Page 89 of 350

Observe the following when adjusting the
head restraints:
X Do not rotate the head restraints of the
front and rear seats.
Otherwise, you cannot adjust the height
and angle of the head restraints correctly.
X Adjust the head restraint so that it is as
close as possible to your head.
Adjusting the front seat head restraint
height :
Head restraint height
; Seat cushion angle
= Seat height
? Seat fore-and-aft adjustment
A Backrest angle
X Slide head restraint adjustment button :
up or down in the direction of the arrow.
Adjusting the luxury head restraints X
To adjust the side bolsters of the head
restraint: push or pull right and/or left- hand side bolster
:into the desired posi-
tion.
X To adjust the angle of the head
restraint: push or pull the head restraint in
the direction of arrow ;.
Resetting the front seat head restraints It is necessary to reset the front seat head
restraints after the voltage supply has been
interrupted, e.g. if the battery has been com-
pletely discharged or disconnected.
X Make sure that the cup holder on the center
console is folded down (Y page 254).
X Move the seat as far forward as possible
and the head restraint in as far as possible.
Rear seat head restraints Important safety notes
G
WARNING
If head restraints are not installed and adjus-
ted correctly, they cannot provide protection
as intended. There is an increased risk of
injury in the head and neck area, e.g. in the
event of an accident or when braking.
Always drive with the head restraints instal-
led. Before driving off, make sure for every
vehicle occupant that the center of the head
restraint supports the back of the head at
about eye level.
Observe the following when adjusting the
head restraints: X Do not rotate the head restraints of the
front and rear seats.
Otherwise, you cannot adjust the height
and angle of the head restraints correctly.
X Adjust the head restraint so that it is as
close as possible to your head. Seats
87Seats, steering wheel and mirrors Z
Page 90 of 350

Adjusting the rear seat head restraint
height X
Once the head restraint is fully lowered,
press release catch :.
X To raise: pull the head restraint up to the
desired position.
X To lower: press release catch :and push
the head restraint down until it is in the
desired position.
Installing/removing the rear seat head
restraints
X To remove: pull the head restraint up to
the stop.
X Press release catch :and pull the head
restraint out of the guides.
X To re-install: place the head restraint in
the guides of the backrest.
i The notches on the guide rod must be on
the left-hand side when viewed in the direc- tion of travel.
X Push the head restraint down until you hear
it engage in position. Adjusting the multicontour seat
:
To adjust the thigh cushion
; To adjust the backrest contour in the lum-
bar region
= To adjust the backrest contour in the
upper back region
? To adjust the side bolsters of the seat
backrest
You can adjust the contour of the front seats individually so as to provide optimum support
for your back and sides.
X Make sure that the SmartKey is in position
1 or 2(Y page 133) in the ignition lock. Adjusting the 4-way lumbar support
You can adjust the contour of the front seat
backrests individually to provide optimum
support for your back. :
To raise the backrest contour
; To soften the backrest contour
= To lower the backrest contour
? To harden the backrest contour 88
SeatsSeats, steering wheel and
mirrors
Page 91 of 350

Switching the seat heating on/off
General notes G
WARNING
Repeatedly switching on the seat heating can
cause the seat cushion and backrest pads to
become very hot. The health of persons with
limited temperature sensitivity or a limited
ability to react to excessively high tempera-
tures may be affected or they may even suffer burn-like injuries. There is a risk of injury.
Therefore, do not switch the seat heating on
repeatedly.
The red indicator lamps in the button indicate the heating level you have selected.
X Make sure that the SmartKey is in position
2 in the ignition lock.
i If the battery voltage is too low, the seat
heating may switch off.
One or more of the indicator lamps in the
seat heating button are flashing.
Switching the front-seat heating on/off X
To switch on: press button:repeatedly
until the desired heating level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
i The system automatically switches from
level 3to level 2after approximately
8 minutes. The system automatically switches from
level
2to level 1after approximately
10 minutes.
The system automatically switches off
approximately 35 minutes after it is set to
level 1.
Switching the rear-seat heating on/off X
To switch on: press button:repeatedly
until the desired heating level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
i The system automatically switches from
level 3to level 2after approximately
8 minutes.
The system automatically switches from
level 2to level 1after approximately
10 minutes.
The system automatically switches off
approximately 35 minutes after it is set to
level 1.
Problems with the seat heating If the on-board voltage is too low, the seat
heating is switched off automatically.
X Switch off electrical consumers that you do
not need, such as the rear window
defroster or interior lighting.
If the on-board voltage is only interrupted
briefly, the seat heating will switch back on Seats
89Seats, steering wheel and mirrors Z
Page 92 of 350

