Page 49 of 277
Seats, restraints47Seat height
Lever pumping motion
up:seat higherdown:seat lowerSeat inclination
Press switch
at the rear:front end higherat the front:front end lowerLumbar support
Adjust lumbar support using the four-way switch to suit personal
requirements.
Moving support up and down: push switch up or down.
Increasing and decreasing support:
push switch forwards or backwards.
Page 50 of 277
48Seats, restraintsAdjustable thigh support
Pull the lever and slide the thigh
support.
Power seat adjustment
9 Warning
Care must be taken when
operating the power seats. There
is a risk of injury, particularly for
children. Objects could become
trapped.
Keep a close watch on the seats
when adjusting them. Vehicle
passengers should be informed
accordingly.
Longitudinal adjustment
Move switch forwards / backwards.
Seat height
Move switch upwards / downwards.
Seat inclination
Page 51 of 277

Seats, restraints49Move front of switch upwards /
downwards.
Backrest inclination
Turn switch forwards / backwards.
Lumbar support, adjustable thigh
support, see manual seat adjustment 3 46.
Memory function for power seat
adjustment
Two different driver's seat settings
can be stored.
Vehicle personalisation 3 105.
Storing memory position
● Adjust driver's seat to desired position.
● Press and hold M and 1 or 2
simultaneously until a chime sounds.
Recall of memory positions
Press and hold 1 or 2 until the stored
seat position has been reached.
Releasing the button during seat
movement cancels the recall.
Safety function
If the driver's seat encounters
resistance during movement, the
recall may stop. After removing the
obstruction, press and hold the
appropriate memory position button
for 2 seconds. Try recalling the
memory position again. If the recall
does not operate, consult a
workshop.
Overload
If the seat setting is electrically
overloaded, the power supply is
automatically cut-off for a short time.
Note
After an accident in which airbags
have been deployed, the memory
function for each position button will
be deactivated.
Page 52 of 277
50Seats, restraintsArmrest
The armrest can be slid forwards by
10 cm. Pull the handle to slide the
armrest. Under the armrest there is a storage compartment.
Heating
Adjust heating to the desired setting
by pressing ß for the respective seat
one or more times. The control
indicator in the button indicates the
setting.
Prolonged use of the highest setting
for people with sensitive skin is not
recommended.
Seat heating is operational when
engine is running and during an
Autostop.
Stop-start system 3 139.
Ventilating
Activate ventilation by pressing A for
the respective front seat.
Ventilated seats are operational when
engine is running and during an
Autostop.
Stop-start system 3 139.
Page 53 of 277
Seats, restraints51Rear seats
Armrest
Fold armrest down. The armrest
contains cupholders.
Heating
Adjust seat heating by turning thumb
wheel ß for the respective rear outer
seat to the desired setting.
Prolonged use of the highest setting
for people with sensitive skin is not
recommended.
Seat heating is operational when engine is running and during an
Autostop.
Seat belts
The seat belts are locked during
heavy acceleration or deceleration of
the vehicle, holding the occupants in
the seat position. Therefore the risk of injury is considerably reduced.
9 Warning
Fasten seat belt before each trip.
In the event of an accident, people
not wearing seat belts endanger their fellow occupants and
themselves.
Page 54 of 277

52Seats, restraintsSeat belts are designed to be used byonly one person at a time.
Child restraint system 3 61.
Periodically check all parts of the belt system for damage, soiling and
proper functionality.
Have damaged components
replaced. After an accident, have the
belts and triggered belt pretensioners
replaced by a workshop.
Note
Make sure that the belts are not
damaged by shoes or sharp-edged
objects or trapped. Prevent dirt from getting into the belt retractors.
Seat belt reminder
Each seat is equipped with a seat belt reminder, indicated by a control
indicator X for the respective seat in
the roof console 3 93.
Belt force limiters
Stress on the body is reduced by the
gradual release of the belt during a
collision.Belt pretensioners
In the event of a head-on, rear-end or
side-on collision of a certain severity,
the front and rear seat belts are
tightened. The front seat belts are
tightened by two pretensioners per
seat. The outer rear seat belts are
tightened by one pretensioner per
seat.9 Warning
Incorrect handling (e.g. removal or
fitting of belts) can trigger the belt
pretensioners.
Deployment of the belt pretensioners
is indicated by continuous illumination
of control indicator v 3 93.
Triggered belt pretensioners must be replaced by a workshop. Belt
pretensioners can only be triggered
once.
Note
Do not affix or install accessories or
other objects that may interfere with
the operation of the belt
pretensioners. Do not make any
modifications to belt pretensioner components as this will invalidate
the operating permit of your vehicle.
Three-point seat belt
Fasten
Withdraw the belt from the retractor,
guide it untwisted across the body
and insert the latch plate into the
buckle. Tighten the lap belt regularly
whilst driving by pulling the shoulder
belt.
Page 55 of 277
Seats, restraints53
Loose or bulky clothing prevents the
belt from fitting snugly. Do not place
objects such as handbags or mobile
phones between the belt and your body.
9 Warning
The belt must not rest against hard
or fragile objects in the pockets of
your clothing.
Seat belt reminder X 3 93.
Height adjustment
1. Pull belt out slightly.
2. Press the button to disengage the
height adjuster and push it
upwards or downwards.
Adjust the height so that the belt lies
across the shoulder. It must not lie
across the throat or upper arm.
Do not adjust while driving.
Page 56 of 277
54Seats, restraintsUnfasten
To release belt, press red button on
belt buckle.
Using seat belts while pregnant9 Warning
The lap belt must be positioned as
low as possible across the pelvis
to prevent pressure on the
abdomen.
Airbag system
The airbag system consists of a
number of individual systems
depending on the scope of
equipment.
When triggered the airbags inflate
within milliseconds. They also deflate
so quickly that it is often unnoticeable
during the collision.9 Warning
The airbag system deploys in an
explosive manner, repairs must be performed by skilled personnel
only.
9 Warning
Adding accessories that change
the vehicle's frame, bumper
system, height, front end or side
sheet metal, may keep the airbag
system from working properly. The operation of the airbag system can
also be affected by changing any
parts of the front seats, seat belts,