Page 33 of 350
30 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Choosing global or selective mode on remote control
Press and hold transmit buttons ‹ and Œ
simultaneously for five seconds to reprogram the
remote control. Battery check lamp will blink two times
indicating the completed mode change.Opening the trunk
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.
Press transmit button Š until trunk lid is open.
Important!
Do not place remote control in trunk since trunk is
locked when the lid is closed if the vehicle is centrally
locked.
Note:
If the trunk was previously locked separately, it will
remain locked, see page 37.
W210.book Seite 30 Mittwoch, 30. Mai 2001 11:45 11
Page 34 of 350

31 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Opening and closing windows and
sliding / pop-up roof from outside
(summer opening / convenience feature)
Aim transmitter eye of remote control at a door receiver.
Summer opening:
Continue to press transmit button Œ after unlocking
the vehicle.
The windows and sliding / pop-up roof begin to open
after approximately 1 second.
To interrupt opening procedure, release transmit
button.
Convenience feature:
Continue to press transmit button ‹ after locking
the vehicle.
The windows and sliding / pop-up roof begin to close
after approximately 1 second.
To interrupt closing procedure, release transmit button.Ensure that all side windows and the sliding/pop-up
roof are properly closed before leaving the vehicle.
Note:
If the windows and sliding / pop-up roof cannot be
operated automatically by pressing the transmit button
of the remote control then it may be necessary to
change the batteries in the electronic key (if ok, battery
check lamp in electronic key will light briefly when
transmitting), or to synchronize the remote control, see
page 294 and 296.
Wa r n i n g !
Never operate the windows or sliding / pop-up roof
if there is the possibility of anyone being harmed
by the opening or closing procedure.In case the procedure causes potential danger, the
procedure can be immediately halted by releasing
the remote control button. To reverse direction of
movement press Œ for opening or ‹ for
closing.
W210.book Seite 31 Mittwoch, 30. Mai 2001 11:45 11
Page 38 of 350

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.
W210.book Seite 35 Mittwoch, 30. Mai 2001 11:45 11
Page 43 of 350

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.
W210.book Seite 40 Mittwoch, 30. Mai 2001 11:45 11
Page 46 of 350

43 Antitheft alarm system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Antitheft alarm system
1Indicator lamp in switch located in center console
The antitheft alarm is automatically armed or disarmed
with the remote control by locking or unlocking the
vehicle.
The antitheft alarm is armed within approximately
15 seconds after locking the vehicle.
A blinking lamp (1) indicates that the alarm is armed.Operation:
Once the alarm system has been armed, the exterior
vehicle lamps will flash and an alarm will sound when
someone:
•opens a door,
•opens the trunk,
•opens the hood,
•attempts to raise the vehicle.
The alarm will last approximately 3 minutes in form of
flashing exterior lamps. At the same time an alarm will
sound for 30 seconds. The alarm will stay on even if the
activating element (a door, for example) is immediately
closed. If the alarm stays on for more than 20 seconds,
an emergency call is initiated automatically. See Tele
Aid on page 178.
Notes:
When you unlock the driver’s door 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.
1
W210.book Seite 43 Mittwoch, 30. Mai 2001 11:45 11
Page 47 of 350

44 Tow-away alarm
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Tow-away alarm
The switch is located in the center console.
1Press to switch off
2Indicator lamp
Once the alarm system has been armed, the exterior
vehicle lamps will flash and an alarm will sound when
someone attempts to raise the vehicle.The alarm will last approximately 3 minutes in form of
flashing exterior lamps. At the same time an alarm will
sound for 30 seconds. The alarm will stay on even if the
vehicle is immediately lowered. To cancel the alarm,
insert the electronic key in the steering lock or press
buttonŒ or‹ on the electronic key
If the alarm stays on for more than 20 seconds, an
emergency call is initiated automatically. See Tele Aid
on page 178.
To prevent triggering the tow-away alarm feature,
switch off the tow-away alarm before towing the vehicle,
or when parking on a surface subject to movement,
such as a ferry or auto train.
To do so, turn electronic key in steering lock to
position 0 or 1, or remove electronic key from steering
lock. Press tow-away alarm switch (1). The indicator
lamp (2) illuminates briefly.
Exit vehicle, and lock vehicle with the remote control.
The tow-away alarm remains switched off until the
vehicle is locked again with the electronic key, at which
time it is automatically reactivated.
W210.book Seite 44 Mittwoch, 30. Mai 2001 11:45 11
Page 158 of 350

155 Interior equipment
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Express opening and closing
Press switch k or j past resistance point and
release — window opens or closes completely.
To interrupt procedure, briefly press k or j.
If the upward movement of the window is blocked
during the closing procedure, the window will stop
during the last few inches before closure and open
slightly.
When pressing and holding the switch j to close the
window, and upward movement of the window is
blocked during the last few inches before closure, it will
stop but not
open slightly.Blocking of rear door window operation
If no operation of the rear windows by switch (6), (for
instance by children) is desired, slide override
switch (5) to right, symbol N becomes visible, see
page 154.
Note:
The power windows can also be opened and closed
using the summer opening/convenience feature, see
page 31.
Wa r n i n g !
When leaving the vehicle, always remove the
electronic key from the steering lock, and lock the
vehicle. Do not leave children unattended in the
vehicle, or with access to an unlocked vehicle.
Unsupervised use of vehicle equipment can cause
serious personal injury.
Wa r n i n g !
When closing the windows, be sure that there is no
danger of anyone being harmed by the closing
procedure.In case of obstruction, the automatic reversal will
not operate if a window is being closed by pressing
the switch to its resistance point and holding it
there, or when using the remote control.The closing procedure can be immediately
reversed by either pressing the switch k, or
pressing button Œ on the remote control, and
holding it.
W210.book Seite 155 Mittwoch, 30. Mai 2001 11:45 11
Page 160 of 350

157 Interior equipment
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Sliding / pop-up roof (optional for USA)
1to slide roof open
2to slide roof closed
3to raise roof at rear
4to lower roof at rear
Turn electronic key in steering lock to position 1 or 2,
see page 190.To open, close, raise or lower the sliding/pop-up roof:
Move switch to resistance point in the required
direction.
Release the switch when the roof has reached the
required position.
The switch is illuminated when the exterior lamps are
switched on (except standing lamps).
P68.00-2100-26
1
2
34
Wa r n i n g !
When closing the sliding / pop-up roof, be sure that
there is no danger of anyone being harmed by the
closing procedure.The closing procedure can be immediately
reversed by either moving the switch in
direction (1) or (3), or pressing button Œ on the
remote control, and holding it.When leaving the vehicle, always remove the
electronic key from 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 can cause
serious personal injury.
W210.book Seite 157 Mittwoch, 30. Mai 2001 11:45 11