ProblemPossible causes/consequences andMSolutions
Aside window cannot be
closed because it is
blocked by objects, e.g.
leaves in the window
guide.XRemove the objects.
XClose the side window.
As ide window cannot be
closed and you cannot
see the cause.If as ide window is obstructed during closing and reopens again
slightly:
XImmediately after the window blocks, pull the correspondings witch
again until the side window has closed.
The side window is closed with increased force.
If as ide window is obstructed again during closing and reopens again
slightly:
XImmediately after the window blocks, pull the correspondings witch
again until the side window has closed.
The side window is closed without the automatic reversing feature.
Panoramar oof with power tilt/sliding
panel
Important safety notes
In the following section, the term "sliding sun-
roof" refers to the panorama roof with power
tilt/sliding panel.
GWARNING
While opening and closing the sliding sunroof, body parts in close proximity could become
trapped. There is arisk of injury.
Make sure that no body parts are in close
proximity during the opening and closing pro-
cedures.
If somebody becomes trapped:
Rrelease the switch immediately, or
Rduring automatic operation, push the
switch briefly in any direction
The opening or closing procedure will be stop- ped.
GWARNING
If children operate the sliding sunroof they
could become trapped, particularly if they are left unsupervised. There is arisk of injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
GWARNING
At high speeds the raised sliding sunroof auto-
matically lowers slightly at the rear. This could
trap you or other persons. There is arisk of
injury. Make sure that nobody reaches into
the sweep of the sliding sunroof whilst the
vehicle is in motion.
If somebody becomes trapped, immediately
pull back the sliding sunroof switch. The slid-
ing sunroof lifts during opening.
!Only open the sliding sunroof if it is free of
snow and ice. Otherwise, malfunctions may
occur.
Do not allow anything to protrude from the
sliding sunroof. Otherwise, the seals could be
damaged.
!The weather can change abruptly. It could
start to rain or snow. Make sure that the slid- ing sunroof is closed when you leave the vehi-
cle. The vehicle electronics can be damaged if
water enters the vehicle interior.
iResonance noises can occur in addition to
the usual airflow noises when the sliding sun- roof is open. They are caused by minor pres-
Panoramar oof with power tilt/sliding panel85
Opening and closing
Z
Correct driver's seat position
GWARNING
You coul dlose control of your vehicle if you do
th ef ollowingw hile driving:
Radjust thedriver'ss eat,head restraint,
steering wheel or mirrors
Rfasten th eseat belt
Thereisar iskofana ccident.
Adjust th edriver'ss eat,head restraint ,steer-
ing wheel and mirror and fasten your seat belt before starting th eengine.
Observ ethe followingw hen adjusting steering
wheel :,seat belt ;and driver'ss eat=:
Ryou are as far away from th edriver'sa ir bag as
possible
Ryou are sittin ginanormalupright position
Ryour thighs are slightly supported by th eseat
cushion
Ryour legs are no tentirely stretched and you
can depress th epedals properly
Rtheb ack of your head is supported at eye level
by th ecente roft hehead restraint
Ryou can hold th esteering wheel withy our
arm sslightly bent
Ryou can mov eyour legs freely
Ryou can see all th edisplays in th einstrument
cluste rclearly
Ryou should have agood overview of traffic
conditions
Rth es eat belt is pulled snugly against th ebody
and is routed across th ecente rofy our shoul-
der and across your hips in th epelvic area
Further related subjects:
RAdjustin gthe seatsm anually (Ypage 91)
RAdjustin gthe seatse lectrically
(Ypage 92)
RAdjustin gthe steering wheel manually
(Ypage 95)
RFastenin gthe seat belt correctly
(Ypage 44)
RAdjustin gthe rear-view mirror and exterior
mirror s(Ypage 96)
RVehicles with amemory function: saving
th es eat,s teering wheel and exterior mirror
settings usingt hememory function
(
Ypage 99)
Seats
Important safety notes
GWARNING
Children coul dbecome trapped if they adjust
th es eats, particularly when unattended.
Thereisar iskofi njury.
When leaving th evehicle ,always tak ethe
SmartKey withy ou and lockthevehicle .Never
leave childre nunsupervised in th evehicle.
The seatsc an still be adjusted when there is no
SmartKey in th eignition lock.
GWARNING
When you adjust aseat,y ou or other vehicle
occupants coul dbecome trapped, e.g .onthe
seat guide rail. Thereisar iskofi njury.
Makes ure when adjusting aseat that no one
has any body part sinthesweep of th eseat.
