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18In briefParking■ Always apply the parking brake without pressing the release button.Apply as firmly as possible on a
downhill slope or uphill slope.
Depress the foot brake at the same
time to reduce operating force.
■ Switch off the engine. Turn the ignition key to position 0 and
remove it. Turn the steering wheel
until the steering wheel lock is felt
to engage.
For vehicles with automatic
transmission, the key can only be
removed when the selector lever is in the P position.
■ If the vehicle is on a level surface or
uphill slope, engage first gear or set the selector lever to P before
switching off the ignition. On an uphill slope, turn the front wheels
away from the kerb.
If the vehicle is on a downhill slope, engage reverse gear or set the
selector lever to P before switching
off the ignition. Turn the front
wheels towards the kerb.■ Lock the vehicle with button p on
the radio remote control.
■ Activate the anti-theft alarm system
3 25.
■ Do not park the vehicle on an easily
ignitable surface. The high
temperature of the exhaust system
could ignite the surface.
■ Close windows and sunroof.
■ The engine cooling fans may run after the engine has been switched
off 3 146.
■ After running at high engine speeds
or with high engine loads, operate the engine briefly at a low load or
run in neutral for approx.
30 seconds before switching off, in
order to protect the turbocharger.
Keys, locks 3 19.
Laying the vehicle up for a long period
of time 3 145.
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Keys, doors and windows19Keys, doors and
windowsKeys, locks ................................... 19
Doors ........................................... 24
Vehicle security ............................ 25
Exterior mirrors ............................ 27
Interior mirrors ............................. 29
Windows ...................................... 29
Roof ............................................. 32Keys, locks
Keys Replacement keys
The key number is specified in the
Car Pass or on a detachable tag.
The key number must be quoted
when ordering replacement keys as it
is a component of the immobiliser
system.
Locks 3 191.
The code number of the key adapter
for the locking wheel bolts is specified
on a card. It must be quoted when
ordering a replacement key adapter.
Wheel changing 3 183.
Lock cylinders Designed to free-wheel if they are
forcefully rotated without the correct
key or if the correct key is not fully
inserted. To reset, turn cylinder with
the correct key until its slot is vertical,
remove key and then re-insert it. If the
cylinder still free-wheels, turn the key through 180° and repeat operation.Key with foldaway key section
Press button to extend. To fold the
key, first press the button.
Car Pass The Car Pass contains security
related vehicle data and should
therefore be kept in a safe place.
When the vehicle is taken to a
workshop, this data is needed in order
to perform certain operations.
Page 34 of 231
32Keys, doors and windows
If the sun visors have integral mirrors,the mirror covers should be closed
when driving.Roof
Sunroof9 Warning
Take care when operating the
sunroof. Risk of injury, particularly to children.
Keep a close watch on the
movable parts when operating
them. Ensure that nothing
becomes trapped in them as they
move.
Sunroof can be operated with ignition on.
Operated via a rocker switch in the
roof console.
Press the button briefly for activation
in steps. Hold down the button for
longer for automatic opening.
Raise
With the sunroof closed, press ü.
The sunroof is raised at the rear.
Open Press ü again with the sunroof in the
raised position. The sunroof opens
automatically until it reaches its end
position.
To close: press d.
Page 35 of 231
Keys, doors and windows33Caution
When using a roof rack, check thefree movement of the sunroof in
order to avoid damage. It is only
permitted to raise the sunroof
when a roof rack is installed.
Notice
If the top of the roof is wet, tilt
sunroof, allow water to run off and
then open sunroof.
Do not affix any stickers to sunroof.
Close
Hold down d until the sunroof is
completely closed.
Sunblind
The sunblind is manually operated.
Close or open the sunblind by sliding. When the sunroof is open, the
sunblind is always open.
Overload
If the system is overloaded, the powersupply is automatically cut-off for a
short time. The system is protected by
fuses in the fuse box 3 166.
Initialising the sun roof
If the sunroof cannot be operated,
activate the electronics as follows:
with ignition on, close the sunroof and
hold d depressed for at least
10 seconds.
