Page 306 of 446

#Connect positiveterminal 2onyour vehicle
to thep ositiv epole of thed onor battery
using thej umper cable/charging cable.
Alw aysb egin wit hpositiv eclamp 2onyour
ow nv ehicle firs t.
#Du ring thes tarting assistance proce ‐
du re:st ar tt he engine of thed onor vehicle
and runati dles peed.
#Connect then egativ epole of thed onor vehi‐
cle and ground point 3ofyour ow nv ehicle
by usingt he jumper cable/charging cable.
Begin wit hthe donor batter yfirst .
#Du ring starting assist ance:star tt he
engine of your ow nv ehicle.
#During thec hargingp roce ss: star tt he
ch argingp rocess.
#During starting assist ance:lett he engines
ru nf or se veralm inutes.
#During starting assist ance:beforediscon‐
necting thej umper cables, switc honanelec‐
trical consumer on your ow nv ehicle, e.g. the
re ar wind owheater or thel ighting. When
thes tartin ga ssis tance/charging process
is compl ete:
#Fir st,r emo vethej umper cables/charging
cables from ground point 3and then ega‐
tiv ep ole of thed onor batter y,then from pos‐
itiv eterminal 2and thep ositiv epole of the
donor batter y.Begi neacht imew itht he con‐
ta cts on your ow nv ehicle firs t.
#Af terr emoving thej umper cables/charging
cables, close co ver1 of positiv eterminal
2.
Yo uc an obtain fur ther information on starting
assis tance at an yqualified specialis tworks hop.
To ws tarting or towing away
Towing away thev ehicle
Mercedes-Ben zrecommends transportin gyour
ve hicle in thec ase of abreakdown, rath er than
to wing it away. *
NO
TEDama getothev ehicle due to tow‐
ing away incor rectly
#Obser vethei nstruction sand no teso n
to wing away.
Pe rm itted towing me thods
RVe hicles wit htransmission damag emustb e
transpor ted(→pag e306).
RVehicles with automatic transmission:
onl yw ithb otha xlesont he ground.
R4MATIC vehicles: only wit hbotha xleso n
th eg round.
&
WARNING Risk of accident duetol imi‐
te ds afet y-re lated function sduring the
to wing process
Saf ety-re lated function sarelimited or no lon‐
ge ra vailable in thef ollowing situations:
Rthei gnition is switched off.
Rtheb rake system or po wersteering sys‐
te mism alfunctioning.
304
Breakdown assi stance
Page 389 of 446
Displaymessages
Possible causes/consequences and MSolutions
Â
Replace Key Battery*T
he SmartK eybatter yisdischar ged.
#Chang ethe batter y.
Â
ObtainaNew Key *T
he SmartK eyneeds tobe replaced.
#Consult aqualified specialis tworks hop.
Ve hicle
Displa ymessages
Possible causes/consequences and MSolutions
Apply Brake to Shift from
'P' *
Yo uh ave attem ptedtos hiftthe transmission out of position jand int oanother transmission position.
#Depress theb rake pedal.
To Deselec tPorN,
Depress Brakea nd Start
Engine *
Yo uh ave attem ptedtos hiftthe transmission out of position jori intoa nother transmission position.
#Depress theb rake pedal.
#Startt he engine.
Displa ymessages and warning/indicator lamps 387
Page 391 of 446

Displaymessages
Possible causes/consequences and MSolutions
Stop Vehicle Leave Engine
Running Wait Transmission
Cooling *T
he transmission has overheated. Pulling away can be temp orarily impaired or no tpossible.
#Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions .Donot
continu edriving under an ycircums tances.
#St artt he engine.
#Wa it until thed ispla ymessag edisappear sbefor epulling away.
Auxiliar yBattery Malfunc-
tion *T
he auxiliary batteryfor thet ransmission is no longer being charge d.
#Consult aqualified specialis tworks hop.
#Un tilthen, manuall ysetthet ransmission toposition jbefor eyou switc hoffthee ngine.
#Befor eleaving thev ehicle, apply thee lectric parking brake.
Ð
Steering Malfunction Drive
Carefully Service Required *T
he po werassi stanc eoft hesteering is malfunctioning. Youm ayneed touse mor eforce tosteer.
#Driv eonc arefull y.
#Consult aqualified specialis tworks hop.
Displa ymessages and warning/indicator lamps 389
Page 416 of 446

Functio n................................................ 79
AT TENTION ASSIST
Fu nctio n.............................................. 184
Switching on/of f................................. 186
Sy stem limitations .............................. .184
At tention assistant
see Driving sy stem
Au dio mode
Ac tivating media mod e........................ 257
Connecting USB devices ..................... 259
Co pyright ............................................. 257
Information .......................................... 256
Inserting/ removing SD memor ycard
.............................................................2 57
Media sear ch....................................... 262
Overvie w............................................. 258
Pa use and playbac kfunction .............. .259
Selecting atrack ................................. 259
Selecting playba ckoptions .................. 259
Tr ac kl ist. ............................................ .259
Au thorized Mercedes-Benz service
center
see Qualified specialis tworks hop
Au tomatic ca rwash (care) ..................... 284 Au
tomatic distanc econtrol
seeD riving sy stem
Au tomatic drivin glights .......................... 111
Au tomatic engine star t( EC Os tart/
sto pfunction) .......................................... 132
Au tomatic engine stop(EC Os tart/
sto pfunction) .......................................... 132
Au tomatic fron tpassen gera ir bag
shu toff
see Front passenger air bag shutoff
Au tomatic mir rorf olding function
Swit ching on/of f................................. 120
Au tomatic transmission
DIRECT SELEC
Tselect or lever. ............ 135
Driv eprogram displa y.......................... 134
Driv eprogram s.................................... 134
DY NA MIC SELECT switc h.................... 134
Gearshif trecommendatio n.................. 138
Kickdown ............................................. 138
Tr ansmission position displa y............. .135
Tr ansmission positions. .......................135
B
BA S(Brak eAssis tSystem)
Drivin gsafet ys ystem. ......................... 148
Battery Key. ...................................................... .57
Batter y(12 V)
Charging .............................................. 301
No tes. ................................................. 299
St artin gassis tance .............................. 301
Belt Adjusting theh eight .............................. 35
Fa stening ............................................... 35
Re leasing .............................................. .36
Bel tair bag
Ac tivation .............................................. 31
Fu nction/no tes. ....................................3 5
Blind Spo tAssis t
Ac tivating/deactivating .......................1 90
Fu nction/no tes. .................................. 188
Sy stem limitations .............................. .188
Blo wer
see Climate control
414
Index