165 kg 1235 kg 1240 kg
E3
50 CDIBlueEFFI-
CIENCY – 1155 kg – 1235 kg
24-GHz radar sensor system (country
overview)
The 24 GHz rada rsensor system requires
separate approva lfor each country .When
yo ua redriving in acountry in which the radar
sensor system is not approved ,you must
deactivate the system using the on-board
compute r(Ypage 120) .The current country
overview can be obtained fro maMercedes-
Benz Service Centre. The rada
rsensor system is automatically
deactivated nea rradio telescop efacilities .If
Distroni cPlus* or PRE-SAFE ®
Brake* are
activated at thi spoint, acorresponding warn-
ing will appear in the multi-functio ndisplay to
tel lyou tha tthe rada rsen sor system is being
switched off .BAS PLUS* is also no longer
available. If the deactivatio ndoesn ot occur
automatically, yo umustd eactivate the radar
sensor system using the on-board computer
(Y page 120). 304
24-GHz radar sensor system (country overvie
w)Technica ldata
*optional
207_AKB; 2; 3, en-GB
mkalafa
,V ersion: 2.11.8.1
2009-07-23T10:23:49+02:00
-Seite 304