automatically. If the seat heating is not
switched on automatically:
X Switch on the seat heating manually
(Y page 89) Switching the seat ventilation on/off
Switching on/off Seat ventilation is only available for the front
seats.
The three blue indicator lamps in the buttons
indicate the ventilation level you have selec-
ted.
X Make sure that the SmartKey is in posi-
tion 2(Y page 133) in the ignition lock.
X To switch on: press button:repeatedly
until the desired ventilation level is set.
i If you open the side windows and the slid-
ing sunroof using the SmartKey
(Y page 78), the driver's seat ventilation
automatically switches to the highest level.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
i If the battery voltage is too low, the seat
ventilation may switch off. Problems with the seat ventilation If one or all of the indicator lamps in the seat
ventilation button are flashing, the seat ven-
tilation has switched off automatically. The
vehicle's electrical system voltage is too low
because too many electrical consumers are
switched on.
X Switch 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 ventilation will switch back on auto-
matically. Steering wheel
Important safety notes
G
WARNING
You could lose control of your vehicle if you do the following while driving:
R adjust the driver's seat, head restraint,
steering wheel or mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt before starting the engine. G
WARNING
Children could injure themselves if they
adjust the steering wheel. There is a risk of
injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never leave children unsupervised in the vehicle.
The electrically adjustable steering wheel can
still be adjusted when there is no SmartKey in
the ignition lock. 90
Steering wheelSeats, steering wheel and
mirrors
Page 93 of 350

Adjusting the steering wheel
:
To adjust the steering wheel height
; To adjust the steering wheel position
(fore-and-aft adjustment)
i If the driver's door is open, the steering
wheel can be adjusted for up to 30 minutes
after the ignition has been switched off.
i Further related subjects:
R EASY-ENTRY/EXIT feature
(Y page 92)
R Storing settings (Y page 95) Steering wheel heating
Activating/deactivating :
To switch on the steering-wheel heating
; To switch off the steering-wheel heating
= Indicator lamp
The steering-wheel heating heats the leather
areas of the steering wheel. X
To activate: make sure that the SmartKey
is in position 1or 2in the ignition lock.
X Turn the catch in the direction of arrow :.
Indicator lamp =lights up.
X To deactivate: make sure that the Smart-
Key is in position 1or 2in the ignition lock.
X Turn the catch in the direction of arrow ;.
Indicator lamp =goes out.
i The steering wheel heating does not
switch off automatically.
i The steering wheel heating may switch off
temporarily if:
R the temperature in the vehicle interior is
above 86 ‡ (30 †)
R the temperature of the steering wheel is
above 95 ‡ (35 †)
Indicator lamp =remains on.
i The steering wheel heating is deactivated
if you remove the SmartKey from the igni-
tion lock.
Problems with the steering wheel heat- ing :
To switch on the steering-wheel heating
; To switch off the steering-wheel heating
= Indicator lamp Steering wheel
91Seats, steering wheel and mirrors Z
Page 94 of 350

If steering wheel heating indicator lamp
=is
flashing, the steering wheel heating has
switched off automatically. The vehicle's
electrical system voltage is too low because
too many electrical consumers are switched
on.
X Switch off electrical consumers that you do
not need, such as the rear window
defroster or interior lighting.
Once the battery is sufficiently charged, the steering wheel heating will switch back on
automatically. Steering wheel EASY-ENTRY/EXIT fea-
ture
Important safety notes G
WARNING
When the EASY-ENTRY/EXIT feature adjusts
the steering wheel and the driver's seat, you
and other vehicle occupants – particularly
children – could become trapped. There is a
risk of injury.
While the EASY-ENTRY/EXIT feature is mak-
ing adjustments, make sure that no one has
any body parts in the sweep of the seat and
the steering wheel.
If somebody becomes trapped:
R press one of the memory function position
buttons, or
R press one of the memory function memory
buttons, or
R move the switch for steering wheel adjust-
ment in the opposite direction to that in
which the steering wheel is moving
The adjustment process is stopped. G
WARNING
If you drive off while the EASY-ENTRY/EXIT
feature is making adjustments, you could lose
control of the vehicle. There is a risk of an
accident.
Always wait until the adjustment process is
complete before driving off. !
Do not activate the EASY-ENTRY/EXIT
feature, if the seat backrest is reclined too
far backwards. This can damage the front
or rear seats. You must first move the back- rest to a vertical position.
The EASY-ENTRY/EXIT feature makes getting
in and out of your vehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature in the on-board com-
puter (Y page 208).
Position of the steering wheel when the EASY-ENTRY/EXIT feature is active The steering wheel moves upwards and
towards the dashboard if:
R you remove the SmartKey from the ignition
lock or
R you open the driver's door with the Smart-
Key in position 0or 1in the ignition lock
i The steering wheel only moves upwards
and towards the dashboard if it has not
already reached the upper steering limiter.
Position of the steering wheel for driv-
ing The steering wheel is moved to the last selec-
ted position when:
R the driver's door is closed
R you insert the SmartKey into the ignition
lock
The last position of the steering column is
stored when you switch off the ignition or
when you store the setting with the memory
function (Y page 95). Mirrors
Rear-view mirror
X Adjust the rear-view mirror by hand so you
have a good overview of the traffic condi-
tions behind you. 92
MirrorsSeats, steering wheel and mirrors
Page 95 of 350

