Page 8 of 284
2In BriefIn Brief
Picture no: 18398s.tif
Unlocking the car: Turn the key in
the driver’s door lock towards the
front or press the button
q
Open the door by pulling on the door
handle. To open the tailgate, press in the
button under the handle recess and pull
the tailgate upwards.
Key 326,
Electronic immobiliser 327,
Personalised key 339,
Central locking with key 332,
Remote control 3 31,
Central locking 332,
Anti-theft device 3333,
Alarm system 337,
Child lock 339.
Picture no: 18159s.tif
To adjust front seat leg room:
Pull handle, slide seat,
release handle Seats 348, Seat position 350.
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Page 9 of 284
3
In Brief
Picture no: 18160s.tif
To adjust front seat backrests:
Turn handwheel Do not lean on seat backrest whilst
adjusting it.
Seats 348,
Seat position 350,
Folding down the front passenger
seat 349.
Picture no: 18161s.tif
Front seat height
3: Operate lever
on the door side of seat
Pump action of lever
Seats 349, Seat position 350.
Picture no: 18480s.tif
To fold the front seat backrests
forward
3: Lift the locking lever,
fold the backrest forward, lower
the locking lever, backrest
engages folded forward
3,
slide the seat forward
3
To push the seat back to upright, it
engages in its original position 3. Lift the
locking lever 3, move the backrest back to
upright, lower the lock ing lever, backrest
engages.
Folding the backrest forwards is possible
only when the backrest is in an upright
position.
Front seats 348.
Upwards: Seat higher
Downwards: Seat lower
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Page 32 of 284

26 Keys, doors, windows, sun roofKeys, doors, windows,
sun roof
Replacement keys The key number is specified in the
Car Pass3.
The key is part of the electronic immobiliser.
Locks 3230.
Picture no: 17027t.tif
Key with foldaway key section
3
Press button to extend. To retract, press
button and audibly engage key blade. Car PassThe Car Pass contains safety-related
vehicle data and should therefore be kept
in a safe place.
When the car is taken to a workshop, the
Car Pass data is needed in order to
perform certain operations.
Replacement keys ............................... 26
Key with foldaway key section
3....... 26
Car Pass................................................ 26
Electronic immobiliser.......................... 27
Central locking system with key activation 3....................................... 28
Remote control 3................................. 31
Central locking system with remote control 3............................................ 32
Malfunction in remote control ............ 35
Malfunction in central locking system. 35
Luggage compartment....................... 36
Anti-theft alarm system 3.................. 37
Child safety locks 3............................. 39
Personalised key .................................. 39
Exterior mirrors..................................... 42
Interior mirror ....................................... 44
Manual window operation .................. 44
Electric windows 3 on the front doors 45
Sun roof 3............................................ 46
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Page 33 of 284

27
Keys, doors, windows, sun roof
Picture no: 17349t.tif
Electronic immobiliser The system checks whether the vehicle is
allowed to start with the key used. Once
the transponder in the key is recognised,
the vehicle can be started.
The electronic immobiliser activates
automatically when the key is removed
from the ignition switch.
Picture no: 18231s.tif
Control indicator for immobilizer A
Control indicator A illuminates briefly
when the ignition is switched on.
If the control indicator flashes when the
ignition is on, there is a fault in the system;
the engine cannot be started. Switch off
the ignition and then repeat the start
attempt.
If the control indicator A continues to
flash, please try to start the engine using
the second key and contact a workshop. If control indicator
A illuminates after the
engine has started, there is a fault in the
engine electronics or transmission
electronics 33142, 3148, 3156 or there is
water in the diesel fuel filter 33244.
Note
The immobiliser does not lock the doors.
You should always lock the vehicle after
leaving it and switch on the anti-theft
alarm system 3 3 33, 337.
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Page 34 of 284
28 Keys, doors, windows, sun roof
Picture no: 18407s.tif
Central locking system with key
activation
3
Used to unlock and lock doors and
luggage compartment.
Central locking system with remote
control332.
Picture no: 18408s.tif
To unlock
Turn the key in the driver’s door lock to the
front: all doors and the luggage
compartment will be unlocked.
Pull handle to open doors.
Fuel filler cap 3153.
Picture no: 18158s.tif
Open luggage compartment
When the central locking system is
unlocked, pull the button beneath the
lever.
After fitting certain accessories, it might
not be possible to keep the tailgate in the
open position.
9
Warning
Do not drive with the tailgate open or
ajar, e.g. when transporting bulky
objects, since toxic exhaust gas could
penetrate the interior.
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Page 35 of 284

