door lock MERCEDES-BENZ R350 2007 R171 Owner's Guide

127 Controls in detail
Locking and unlocking
Closing the tailgate from the outside
(vehicles without KEYLESS-GO*)
In vehicles with power tailgate* you can
close the tailgate from the outside using
the tailgate closing switch or the
Šbutton on the SmartKey.
1Tailgate closing switch
Press tailgate closing switch1 briefly.
The tailgate closes and an acoustic
warning sounds.If the tailgate comes into contact with an
object while closing (e.g. luggage that has
been piled too high), the closing procedure
is stopped and the tailgate reopens.
iTo prevent an inadvertent lockout, do not
place the SmartKey in the cargo compartment.
Vehicles with KEYLESS-GO*: To prevent a
possible inadvertent lockout, the tailgate will
open automatically if a SmartKey with
KEYLESS-GO is recognized inside the vehicle.
iIf the vehicle was previously centrally locked
with the SmartKey or KEYLESS-GO*, the tailgate
will lock automatically after closing it. The turn
signals flash three times to confirm locking.
iYou can also close the tailgate manually
(
page 126).
Warning!G
Monitor the closing procedure carefully to
make sure no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the cargo compartment opening when clos-
ing the tailgate. Be especially careful when
small children are around. To stop the clos-
ing procedure, do one of the following:

Press tailgate closing switch1.

Press the Šbutton on the SmartKey.

Press or pull the remote tailgate switch
(on the driver’s door).


128 Controls in detail
Locking and unlocking
Closing the tailgate and locking the
vehicle from the outside (vehicles with
KEYLESS-GO*)
In vehicles with power tailgate* and
KEYLESS-GO*, you can close the tailgate
and lock the vehicle simultaneously from
the outside using the KEYLESS-GO* lock-
ing/closing switch or the Šbutton on
the SmartKey with KEYLESS-GO*.
1Tailgate closing switch
2KEYLESS-GO* locking/closing switchEven with the SmartKey removed from the
starter switch, the tailgate closing switch
can be operated. Therefore, do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Unsuper-
vised use of vehicle equipment may cause
an accident and/or serious personal injury.
Warning!G
Only drive with the tailgate closed as,
among other dangers such as blocked
visibility, exhaust fumes may enter the vehi-
cle interior.
iDo not place the SmartKey in the open car-
go compartment. You may lock yourself out.
iIf the vehicle was previously centrally
locked, the tailgate will lock automatically after
closing it. The turn signals will flash three times
to confirm locking.
Warning!G
Monitor the closing procedure carefully to
make sure no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the cargo compartment opening when clos-
ing the tailgate. Be especially careful when
small children are around. To stop the clos-
ing procedure, do one of the following:

Press tailgate closing switch1.

Press KEYLESS-GO* locking/closing
switch* 2.

Press the Šbutton on the SmartKey
with KEYLESS-GO* (
page 116).

Press or pull the remote tailgate switch
on the driver’s door (
page 125).


129 Controls in detail
Locking and unlocking
Closing the tailgate
Make sure you have the SmartKey with
KEYLESS-GO* with you.
Press tailgate closing switch1 briefly.
The tailgate closes and an acoustic
warning sounds.
If the tailgate comes into contact with an
object while closing (e.g. luggage that has
been piled too high), the closing procedure
is stopped and the tailgate reopens.Closing and locking the tailgate
Make sure you have the SmartKey with
KEYLESS-GO* with you.
Press KEYLESS-GO* locking/closing
switch2 briefly.
The tailgate closes automatically and
an acoustic warning sounds. Once the
tailgate is closed, the vehicle locks if
doors are closed. The turn signals flash
three times to confirm locking. The
locking knobs in the doors move down.
The anti-theft alarm system is armed.
If the tailgate comes into contact with an
object while closing (e.g. luggage that has
been piled too high), the closing procedure
is stopped and the tailgate reopens.
Even with the SmartKey with KEYLESS-GO*
removed from the vehicle, the tailgate
closing switch can be operated. Therefore,
do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Unsupervised use of vehicle equipment may
cause an accident and/or serious personal
injury.
Warning!G
Only drive with the tailgate closed as,
among other dangers such as blocked
visibility, exhaust fumes may enter the vehi-
cle interior.iIf the vehicle was previously centrally
locked, the tailgate will lock automatically after
closing it. The turn signals will flash three times
to confirm locking.
iTo prevent a possible inadvertent lockout,
the tailgate will open automatically if a SmartKey
with KEYLESS-GO* is recognized inside the
vehicle.