Observ ethe safety note son"Air bags"
(
Ypage 45 )and "Children in th evehicle"
(Ypage 54).
GWARNING
If th edriver'ss eat is no tengaged,itc ould
mov eunexpectedly while th evehicle is in
90Seats
Seats, steerin gwheel and mirrors
Problems with the seat heating
ProblemPossible causes/consequences andMSolutions
The seat heating has
switched off prematurely
or cannot be switched
on.The on-board voltage is too low because too many electrical consum-
ers are switched on.
XSwitch off electrical consumers that you do not need, such as the
rear window defroster or interior lighting.
Once the battery is sufficiently charged, the seat heating will switch
back on automatically.
Steering wheel
Important safety notes
GWARNING
You could lose control of your vehicle if you do the following while driving:
Radjust the driver's seat, head restraint,
steering wheel or mirrors
Rfasten the seat belt
There is arisk of an accident.
Adjust the driver's seat, head restraint,s teer-
ing wheel and mirror and fasten your seat belt before startin gthe engine.
GWARNING
Children could injure themselves if they
adjust the steering wheel. There is arisk of
injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
Adjusting the steering wheel
GWARNING
If the steering wheel is unlocked while the
vehicle is in motion, it could change position
unexpectedly. This could cause you to lose
control of the vehicle. There is arisk of an
accident.
Before startin goff, make sure the steering
wheel is locked. Never unlock the steering
wheel while the vehicle is in motion.
:Release lever
;Adjustst he steering wheel height
=Adjuststhe steering wheel position (fore-
and-aft adjustment)
XPush release lever :down completely.
The steering column is unlocked.
XAdjust the steering wheel to the desired posi-
tion.
XPush release lever :up completely.
The steering column is locked.
XCheck if the steering column is locked. When
doing so, try to push the steering wheel up or down or try to move it in the fore-and-aft
direction.
Steering wheel95
Seats, steering wheela nd mirrors
Z
The rear-view mirror and the exterior mirror on
the driver's side automatically go into anti-glare
mode if:
Rthe ignition is switched on and
Rincident light from headlamps strikes the sen-
sor in the rear-view mirror
The mirrors do not go into anti-glare mode if
reverse gear is engaged or if the interior lighting
is switched on.
Parking position for the exterior mir-
ror on the front-passenger side
Setting and storing the parking position
You can set the front-passenger side exterior
mirror such that you can see the rear wheel on
that side as soon as you engage reverse gear.
You can store this position.
:Button for the driver's side exterior mirror
;Button for the front-passenger side exterior
mirror
=Button for the exterior mirror setting
?Memory button M
XMake sure that the vehicle is stationary.
XTurn the SmartKey to position 2in the igni-
tion lock (Ypage 122).
XPress button ;.
XEngage reverse gear.
The exterior mirror on the front-passenger
side moves to the default parking position.
XUse button=to adjust the exterior mirror to
ap osition that allows you to see the rear
wheel and the curb.
The parking position is stored.
iIf you shift the transmission to another posi-
tion, the front-passenger side exterior mirror
return stothe driving position.
Calling up astored parking position set-
ting
XTurn the SmartKey to position 2in the igni-
tion lock (Ypage 122).
XAdjust the front-passenger side exterior mir-
ror using the corresponding button
(
Ypage 96).
XEngage reverse gear.
The exterior mirror on the front-passenger
side moves to the stored parking position.
The exterior mirror on the front-passenger side
moves back to its original position:
Ras soon as you exceed aspeed of 9mph
(15 km/h)
Rabout ten seconds after you have disengaged
reverse gear
Rwhen you use button :to select the exterior
mirror on the driver's side
Memory function
Important safety notes
GWARNING
If you use the memory function on the driver's side while driving, you could lose control of
the vehicle as aresult of the adjustments
being made. There is arisk of an accident.
Only use the memory function on the driver's
side when the vehicle is stationary.
GWARNING
When the memory function adjusts the seat,
you and other vehicle occupants–p articularly
children –could become trapped. There is a
risk of injury.
While the memory function is making adjust-
ments, make sure that no one has any body
parts in the sweep of the seat. If somebody
becomes trapped, immediately release the
memory function position button .The adjust-
ment process is stopped.
GWARNING
Children could become trapped if they acti-
vate the memory function, particularly when
unattended. There is arisk of injury.
98Memory function
Seats, steering wheel and mirrors
When leaving the vehicle, alwaystake the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
The memory function can be used at any time,
e.g. even when the SmartKey is not in the igni-
tion lock.