29
Keys, doors, windows, sun roof
Picture no: 18246s.tif
Close luggage compartment
Close the luggage compartment with the
handle on the inside of the tailgate.
Do not operate the button beneath the
handle when closing. Otherwise the
luggage compartment will once again be
unlocked.
Picture no: 18409s.tif
To lock
Close doors and luggage compartment.
Turn the key in the driver’s door lock
towards the rear: all doors and the
luggage compartment will be locked.
Fuel filler cap 3153.
Picture no: 18243s.tif
Central locking button for locking and
unlocking the doors from inside the
vehicle
Press button m in the centre console: doors
are locked or unlocked.
The LED in the central locking button m
comes on for approx. 2 minutes once the
vehicle is locked with the key in the driver’s
door lock.
If the doors are locked from inside using the
central locking button while the vehicle is in
motion, the LED m stays on.
If the key is in the ignition, locking is only
possible if all doors are closed.
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Page 36 of 284

30 Keys, doors, windows, sun roofMalfunction in central locking system
To unlockTurn the key in the driver’s door lock to the
front until it stops. Turn the key back and
remove it. The other doors can be opened
by pulling the handle on the inside of the
doors. The luggage compartment and fuel
filler cap remain locked.
Picture no: 18410s.tif
To lockPut the key in the opening above the lock
on the inside of the door and activate the
lock audibly by lifting with the key, then
close the door. This procedure must be
followed for every door. The driver’s door
can also be locked from the outside using
the lock. The unlocked fuel filler cap and
tailgate or boot lid cannot be locked. Note
z
If the driver’s door is not closed properly,
the central locking system will not lock.
z To lock the doors from the inside (e. g. to
prevent unwanted entry from outside),
press central locking button m in the
centre console.
z The doors can also be opened from the
inside by pulling the handle even when
the central locking system is locked.
z Locked doors unlock automatically in
the event of an accident of a certain
severity (to allow external help to gain
access). The hazard warning lamps and
courtesy lamp also come on. For this to
occur, the key must be in the ignition
switch.
z If the central locking system is
overloaded as a result of repeated
operation at short intervals, the power
supply is cut off for a brief period.
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Page 37 of 284

31
Keys, doors, windows, sun roof
Picture no: 17029t.tif
Remote control
3
Depending on the equipment of the
vehicle, one of the remote controls
depicted on this page will be used.
The remote control is integrated in the key.
Used to operate:
zcentral locking system,
z mechanical anti-the ft locking system 3,
z anti-theft alarm system 3.
On cars with electric windows, the windows
can be opened and closed from outside
using the remote control 3345.
Picture no: 17030t.tif
The remote control has a range of
approx. 5 metres. This range can be
affected by outside influences. Aim the
remote control at the vehicle to operate.
The hazard warning lamps flash to confirm
remote control operation.
Handle the remote control with care,
protect it from mo isture and high
temperatures and avoid unnecessary
operation. Fault
If the central locking system cannot be
operated with the remote control, it may be
due to the following:
z
Range exceeded.
z Remote control battery voltage too low.
Change battery.
z Frequent, repeated operation of the
remote control outside the reception
range of the vehicle (e.g. too far from
vehicle, remote control is then no longer
recognised). Remote control
synchronisation.
z If the central locking system is
overloaded as a result of repeated
operation at short intervals. The power
supply is cut off for a brief period.
z Interference from higher-power radio
waves from other sources.
Open driver’s door with key 335.
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