R
the syste mdetects moisture on the wind-
screen when the air-conditioning syste mis
switched on
R the battery's charge status is too low
Vehicle swithm anual transmission
! Onl
yengag egearw henthe clutch peda lis
depressed.
Th ee ngine is started automaticall yifyou:
R depress the clutch peda lfully
R depress the accelerator pedal
Vehicle switha utomati ctransmission
Th ee ngine is started automaticall yifyou:
R release the brake peda lintransmission
position Dor Nwhen the HOL Dfunctio nis
not active
R depress the accelerator pedal
R mov ethe transmission ou tofposition P
i Shifting the transmission to position
P
does not start the engine.
i If yo
ushift the transmission from Rto D,
the ECO start/sto pfunctio nisa vailable
agai nonce the ¤symbo lreappears in
green in the multifunctio ndisplay.
Deactivatin goractivatin gthe ECO
start/sto pfunction Al
lv eh icle s(exce pt AM Gvehicles) X
To deactivate: press ECO button :.
Indicator lamp ;and the ¤symbo lin
the multifunctio ndisplay go out.
X To activate: press ECO button :.
Indicator lamp ;lights up .Ifallconditions
for automatic engine switch-off
(Y page 184 )are fulfilled, the ¤symbol
is shown in green in the multifunctio ndis-
play.
If not al lconditions for automatic engine
switch-off (Y page 184)are met, the ¤
symbo lislityellow in the multifunctio ndis-
play .Ifthisist he case, the ECO start/stop
functio nisn ot available.
i If indicator lamp
;is off ,the ECO start/
sto pfunctio nhasbeen deactivated man-
uall yorast he resultofamalfunction. The
engine will the nnot be switched off auto-
maticall ywhent he vehicl estops.
AM Gvehicles X
To deactivate: in drive program C,press
ECO button :.
or X Switch to drive program S,S+ orM
(Y page 195).
Indicator lamp ;and the ¤symbo lin
the multifunctio ndisplay go out.
The Stop/Star tactive
Stop/Star tactive orStop/Start Stop/Start
inactive
inactive message in the AMG menu in the
multifunctio ndisplay goes out.
X To activate: press ECO button :.
Indicator lamp ;lights up. Driving
185Driving an dparking Z
Problems with the engine
Problem
Possible causes/consequences and
M
MSolutions The engine does not
start. The HOLD function or DISTRONIC PLUS is activated.
X Deactivat ethe HOLD function (Y page 228) or DISTRONIC
PLUS (Y page 224).
X Try to start the engine again. The engine does not
start. The starter motor
can be heard. R
There is amalfunction in the engine electronics.
R There is amalfunction in the fuel supply.
Before attempting to start the engine again:
X Turn the key back to position 0in the ignition lock.
or
X Press the Start/Stop button repeatedly until all indicator lamps
in the instrumen tcluster go out.
X Try to start the engine again (Y page 181). Avoid excessively
long and frequent attemptstos tart the engine, as this will drain
the battery.
If the engine does not start after several attempts: X Consult aqualified specialist workshop. The engine does not
start. The starter motor
can be heard. The
reserve fuel warning
lamp is lit and the fuel
gauge display shows 0. The fuel tank is empty.
X Refuel the vehicle. The engine does not
start. You cannot hear
the starter motor. The on-board voltage is too low because the battery is too weak or
discharged.
X Jump-start the vehicle (Y page 405).
If the engine does not start despite attemptstoj ump-start it:
X Consult aqualified specialist workshop. The starter motor was exposed to
athermal load that was too high.
X Allow the starter motor to cool down for approximately two
minutes.
X Try to start the engine again.
If the engine still does not start:
X Consult aqualified specialist workshop. Driving
187Driving and parking Z
Problem
Possible causes/consequences and
M
MSolutions The key battery is discharged or nearly discharged.
X Unlock the vehicle using the emergency key element
(Y page 96).
X Open the boot lid or the tailgate.
X Manuallyu nlock the fuel filler flap using the emergency release
(Y page 202). The fuel filler flap is unlocked, but the opening mechanism is jam-
med.
X Consult aqualified specialist workshop. Parking
Important safety notes
G
WARNING
Flammable material such as leaves, grass or
twigs may ignite if they come into contact with hot parts of the exhaust system or exhaust
gas flow. There is arisk of fire.
Park the vehicle so that no flammable mate-
rial can come into contact with hot vehicle
components. In particular, do not park on dry grassland or harvested grain fields. G
WARNING
If you switch off the ignition while driving,
safety-relevant functions are only available
with limitations, or not at all. This could affect, for example, the power steering and the brake
boosting effect.Y ou will require considerably
more effort to steer and brake. There is arisk
of an accident.