Seek the assistance of a workshop to
have the cause of the fault remedied.
Page 38 of 231

36Seats, restraints
■ Sit with shoulders as far backagainst the backrest as possible.Set the backrest to an angle so that it is possible to reach the steering
wheel with arms slightly bent.
Maintain contact between
shoulders and the backrest when
turning the steering wheel. Do not
tilt the backrest too far back. We
recommend a maximum angle of
approx. 25°.
■ Adjust the steering wheel 3 70.
■ Set the seat high enough to have a
clear field of vision on all sides and
on all display instruments. There
should be at least one hand of
clearance between head and the
roof frame. Thighs should rest
lightly on the seat without pressing
into it.
■ Adjust the head restraint 3 34.
■ Adjust the height of the seat belt 3 39.Seat adjustment9 Danger
Do not sit nearer than 25 cm from
the steering wheel, to permit safe
airbag deployment.
9 Warning
Never adjust seats while driving as
they could move uncontrollably.
Seat positioning
Pull handle, slide seat, release
handle.
Seat backrests
Turn handwheel. Do not lean on
backrest when adjusting.
Page 47 of 231
Seats, restraints45Fit the seat belt correctly and
engage securely. Only then is the
airbag able to protect.
Side airbag system
The side airbag system consists of an
airbag in each front seat backrest.
This can be identified by the word
AIRBAG .
The side airbag system is triggered in the event of an accident of a certain
severity. The ignition must be on.
The risk of injury to the upper body
and pelvis in the event of a side-on
collision is considerably reduced.
9 Warning
Keep the area in which the airbag
inflates clear of obstructions.
Notice
Only use protective seat covers that have been approved for the vehicle.Be careful not to cover the airbags.
Curtain airbag system
The curtain airbag system consists of
an airbag in the roof frame on each
side. This can be identified by the
word AIRBAG on the roof pillars.
The curtain airbag system is triggered
in the event of an accident of a certain severity. The ignition must be on.
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46Seats, restraints
The risk of injury to the head in the
event of a side impact is considerably reduced.
9 Warning
Keep the area in which the airbag
inflates clear of obstructions.
The hooks on the handles in the
roof frame are only suitable for
hanging up light articles of
clothing, without coat hangers. Do
not keep any items in these
clothes.
Airbag deactivation
Front airbag and side airbag systems for the front passenger seat must be
deactivated if a child restraint system
is to be fitted on this seat. The curtain
airbag system, the belt tensioners
and all driver airbag systems will
remain active.
There is a warning label on the side
of the instrument panel, visible when
the front passenger door is open.
Control indicator W and LEDs in the
button not on:
Airbag systems for the front
passenger are active. No child
restraint systems can be installed.
Control indicator W and LEDs in
button on:
Front passenger airbags are
deactivated and will not inflate in the
event of a collision. A child restraint system according to the chart Child
restraint installation locations can be
installed 3 49.
Page 54 of 231

52Seats, restraintsIsofix child restraint
systems
Fasten vehicle-approved ISOFIX
child restraint systems to the
mounting brackets.
When using ISOFIX mounting
brackets for seat mounting,
universally approved child restraint
systems for ISOFIX may be used.
ISOFIX mounting brackets are
indicated by a label on the backrest.
Closely follow the installation
instructions accompanying the
ISOFIX child restraint system.
Top-tether child restraint
systems
Depending on country-specific
equipment, the vehicle might have
two or three fastening eyes.
Fasten Top-tether child restraint
systems to the fastening eyes on the
back of the rear seat and to the
passenger seat rail in the rear foot
well. The strap must run between the
two guide rods of the head restraint.
On the pillar trim of the rear roof and
on the attachment points are symbols
indicating the attachment eyes on
which to mount the child restraint
system.
When using Top-tether for seat
mounting, universally approved child restraint systems for Top-tether may
be used.
Closely follow the installation
instructions accompanying the
Top-tether child restraint system.