130 Controls in detail
Locking and unlocking
Automatic central locking
The doors and the tailgate lock automati-
cally when the ignition is switched on and
the wheels are turning at vehicle speeds of
approximately 9 mph (15 km/h) or more.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.
For information on towing the vehicle, see
“Towing the vehicle” (
page 517).
You can deactivate the automatic locking
mode using the control system
(
page 189).
Locking and unlocking from the inside
You can lock or unlock the doors and the
tailgate from inside using the central lock-
ing or unlocking switch. This can be useful,
for example, if you want to lock the vehicle
before starting to drive.
The fuel filler flap cannot be locked or un-
locked with the central locking or unlock-
ing switch.
The switches are located in the front-door
control panels.1Central unlocking switch
2Central locking switch
Locking
Press central locking switch2.
If all doors and the tailgate are closed,
the vehicle locks.
Unlocking
Press central unlocking switch1.
The vehicle unlocks.
iThe doors unlock automatically after an
accident if the force of the impact exceeds a pre-
set threshold.
The vehicle automatically locks when the
ignition is switched on and the wheels are
turning at vehicle speeds of approximately
9 mph (15 km/h) or more. You could therefore
lock yourself out when the vehicle

is pushed or towed

is on a test stand
Warning!G
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.

131 Controls in detail
Locking and unlocking
iYou can open a locked door from the inside.
Open door only when conditions are safe to do
so.
If the vehicle was previously centrally locked
with the SmartKey or the SmartKey with
KEYLESS-GO*, it will not unlock using the central
unlocking switch1.
If the vehicle was previously locked with the cen-
tral locking switch2:

While in the selective remote control mode,
only the front door opened from the inside is
unlocked.

While in the global remote control mode, the
vehicle is unlocked completely when a front
door is opened from the inside.
iWith the passenger-side door opened, you
cannot lock the vehicle with the central locking
switch.

132 Controls in detail
Seats
For information on seat adjustment, see
the “Getting started” section (
page 44).
For more information on folding the seats,
see “Loading” (
page 297).
Easy-entry/exit feature
Easy-entry/exit feature for driver’s
seat*
This feature allows for easier entry into and
exit from the vehicle. When entering and
exiting the vehicle, the steering wheel is in
its uppermost position.
The easy-entry/exit feature can be
activated or deactivated in the
Comfort
submenu of the control system
(
page 190).With the easy-entry/exit feature activated,
the steering wheel will return to the last set
position when you

close the driver’s door with the ignition
switched on
or

insert the SmartKey into the starter
switch or press the KEYLESS-GO*
start/stop button (
page 41) once
with the driver’s door closed
Warning!G
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To stop steering wheel movement, do one of
the following:

Move steering wheel adjustment stalk*
(
page 47).

Press one of the memory position
buttons or memory buttonM*
(
page 145).
Do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Children could open the driver’s door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
iThe last set steering wheel position is
stored when

the ignition is switched off(page 39)

the position is stored into memory
(
page 145)

133 Controls in detail
Seats
With the easy-entry/exit feature activated,
the steering wheel tilts upwards when you

remove the SmartKey from the starter
switch
or

open the driver’s door with the
SmartKey in starter switch position
0or1(
page 39) or the
KEYLESS-GO* start/stop button in
position1 (
page 41)
Easy-entry/exit feature for third-row
seats
This feature allows for easier access to and
exit from the vehicle’s third-row seats.Easy-entry feature for third-row seats
The releases for the easy-entry feature are
located on the entry side and the back of
each second-row seat.
1Easy-entry lever
Pull and hold easy-entry lever 1 in di-
rection of arrow at resistance point.
The seat backrest folds forward.
iIf the current position for the steering wheel
is in the uppermost tilt position, the steering
wheel will no longer be able to move upward
when the easy-entry/exit feature is activated.
The adjustment procedure is briefly interrupted,
when the engine is started.
Warning!G
Let the system complete the adjustment
procedure before setting the vehicle in mo-
tion. All steering wheel adjustments must be
completed before setting the vehicle in mo-
tion. Driving off with the steering wheel still
adjusting could cause the driver to lose con-
trol of the vehicle.
Warning!G
To help avoid personal injury, the sec-
ond-row seat backrests must be properly
locked either in the upright position or,
when using the expanded cargo compart-
ment, in the fully folded position while the
vehicle is in motion.