Do not switch off the ignition while driving. G
WARNING
If you leave children unattended in the vehi-
cle, they may be able to set the vehicle in
motion if, for example, they:
R release the parking brake
R shift the automatic transmission out of park
position Por shift manual transmission into
neutral
R start the engine
In addition, they may operate vehicle equip-
ment and become trapped. There is arisk of
an accident and injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children unattended in the vehicle.
! Always secure the vehicle correctly
against rolling away.O therwise, the vehicle
or its drivetrain could be damaged.
To ensure that the vehicle is safeguarded
against rolling away unintentionally:
R the parking brake must be applied
R on vehicles with manual transmission,
engage 1st gear or reverse gear
R on vehicles with automatic transmission,
the transmission must be in position Pand Parking
205Driving and parking Z
X
Releas ethe brak epedal.
X Releas ethe parkin gbrake.
X Switc hoff th eignition and leav ethe keyin
th ei gnition lock.
The engin ecan be switched off while th evehi-
cle is in motion by pressing and holdin gthe
Start/Sto pbutto nfor about three seconds.
This function operate sind ependentl yofthe
ECO start/sto pautomatic engin eswitch-off
function. Parking brake
G
WARNING
If you mus tbrak ethe vehicl ewitht he parking
brake, th ebrakin gdistanc eisconsid erably
longer and th ewheels could lock. This increa-
ses th eriskofs kiddin gand an accident.
Only use th eparkin gbrak etob rakethe vehi-
cle when th eservic ebrak eisf aulty. Do not
apply th eparkin gbrak etoo firmly. If the
wheels lock, release th eparkin gbrak euntil
th ew heels begi nturning again. G
WARNING
If you leav echildren unattended in th evehi-
cle ,the ym ay be able to set th evehicl ein
motion if, for example, they:
R release th eparkin gbrake
R shift th eautomati ctransmission out of park
position Por shift manual transmission into
neutral
R start th eengine
In addition ,the ym ay operate vehicl eequip-
men tand become trapped .There is ariskof
an acciden tand injury.
Whe nleavin gthe vehicle, always tak ethe key
wit hyou and loc kthe vehicle. Never leave
children unattended in th evehicle. The brak
elights do no tligh tupw hen you
brak ethe vehicl ewitht he parkin gbrake.
X To apply: depress parkin gbrake ;firmly.
The J indicato rlamp in th einstrument
cluste rlights up if th eengineisr unning.
X To release: depress thebrak epedal and
keep it depressed.
X Pull release handle :.
The J indicato rlamp in th einstrument
cluste rgoeso ut. Parking up th
evehicle
If you leav ethe vehicl eparked up for longer
than fou rweeks, th ebattery may be damaged
by exhaustive discharging.
If you leav ethe vehicl eparked up for longer
than six weeks, it may suffer from lack of use.
X Contac taqualified specialist workshop
and see kadvice.
i You can obtain information about trickle
chargers from aqualified specialist work-
shop. Driving tips
Genera
lnotes G
WARNING
If you switch off th eignition while driving,
safety-relevant function sare only available
wit hlimitations, or no tatall. This could affect,
for example, th epowe rsteerin gand th ebrake Driving tips
207Driving and pa rking
Z
R
you hav eswitched on th ecorre sponding
tur ns ignal
R DISTRONIC PLU Sdoesn otdetec tadanger
of collision
If these condition sare met ,your vehicl eis
accelerated. Acceleration will be interrupted
if changin glanes take stoo longorift hedis-
tanc ebetween your vehicl eand th evehicl ein
fron tbecome stoo small.
i Whe
nyou chang elanes, DISTRONIC
PLU Smonitor sthe leftlan e( on left-hand-
drive vehicles) or th eright lan e(on right-
hand-drive vehicles).
Vehicles wit hCOMAND Online Example: roundabout
i
The following function is no
toperational
in all countries.
DISTRONIC PLU Suses additional information
from your navigation system so that it can
adapt to certain traffic situations. This is the
cas eif, while following avehicle, DISTRONIC
PLU Sisa ctive and you:
R approac hordrive around aroundabout
R approac haT-junction
R tur no ffat am otorway exit
Even if th evehicl einf rontleaves th edetec-
tion range, DISTRONIC PLU Stem porarily
maintain sthe curren tdrivin gspeed and does
no ta ccelerate. This is base donthecurrent
map dat ainthenavigation system.
