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35 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Central locking switch
1Locking
2Unlocking
The central locking switch is located in the center
console.
The doors and trunk can only be locked with the central
locking switch if both front doors are closed.
If the vehicle was previously locked with the central
locking switch, while in the selective remote control
mode, only the door opened from the inside is unlocked.If the vehicle was previously locked with the central
locking switch, while in the global remote control mode,
the complete vehicle is unlocked when a front door is
opened from the inside.
Notes:
If the vehicle was previously locked with the remote
control, the doors and trunk cannot be unlocked with
the central locking switch.
The fuel filler flap cannot be locked or unlocked with
the central locking switch.
If the vehicle has previously been locked from the
outside, opening a door from the inside will trigger the
alarm. To cancel the alarm, insert the electronic key in
the steering lock or press buttonŒ or‹ on the
electronic key.
Wa r n i n g !
When leaving the vehicle always remove the
electronic key from the steering lock, and lock
your vehicle. Do not leave children unattended in
the vehicle, or with access to an unlocked vehicle.
Unsupervised use of vehicle equipment may cause
serious personal injury.
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36 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Automatic central locking
The central locking switch also operates the automatic
central locking.
With the automatic central locking system activated,
the doors and trunk are locked at vehicle speeds of
approximately 9 mph (15 km / h) or more. The fuel filler
flap remains unlocked.
To a c ti va te :
With electronic key in steering lock position 2 hold
upper portion of switch (1) for a minimum of 5 seconds.
To deactivate:
With electronic key in steering lock position 2 hold
lower portion of switch (2) for a minimum of 5 seconds.
Notes:
If doors are unlocked with the central locking switch
after activating the automatic central locking, and
neither door is opened, then the doors remain unlocked
even at vehicle speeds of approximately 9 mph
(15 km / h) or more.If a door is opened from the inside at speeds of
approximately 9 mph (15 km / h) or less with the
automatic central locking activated, the door will again
be automatically locked at speeds of approximately
9 mph (15 km / h) or more.
Important!
When towing the vehicle, or with the vehicle on a
dynamometer test stand, please, note the following:
With the automatic central locking activated and the
electronic key in steering lock position 2, the vehicle
doors will lock if the left front wheel as well as the right
rear wheel spin at vehicle speeds of approximately
9 mph (15 km / h) or more.
To prevent the vehicle door locks from locking,
deactivate the automatic central locking.
Emergency unlocking in case of accident
The doors unlock automatically a short time after a
strong deceleration is detected, such as in a collision
(this is intended to aid rescue and exit).
Driving on rough roads may cause the vehicle to unlock.
If necessary, the vehicle can be locked again with the
central locking switch, see page 35.
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37 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Trunk
When the trunk is separately locked, it remains locked
when centrally unlocking the vehicle.
To deny any unauthorized person access to the trunk,
lock it separately with the mechanical key. Leave only
the electronic key less its mechanical key with the
vehicle.
Notes:
In case of a malfunction in the central locking system
the trunk can be unlocked individually.
To unlock and open the trunk lid, turn mechanical key
to position 1, hold and push to open.
The mechanical key does not operate the central
locking system or antitheft alarm system.
When unlocking the trunk with the mechanical key, the
exterior lamps will flash and the alarm will sound.
To cancel the alarm, insert the electronic key in the
steering lock or press buttonŒ or‹ on the
electronic key.
If the fuel filler flap cannot be opened, see page 299.0Neutral position – push to open (arrow)
1Unlocking
2Separate locking of trunk – remove mechanical key
in this position (only vehicles built prior 09/01).
The vehicle production date (e.g. 09/01) can be
found on the certification label, which is located on
the driver’s door pillar, see page 313.
The trunk lid cannot be opened by the trunk lid release
switch or the electronic key when previously locked
separately with the mechanical key.
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Page 41 of 350
38 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Lower trunk lid using handle (3) or recessed grip (4)
and close it with grip molding (5). Please remember to
keep your fingers out of the space between the lid and
the vehicle.Important!
Do not place mechanical key inside trunk, since trunk
is locked again when the lid is closed if the vehicle has
been previously centrally locked.
Wa r n i n g !
To prevent possible personal injury, always keep
hands and fingers away from the trunk opening
when closing the trunk lid. Be especially careful
when small children are around.
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Page 42 of 350
39 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Trunk lampIf the trunk is to remain open for a long period of time,
the trunk lamp can be switched off by pulling out the
plunger in the switch (arrow). This prevents the vehicle
battery from being discharged.
When the trunk lid is closed, the switch will reset and
turn on the lamp next time the lid is opened.
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40 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Trunk lid release switch
The switch is located on the center console.
The trunk lid will swing open automatically. You should
always make sure there is sufficient clearance.
A minimum height clearance of 5.9 ft. (1.8 m) is
required to open the trunk lid.
To open the trunk, the vehicle must be at standstill.
Pull up on switch until trunk lid is open.
The indicator lamp in the switch remains on with trunk
lid open.Notes:
The trunk can also be opened by using the remote
control. Press Š button.
The trunk lid cannot be opened by the switch or the
remote control when previously locked separately with
the mechanical key. To open, see page 37.
The trunk lid cannot be opened with the trunk lid
release switch when the vehicle was previously locked
with the remote control. To unlock vehicle with the
remote control, see page 27.
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Page 44 of 350

41 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Trunk lid emergency release
(vehicles built prior to September 2001)
The emergency release button (1) is located in the trunk
lid.
Briefly press emergency release button (1).
The doors, the fuel filler flap, and the trunk unlocks;
and the trunk lid opens.
The vehicle production date (e.g. 09/01) can be found
on the certification label, which is located on the
driver’s door pillar, see page 313.Note:
The emergency release button (1) only unlocks and
opens the trunk while the vehicle is not in motion.
Important!
The emergency trunk lid release button (1), does not
open the trunk lid, if the trunk has been locked using
the mechanical key or if the vehicle battery is
discharged or disconnected.
Illumination of the emergency release button (1):
The button will blink for 30 minutes after opening the
trunk.
The button will blink for 60 minutes after closing the
trunk.
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Page 45 of 350
42 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Trunk lid emergency release
(vehicles built September 2001 and later)
The emergency release button (1) is located in the trunk
lid.
Briefly press emergency release button (1).
The trunk unlocks and the trunk lid opens.
The vehicle production date (e.g. 09/01) can be found
on the certification label, which is located on the
driver’s door pillar, see page 313.Important!
The emergency trunk lid release button (1), does not
open the trunk lid, if the vehicle battery is discharged or
disconnected.
Illumination of the emergency release button (1):
The button will blink for 30 minutes after opening the
trunk.
The button will blink for 60 minutes after closing the
trunk.
W210.book Seite 42 Mittwoch, 30. Mai 2001 11:45 11