153 Controls in detail
Lighting
Switching on hazard warning flasher
Press hazard warning flasher
switch1.
All turn signals are flashing.
Switching off hazard warning flasher
Press hazard warning flasher switch1
again.
Interior lighting
1Front left reading lamp, on/off
2Rear interior lighting, on/off
3Automatic interior lighting
4Front interior lighting, on/off
5Front right reading lamp, on/off
6Front right interior lamp
7Reading lamps
8Front left interior lampThe controls are located in the overhead
control panel.
Deactivating automatic control
Press switch3.
The interior lighting and the locator
lighting (
page 184) remain switched
off even when you

unlock the vehicle

remove the SmartKey from the
starter switch

open a door

open the tailgate
iWith the hazard warning flasher activated
and the combination switch set for either left or
right turn, only the respective left or right turn
signals will operate when the ignition is
switched on.
iIf the hazard warning flasher has been
activated automatically, press hazard warning
flasher switch1 once to switch it off.
!An interior lamp switched on manually does
not go out automatically.
Leaving an interior lamp switch in the ON
position for extended periods of time with the
engine turned off could result in a discharged
battery.
iThe interior lighting is factory-set to
automatic mode.

154 Controls in detail
Lighting
Activating automatic control
Press switch3.
The interior lighting and the locator
lighting (
page 184) come on when
you

unlock the vehicle

remove the SmartKey from the
starter switch

open a door

open the tailgate
The interior lighting switches off after
10 seconds see “Setting interior lighting
delayed shut-off” (
page 186).Manual control
Switching front/rear interior lighting on
and off
Press front/rear interior lighting
switch4 or 2 (
page 153) to switch
on the desired interior light.
Press front/rear interior lighting
switch4 or 2 again to switch off the
respective interior light.
Switching front reading lamps on and off
The front reading lamps are located in the
lower edge of the interior rear view mirror.
Press front reading lamp
switch1or5 (
page 153) to
switch on the desired front reading
lamp.
Press front reading lamp
switch1or5 again to switch off the
respective front reading lamp.Switching second-row reading lamps on
and off
The second row reading lamps are located
above the side windows.
1Second-row reading lamp
Press on reading lamp 1 in direction
of arrow.
The reading lamp comes on.
Press on reading lamp 1 in direction
of arrow once more.
The reading lamp goes out.
iIf a door remains open, the interior lighting
switches off automatically after approximately
5minutes.

184 Controls in detail
Control system
In low ambient light conditions the
following lamps will switch on additionally:

Parking lamps

Tail lamps

License plate lamps

Side marker lamps
For more information on the daytime
running lamp mode, see “Lighting”
(
page 146).Setting locator lighting
With the locator lighting feature activated,
the exterior lamp switch in positionU
(
page 147) and the interior lighting in
automatic mode (
page 153), the
following lamps will switch on during dark-
ness when the vehicle is unlocked using
button Πon the SmartKey or SmartKey
with KEYLESS-GO*:

Parking lamps

Tail lamps

License plate lamps

Side marker lamps

Front fog lamps*
The locator lighting switches off when the
driver’s door is opened.
If you do not open a door after unlocking
the vehicle with the SmartKey, the lamps
will switch off automatically after approxi-
mately 40 seconds.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until the message
Function Surround
lighting
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the locator lighting function
On or Off.
Turn the exterior lamp switch to
positionU when exiting the vehicle.
The locator lighting feature is
activated.
iFor safety reasons, changing the setting for
the daytime running lamp mode is not possible
while the vehicle is in motion. The following
message appears in the multifunction display:
Settings
only possible
at standstill
For safety reasons, resetting to factory settings
(
page 176) while driving will not deactivate the
daytime running lamp mode.