Exterior mirrors
Adjusting the exterior mirrors G
WARNING
The exterior mirror on the front-passenger
side reduces the size of the image. Visible
objects are actually closer than they appear.
This means that you could misjudge the dis-
tance from road users traveling behind, e.g.
when changing lane. There is a risk of an acci-
dent.
For this reason, always make sure of the
actual distance from the road users traveling
behind by glancing over your shoulder. X
Make sure that the SmartKey is in position
1 or 2in the ignition lock (Y page 133).
X Press button :to select the left-hand
exterior mirror.
or
X Press button ;to select the right-hand
exterior mirror.
X Press button =up, down, or to the left or
right until you have adjusted the exterior
mirror to the correct position. You should
have a good overview of traffic conditions.
i The convex exterior mirrors provide a
larger field of vision.
i The exterior mirrors are heated automat-
ically if the rear window defroster is
switched on and the outside temperature is
low. Folding the exterior mirrors in/out elec-
trically X
Make sure that the SmartKey is in position
1 or 2in the ignition lock (Y page 133).
X Briefly press button :.
Both exterior mirrors fold in or out.
i Make sure that the exterior mirrors are
always folded out fully while driving. They
could otherwise vibrate.
i If you are driving faster than 9 mph
(15 km/ h), you can no longer fold in the
exterior mirrors.
Setting the exterior mirrors If the battery has been disconnected or com-
pletely discharged, the exterior mirrors must
be reset. The exterior mirrors will otherwise
not fold in when you select the "Fold in mir-
rors when locking" function in the on-board
computer (Y page 209).
X Make sure that the SmartKey is in position
1 in the ignition lock (Y page 133).
X Briefly press button :. Mirrors
93Seats, steering wheel and mirrors Z
Page 96 of 350

Folding the exterior mirrors in/out
automatically If the "Fold in mirrors when locking" function
is activated in the on-board computer
(Y page 209):
R the exterior mirrors fold in automatically as
soon as you lock the vehicle from the out-
side.
R the exterior mirrors fold out again automat-
ically as soon as you unlock the vehicle and
then open the driver's or front-passenger
door.
Exterior mirror pushed out of position X
Press button :repeatedly until you hear
the mirror engage in position.
The mirror housing is engaged again and
you can adjust the exterior mirrors as usual
(Y page 93). Automatic anti-glare mirrors
The rear-view mirror and the exterior mirror
on the driver's side automatically go into anti- glare mode if:
R the ignition is switched on and
R incident light from headlamps strikes the
sensor in the rear-view mirror
i 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/storing the parking position Using reverse gear
:
Left-hand exterior mirror
; Right-hand exterior mirror
= Adjustment button
? Memory button
You can position the front-passenger side
exterior mirror in such a way that you can see
the rear wheel on that side as soon as you
engage reverse gear. You can store this posi- tion.
X Make sure that the vehicle is stationary and
that the SmartKey is in position 2in the
ignition lock (Y page 133).
X Press button ;for the exterior mirror on
the front-passenger side.
X Engage reverse gear.
The exterior mirror on the front-passenger
side moves to the preset parking position.
X Use adjustment button =to adjust the
exterior mirror to a position that allows you to see the rear wheel and the curb.
The parking position is stored.
i If you shift the transmission to another
position, the exterior mirror on the front-
passenger side returns to the driving posi-
tion. 94
MirrorsSeats, steering wheel and
mirrors