Afterwards, th evehicl eaccelerates bac kto
th es peed you set. The system take
sintoa ccoun tthe factthat
overtaking on th eright is no tpermitte don
motorways or high-speed major roads at
speeds abov e80km/h. The drivin gspeed is
adjusted to th espeed of th equeue of vehicles
in th eadjacent lan etotheleft.
i Prevention of overtaking on th
eright
applies to countrie swheretraffic drives on
th er ight .Inc ountrie swheretraffic drives
on th eleft, overtaking on th eleftisp reven-
te da ccordingly.
Stopping G
WARNING
Whe nleavin gthe vehicle, eve nifitisbraked
only by DISTRONIC PLUS, it could roll away if:
R there is amalfunction in th esystem or in
th ev oltag esupply.
R DISTRONIC PLU Shas been deactivated
wit hthe cruise contro llever, e.g. by avehi-
cle occupant or from outside th evehicle.
R thee lectrica lsystem in th eenginec om-
partment, th ebattery or th efuses have
been tampered with.
R theb attery is disconnected.
R thea ccelerator peda lhas been depressed,
e.g. by avehicl eoccupant.
There is ariskofana ccident.
If you wish to exit th evehicle, always tur noff
DISTRONIC PLU Sand secure th evehicle
against rollin gaway.
Fo rfurther information on deactivating
DISTRONIC PLU S(Ypage 224).
If DISTRONIC PLU Sdetects that th evehicl ein
fron tiss topping ,itbrakes your vehicl euntil it
is stationary.
Once your vehicl eisstationary, it remains
stationary and you do no tneedtod epress the
brake.
Dependin gonthespecified minimum dis-
tance, your vehicl ewill come to astandstill at
as ufficien tdistanc ebehin dthe vehicl ein
front. The specified minimum distanc eisset
usin gthe contro lont he cruise contro llever. 222
Driving syste
msDriving andparking
R
the electrical syste minthe engine com-
partment, the battery or the fuse saretam-
pered with
R the battery is disconnected
There is ariskofana ccident.
Before leaving the vehicle, always deactivate
the HOLD functio nand secur ethe vehicle
fro mr olling away.
! When DISTRONI
CPLUSort he HOLD
functio nisa ctivated ,the vehicl ebrakes
automaticall yincertain situations.
To avoi ddamag etothe vehicle, deactivate
DISTRONI CPLUSa nd the HOLD functio nin
the following or simila rsituations:
R when towing away
R in ac ar wash
Activatio nconditions Yo
uc an activate the HOLD functio nif:
R the vehicl eisstationary
R the engine is running or if it ha sbeena uto-
maticall yswitched off by the ECO start/
stop function
R the driver's door is close dorifyours eat
belt is fastened
R the parking brake is released
R the selector lever is in position D,Ror Non
vehicles with automatic transmission
R DISTRONI CPLUSisd eactivated
Activatin gthe HOL Dfunction X
Make sure tha tthe activatio nconditions
ar em et.
X Depres sthe brake pedal.
X Quickl ydepress the brake peda lfur ther
unti lthe ë message :appear sinthe
multifunctio ndisplay.
Th eH OLD functio nisa ctivated .You can
release the brake pedal.
i If depressing the brake peda
lthe first
time does not activate the HOLD function,
wait briefl yand the ntry again.
Deactivatin gthe HOL Dfunction Th
eH OLD functio nisd eactivated automati-
cally if:
R yo ua ccelerate. On vehicles with automatic
transmission: onl ywhent he transmission
is in position Dor R.
R yo us hift the transmission to position Pon
vehicles with automatic transmission.
R yo ud epress the brake peda lagain with a
certain amount of pressure until ëdis-
appear sfromt he multifunctio ndisplay.
R yo ua ctivate DISTRONI CPLUS.
When the HOLD functio nisa ctivated ,the
automatic transmission is automaticall yshif-
ted to position Pif:
R the driver's door is open and the driver's
seat belt is unfastened
R the engine is switched off ,unles sitisa uto-
maticall yswitched off by the ECO start/
stop function
R as ystem faul toccurs
R the powe rsuppl yisi nsufficient
On vehicles with amanualtransmission, you
will se eawarning message in the multifunc-
tio nd isplay in such cases:
Brake immediately Brake immediately
X Immediately depress the brake peda lfirmly
unti lthe warning message in the multifunc-
tio nd isplay goes out. This deactivates the
HOLD function. Driving systems
229Driving andparking Z
Activ
eParking Assist is activated automati-
cally when driving forwards .The system is
operational at speeds of up to approximately 35 km/h .While in operation, the system inde-
pendently locate sand measures parking
space sonb oths ides of the vehicle.
Activ eParking Assist will onl ydetect parking
spaces:
R parallel or at right angle stothe direction of
travel.