Storing settings
With the memory function, you can store up to
three differents ettings, e.g. for three different
people.
The following settings are stored as asingle
memory preset:
Rseat and backres tposition
Rdriver's side: position of the exterior mirrors
on the driver's and front-passenger sides
XAdjust the seat (Ypage 92).
XAdjust the exterior mirror on the driver's side
(Ypage 96).
XBriefly press the Mmemory button and then
press preset position button 1,2or 3within
three seconds.
The settings are stored in the selected preset
position. Atones ounds when the settings
have been completed.
Calling up astored setting
XPress and hold the relevant preset position
button 1,2or 3until the seat and exterior
mirrors are in the stored position.
iThe setting procedure is interrupted as soon
as you release the storage position button.
Memoryf unction99
Seats, steering wheel and mirrors
Z
operates independently of the ECO start/stop
automatic engine switch-off function.
Key positions with the Start/Stop button
:Start/Stop button
;Ignition lock
As soon as the ignition is switched on, all the
indicator lamps in the instrument cluster light
up.
For further information on situations in which an indicator lamp either fails to go out after the
engine is started or lights up while driving,
please refer to "Warning and indicator lamps in
the instrument cluster" (
Ypage 219).
If Start/Stop button :has not yet been
pressed, this is the same as the SmartKey being
removed from the ignition.
XTo switch on the power supply: press
Start/Stop button :once.
The power supply is switched on. You can now
activate the windshield wipers, for example.
The power supply is switched off again if:
Rthe driver's door is opened and
Ryou press Start/Stop button :twice when in
this position
XTo switch on the ignition: press Start/Stop
button :twice.
The ignition is switched on.
If you press Start/Stop button :once when
in this position, the ignition is switched off
again.
Removing the Start/Stop button
You can remove the Start/Stop button from the ignition lock and start the vehicle as normal
using the SmartKey.
You can only switch between Start/Stop button
mode and SmartKey operation when the vehicle
is stationary. You must also engage park position
j.
XRemove Start/Stop button:from ignition
lock ;.
You do not have to remove the Start/Stop but-
ton from the ignition lock when you leave the
vehicle. You should, however, alwayst ake the
SmartKey with you when leaving the vehicle. As
long as the SmartKey is in the vehicle:
Rthe vehicle can be started using the Start/
Stop button
Rthe electrically powered equipment can be
operated
Starting the engine
Important safety notes
GWARNING
If children are left unsupervised in the vehicle,
they could:
Ropen the doors, thus endangering other
people or road users.
Rget out and disrupt traffic.
Roperate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
Rrelease the parking brake.
Rshifting the automatic transmission out of
park position P
RStart the engine.
There is arisk of an accident and injury.
When leaving the vehicle, alwayst ake the
SmartKey with you and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children.
GWARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Inhaling
these exhaust gases leads to poisoning. There
is ar isk of fatal injury. Therefore never leave
the engine runningine nclosed spaces with-
out sufficient ventilation.
Driving123
Driving and parking
Z
At transmission fluid temperaturesbelow Ò4‡
( Ò20 †),y oucan onlys hift outofp arkp osition
j into another transmission positio nwhent he
engine is running.
In order to shift from park position jdirectly
into korh:
Rdepress the brake peda land
Rpush the DIRECT SELECTl ever up or down
past the first point of resistance
Engagin gpark position Pautomatically
Park position jis automaticall yengaged if:
Ryous witch off the engine using the SmartKey
and remove the SmartKey
Ryo us witch off the engine using the SmartKey
or using the Start/Stop button and open the
driver's door or front-passenger door
Ryo uo pent he driver's door when the vehicl eis
stationar yorwhend riving at averyl ow speed
and the transmission is in position hork
Unde rcertain conditions, the automatic trans-
mission shifts to transmission position jauto-
maticall yifthe HOLD functio norDistance Pilot
DISTRONICi sactivated.O bservethe informa-
tio nont he HOLD functio n(
Ypage 157)and
Distance Pilo tDISTRONIC(Ypage 154).
Engagin grevers egearR
!Onlym ove the automatic transmission to
k when the vehicl eisstationary.
XDepres sthe brake and kee pitpressed.
XPush the DIRECT SELECTl ever up past the
first point of resistance.
The ECO start/stopf unctio nisn ot available
when revers egearise ngaged .Further informa-
tio nont he ECO start/stopf unction
(
Ypage 126).
Shiftin gtoneutral N
GWARNING
If children ar eleftu nsupervised in the vehicle,
they could:
Ropen the doors,t husendangering other
people or roadu sers.
