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G
WARNING
If head restraints are not installed and
adjusted 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
installed. 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.
General notes Observe the important safety notes regarding
the seats (Y
page 109).
Do not rotate the head restraints of the front
and rear seats. Otherwise, you cannot adjust
the height and angle of the head restraints to
the correct position.
Adjusting the angle of the head
restraints Example: Sedan
X
Push or pull the lower edge of the head
restraint in the direction of the arrow. Adjusting the height of the head
restraints electrically X
To adjust the head restraint height: slide
switch for head restraint adjustment :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
position.
X To adjust the angle of the head
restraint: push or pull the head restraint in
the direction of arrow ;.
i Adjust the head restraint so that the back
of your head is as close to the head
restraint as possible. Seats
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Rear seat head restraints
Lowering the rear seat head restraints
from the front X
Turn the SmartKey to position 2in the
ignition lock (Y page 159).
X Press button :.
Adjusting the rear seat head restraint
height Example: Sedan
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.
i If you pull the head restraint forward
slightly, you will require less effort when
making adjustments. Adjusting the rear seat head restraint
angle
Example: Sedan
X
Pull or push the top of the head restraint
until it is in the desired position.
Removing and installing the rear seat
head restraints G
WARNING
If head restraints are not installed and
adjusted 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
installed. 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. Example: Sedan
The rear head restraints can only be removed
and re-installed on vehicles with the through-
loading facility.112
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Page 115 of 430

X
Release the rear seat backrest and fold it
slightly forwards ( Ypage 303).
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: replace the head restraint so
that the notches on the bar are on the left
when viewed in the direction of travel.
X Push the head restraint down until you hear
it engage in position.
X Fold back the rear seat backrest until it
engages. Adjusting the active multicontour
seat
Overview i
Depending on the vehicle's equipment,
operation is performed using COMAND or
the control panel on the seat. :
To adjust the seat cushion length
; To switch the dynamic function on or off
= To adjust the side bolsters of the seat
backrest
? To switch the massage function on or off
A To adjust the contour of the backrest to
increase/decrease support
B To adjust the height/depth of the
backrest contour
The active multicontour seat on the driver's
side automatically adapts the sides of the
backrest to your current driving style. You can adjust the contour of the seat individually so
as to provide optimum support for your back
and sides.
Dynamic function The dynamic function adjusts the air cushions
in the side bolsters of the seat backrests to
ensure ideal lateral support at all times. You
can choose between two levels.
X
To switch on: press button;once or
twice until the desired level is set.
One or two indicator lamps in button ;
light up.
X To switch off: press button;repeatedly
until all indicator lamps in button ;go out.
You can select the following levels: Level 1 (one
indicator lamp) Standard setting:
slightly increased
lateral support and
slow build-up of air
pressure in the side
bolsters of the seat
backrest. Level 2 (two
indicator lamps) Sport setting:
increased lateral
support and fast
build-up of pressure
in the side bolsters
of the seat backrest. Massage function (PULSE)
The massage function helps you to prevent
muscle tension on long journeys. You can
choose between two levels.
X
To switch on: press button?once or
twice until the desired level is set.
One or two indicator lamps in button ?
light up. The air cushions in the lumbar
region vibrate for approximately
20 minutes. Seats
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Adjusting with COMAND
The multicontour seat function is only
available on the driver's side.
You can adjust the active multicontour seat
using COMAND. You can find further
information in the separate COMAND
Operating Instructions. Adjusting the 4-way lumbar support
:
To raise the backrest contour
; To soften the backrest contour
= To lower the backrest contour
? To harden the backrest contour
You can adjust the contour of the front seat
backrests individually to provide optimum
support for your back. Folding bench seat in the cargo
compartment (Wagon)
Important safety notes G
WARNING
If the backrests of the rear bench seat are not
locked in the upright position, the backrest
may fold down while driving. In this case, the
seatbelt may not perform its intended
protective function. There is an increased risk
of injury.
Make sure that the backrests of the rear
bench seat are locked in the upright position. The folding bench seat in the cargo
compartment is only suitable for persons no
more than 4.6 ft
(1.40 m)tall and weighing a
maximum of 110 lb (50 kg).
Observe the loading guidelines
(Y page 298).
The maximum permissible weight available
for passengers may be reduced by extensive
optional extras and the vehicle load. Observe
the maximum gross vehicle weight and the
gross axle weight rating, which can be found
on the vehicle identification plate
(Y page 416).
The combined cargo cover and net must be
installed if you are using the folding bench
seat (Y page 308).
Folding out the folding bench seat X
Make sure that the backrests of the rear
bench seat are locked in the upright
position.
X Move the handle for the combined cargo
cover and net upwards (Y page 308).
X Pull release handle :and fold the
backrest of the folding bench seat
upwards. 114
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Page 117 of 430
X
Hook the seat belts into retainers =.
X Pull release handle ;and fold the folding
bench seat cushion into the sitting
position.
X Push down the seat cushion until the
backrest engages fully.
X Fold the head restraints upwards.
Installing and removing the seat
cushion You must remove the seat cushion if you wish
to lift the trunk floor, e.g. if the vehicle has a
flat tire.
X To remove: fold seat cushion ;upwards
and remove it from seat cushion
guides :. X
To install: push seat cushion ;into seat
cushion guides :at a slight angle from the
rear =.
X Fold seat cushion ;back into its original
position ?until it engages.
Folding back the folding bench seat X
Pull the seat cushion upwards by tab :
and fold it back into its original position
until it engages. X
Press release button :and fold the head
restraints down. Seats
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!
In order to avoid causing damage, push
the head restraints completely into their
guides and click the seat belt buckles into
their guides. X
Press release button :and push the head
restraints all the way in.
X Fold backrest ;of the folding bench seat
into its original position until it engages. Switching the seat heating on/off
Activating/deactivating 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
temperatures 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. Driver's and front-passenger seat
Canada only: rear seat
The three red indicator lamps in the button
indicate the heating level you have selected.
Driver's and front-passenger seat:
the
system automatically switches down from
level 3to level 2after approximately eight
minutes.
Rear seat: the system automatically
switches down from level 3to level 2after
approximately five minutes.
The system automatically switches down
from level 2to level 1after approximately ten
minutes.
The system automatically switches off
approximately 20 minutes after it is set to
level 1.
X Turn the SmartKey to position 1or 2in the
ignition lock (Y page 159).
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. 116
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i
If the battery voltage is too low, the seat
heating may switch off. Seats
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Problems with the seat heating
Problem Possible causes/consequences and
M
MSolutions The seat heating has
switched off
prematurely or cannot
be switched on. The on-board 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 heating will
switch back on automatically. Switching the seat ventilation on/off
Activating/deactivating Driver's and front-passenger seat
The three blue indicator lamps in the buttons
indicate the ventilation level you have
selected.
X Turn the SmartKey to position 1or 2in the
ignition lock (Y page 159).
X To switch on: press button:repeatedly
until the desired ventilation level is set.
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.
i You can open the side windows and the
sliding sunroof using the "Convenience
opening" feature (Y page 99). The seat
ventilation of the driver's seat
automatically switches to the highest level. 118
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