R tha tare parallel to the direction of travel
and ar eatleast1.5mw ide
R that are parallel to the direction of travel
and at leas t1.0ml onger than your vehicle
R that are at right angles to the direction of
travel and at least 1.0 mwider than your
vehicle
i Note that Active Parking Assist cannot
measure the size of aparking space if it is at
right angles to the direction of travel. You
will need to judge whether your vehicle will
fit in the parking space.
When driving at speeds below 30 km/h, you
will see parking symbol ;asas tatus indi-
cator in the instrument cluster. When apark-
ing space has been detected, an arrow
towards the right or the left also appears.
Active Parking Assist only display sparking
spaces on the front-passenger side as stand- ard. Parking spaces on the driver's side are
displayed as soon as the turn signal on the
driver's side is activated. When parking on the driver's side, this must remain activated untilyou confirm the use of Active Parking Assist
by pressing the abutton on the multi-
function steerin gwheel. The system auto-
matically determines whether the parking
space is parallel or at right angles to the direc-
tion of travel.
Ap arking space is displayed while you are
driving past it, and until you are approx-
imately 15 maway from it. Parking G
WARNING
If you leave the vehicle when it is only being
braked by Active Parking Assist it could roll
away if:
R there is amalfunction in the system or in
the voltage supply.
R the electrical system in the engine com-
partment ,the battery or the fuses are tam-
pered with.
R the battery is disconnected.
R the vehicle is accelerated, e.g. by avehicle
occupant.
There is arisk of an accident.
Before leaving the vehicle, alwayss ecure it
against rolling away.
i Vehicles with automatic transmission:
When PARKTRONIC detect sobstacles,
Active Parking Assist brakes automatically
during the parking process. You are respon-
sible for braking in good time.
X Stop the vehicle when the parking symbol
shows the desired parking space in the
instrument cluster.
X Vehicles with manual transmission: shift to
reverse gear.
Vehicles with automatic transmission: shift
to position R.
The Start
Start Park ParkAssist?
Assist? Yes:
Yes:OK
OKNo:
No:
% message appears in the multifunction
display.
X To cancel the procedure: press the%
button on the multifunction steerin gwheel
or pull away.
or
X To parku sing Active Parking Assist:
press the abutton on the multifunction
steerin gwheel.
The Park Assist active Accelerate
Park Assist active Accelerate
and
and brake
brake Observe
Observe surroundings
surroundings mes-
sage appears in the multifunction display. Driving systems
241Driving and parking Z
Saloon
Estate
X Press the ball coupling in the direction of
the arrow unti litengages behind the
bumper.
Saloon: indicator lamp ?goe soutand the
messag einthe multifunction display dis-
appears.
Estate: indicator lamp =goe soutand the
messag einthe multifunction display dis-
appears.
i Fol
dthe ball coupling back in if yo uare not
using the traile rtow hitch. Traile
rpower supply
! You can connect accessorie
switha
power rating of up to 240 Wtothe perma-
nent power suppl yand with apower rating
of up to 180 Wtothe power suppl ythat is
switched on via the ignition lock.
The traile rbattery may not be charge dfrom
the power supply. X
To switc hthe connecte dpower supply
on or off: turn the key in the ignition lock to
position 2or 0respectivel y(Ypage 179).
Whe nitleavest he factory, your vehicle's
traile rsocke tise quipped with apermanent
power suppl yand apower suppl ythat is
switched on via the ignition lock.
The permanent power suppl yissupplie dvia
traile rsocke tpin9.
The power suppl ythat is switched on via the
ignition lock is supplie dvia traile rsocke tpin
10.
The trailer's permanent power suppl yis
switched off in the event of low vehicle supply
voltage and afte rsix hours at the latest.
You can find more information abou tinstal-
ling the traile relectrics at aquali fied special-
ist workshop. Failure check for LEDs
i If LED lamps are fitted in the trailer, a
malfunction messag emay appea rinthe
multifunction display eve nifthere is no
fault. The reason for the erro rmessag emay
be that the current ha sfalle nbelow the
minimum of 50 mA.
To ensure reliabl eindication of the failure,
each LED chain in the traile rlighting mus tbe
guaranteed aminimum current of 50 mA. Traile
rwith7 -pinc onnector
General notes Traile
rwith7 -pinc onnector: youc an con-
nect to the 13-pi nsocke tont he ball coupling
using an adapter or, if necessary, an adapter
cable .Both can be obtained at aquali fied
specialist workshop.
Fitting the adapter !
Make sure that there is sufficient cable
play so that the cable cannot become
detached when cornering. 272
Towin
gatrailerDrivin gand parking