Rget outa nd disrupt traffic.
Roperate the vehicle's equipment.
Additionally, children could set the vehicl ein
motion if, for example, they:
Rrelease the parking brake.
Rshifting the automatic transmission outo f
park position P
RStartthe engine.
There is ariskofana ccident and injury.
Whe nleavi ng the vehicle, always take the
SmartKeyw ithy ou and lock the vehicle. Never
leav echildren or animals unattended in the
vehicle. Alway skeept he SmartKeyo utof
reach of children.
XIf the transmission is in position hork:
push the DIRECT SELECTl ever up or down to
the first point of resistance.
XIf the transmission is in position j:depress
the brake peda land push the DIRECT SELECT
lever up or down to the first point of resist-
ance.
If yo uswitch the engine off with the transmis-
sion in position korh,t he automatic trans-
mission shifts to iautomatically.
With the SmartKey: if youthen open the driv-
er' sd oorort he front-passenger door or remove
the SmartKeyf rom the ignition, the automatic
transmission shifts to jautomatically.
With the Start/Stopb utton:if youthen open
the driver's door or the front-passenger door,
the automatic transmission shifts to jauto-
matically.
If yo uwantthe automatic transmission to
remai ninneutral i,e.g.w he
n
h aving the vehi-
cle cleane dinanautomatic car wash with a
towing system:
XVehicles with the Start-Stop button:
remove the Start-Stop button from the igni-
tio nlock.
XInsert the SmartKeyi nto the ignition lock.
XAllv eh icles: switch the ignition on.
XDepres sthe brake peda land kee pit
depressed.
XEngage neutral i.
XReleasethe brake pedal.
XReleas ethe electri cparking brake.
XSwitch off the ignition and leav ethe SmartKey
in the ignition lock.
Automatict ransmission131
Driving andparking
Z
You must make sure that fuel does not comeint oc ontac twith your skin ,eyes or clothing
and that it is not swallowed. Do not inhale fuel
vapors.K eep fuel away from children.
If you or others com eintoc ontac twith fuel,
observet he following:
RWash away fuel from skin immediately
using soap and water.
RIf fuel comes int ocontac twith your eyes,
immediately rinse the mthoroughly with
clean water. Seek medical assistanc ewith-
out delay.
RIf fuel is swallowed, seek medical assis-
tance without delay. Do not induc evomit-
ing.
RImmediately change out of clothing which
has com eintoc ontac twith fuel.
GWARNING
Electrostatic buildup can create sparksa nd
ignit efuel vapors.T here isarisk of fire and
explosion.
Always touc hthe vehicle body beforeo pening
the fuel filler flap or touching the fuel pump
nozzle. An yexisting electrostatic buildup is
thereby discharged.
!Do not use diesel to refuel vehicles with a
gasolinee ngine. Do not switc honthe ignition
if you accidentally refuel with the wrongf uel.
Otherwise, the fuel will enter the fuel system. Even small amount softhe wrongf uel could
result in damage to the fuel syste mand the
engine. Notify aqualified specialis tworkshop
and have the fuel tan kand fuel lines drained
completely.
!Overfilling the fuel tan kcould damage the
fuel system.
!Take care not to spill any fuel on painted
surfaces. You could otherwise damage the
paintwork.
!Use afilter when adding fuel from afuel can.
The fuel lines and/or the fuel injection system
could otherwise be blocked by particles from
the fuel can. Do not get int
othe vehicle again during the refu-
eling process. Otherwise, electrostatic charge
could build up again.
If you overfill the fuel tank, fuel could spray out
when the fuel pump nozzle is removed.
For further information on fuel and fuel quality
(
Ypage 315).
Refueling
Genera linformation
Pay attention to the importan tsafetyn otes
(Ypage 138).
The fuel filler flap is unlocked/locked automat-
ically when you unlock/lock the vehicle with the
SmartKey.
The position of the fuel filler cap is displayed
æ in the instrumentc luster. The arrow on the
filling pump indicates the side of the vehicle.
Opening th efuel filler flap
:To open the fuel filler flap
;Tire pressure table
=To inser tthe fuel filler cap
?Instruction label for fuel type to be refueled
XSwitch off the engine.
XRemove the SmartKey from the ignition lock.
or, in vehicles with KEYLESS-GO start-function
or KEYLESS‑ GO
XOpen the driver's door.
The vehicle electronics are now in position
g.This is the same as the SmartKey being
removed from the ignition.
XPress the fuel filler flap in the direction of
arrow :.
The fuel filler flap swings up.
Refueling139
Driving and parking
Z