2005 MERCEDES-BENZ C COUPE door lock

97 Controls in detail
Locking and unlocking
Illumination of the emergency release
button:

The button will flash for 30 minutes
after opening the trunk.


The button will flash for 60 minutes
after closing the trunk.
Automatic central locking
The doors and the trunk lid automatically
lock 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.
You can deactivate the automatic locking
mode using the control system
(page 148).
iThe emergency release button unlocks
and opens the trunk while the vehicle is
standing still or in motion.iThe emergency release button does
not open the trunk lid if the vehicle bat-
tery is discharged or disconnected.
iIf the emergency release button is
pressed and the vehicle was centrally
locked from the outside using the
SmartKey, the exterior lamps will flash
and the alarm will sound as the trunk
lid opens. To cancel the alarm, do one
of the following:

Press buttonŒ or‹ on the
SmartKey.


Insert the SmartKey in the starter
switch.
iThe doors unlock automatically after an
accident if the force of the impact
exceeds a preset threshold.
To prevent the vehicle door locks from
locking, deactivate the automatic cen-
tral locking when the vehicle

is pushed or towed


is on a test stand

98 Controls in detailLocking and unlockingLocking and unlocking from the inside
You can lock or unlock the doors and the
trunk lid from inside using the central lock-
ing switch. This can be useful, for example,
if you want to lock the vehicle before start-
ing to drive.
You cannot lock or unlock the fuel filler flap
with the central locking switch.Depending on production date, your
vehicle is equipped with either switch de-
sign A or B.
The switches are located in the center
console.
Switch design A1Central locking switch
2Central unlocking switch
Switch design B1Central locking switch
2Central unlocking switch
Warning!
G
When leaving the vehicle, always remove the
SmartKey from the starter switch, take it
with you, and lock the vehicle. 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.

99 Controls in detail
Locking and unlocking
Locking
Press central locking switch1.
If all doors are closed, the vehicle
locks.
Unlocking

Press central unlocking switch2.
The vehicle unlocks.
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 using the SmartKey, it will not
unlock using the central unlocking
switch2.
If the vehicle was previously locked
with the central locking switch1

while in the selective remote con-
trol mode, only the door opened
from the inside is unlocked.


while in the global remote control
mode, the vehicle is unlocked
completely when a door is opened
from the inside.

100 Controls in detailSeatsFor information on seat adjustment, see
“Seats” (
page 35).
Easy-entry/exit feature*
This feature allows for easier entry into and
exit from the vehicle.
The easy-entry/exit feature can be
activated or deactivated in the Convenience
submenu of the control
system (
page 148).When exiting the vehicle, with the
easy-entry/exit feature activated and
depending on your selection, the steering
wheel tilts upwards and/or the driver’s
seat moves a few inches to the rear when
you:


remove the SmartKey from the starter
switch,
or


open the driver’s door with the
SmartKey in starter switch position0
or1.
Warning!
G
You must make sure no one can become
trapped or injured by the moving steering
wheel and driver’s seat when the easy-en-
try/exit feature is activated.
To cancel seat/steering wheel movement,
do one of the following:

Press seat adjustment switch*
(page 38).


Move steering column stalk*
(page 41).


Press the memory position switch*
(page 108).
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.

117 Controls in detail
Lighting
Interior lighting
The controls are located in the overhead
control panel.
1Rear interior lights
2Right front reading lamp
3Rocker switch for automatic control
system
4Left front reading lampActivating automatic control

Press the rocker switch3 to center
position.
Interior lamps are switched on in dark-
ness, when you

unlock the vehicle


open a door


remove the SmartKey from starter
switch
The interior lamps are switched off follow-
ing a preset time, see “Setting interior
lighting delayed shut-off” (
page 147).Deactivating automatic control

Press the =symbol on rocker
switch3.
The interior lighting remains switched
off, even when you

unlock the vehicle


open a door


remove the SmartKey from the
starter switch
iIf the door remains open, the interior
lamps switch off automatically after
approximately five minutes, when the
SmartKey is removed or in the starter
switch position0.
An interior lamp switched on manually
does not go out automatically.

119 Controls in detail
Instrument cluster
Instrument cluster
For a full view illustration of the instrument
cluster, see “At a glance” (
page 24).
1Reset button
The instrument cluster is activated when
you


open a door


switch on the ignition (
page 33)


press reset button1


switch on the exterior lamps
You can change the instrument cluster
settings in the instrument cluster submenu
of the control system (
page 137).
Instrument cluster illumination
Use reset button1 to adjust the
illumination brightness for the instrument
cluster.To brighten illumination

Turn reset button1 clockwise.
The instrument cluster illumination will
brighten.
To dim illumination

Turn reset button1 counterclock-
wise.
The instrument cluster illumination will
dim.
iThe instrument cluster illumination is
dimmed or brightened automatically to
suit ambient light conditions.
The instrument cluster illumination will
also be adjusted automatically when
you switch on the vehicle’s exterior
lamps.

145 Controls in detail
Control system
In low ambient light conditions the follow-
ing 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 110).Setting locator lighting
With the locator lighting feature activated
and the exterior lamp switch in
positionU, the following lamps will
switch on when the vehicle is unlocked
with the SmartKey during darkness:


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
with the SmartKey the lamps will switch off
automatically after approximately
40 seconds.

Move the selection marker with
buttonæorç to the
Lighting

submenu.

Press buttonjork repeatedly
until the message
Surround lighting
appears in the multifunction display.
The selection marker is on the current
setting.

Press buttonæorç to switch
the locator lighting function
On.

Turn the exterior lamp switch to
positionU when exiting the vehicle
(page 110).
The locator lighting feature is
activated.
iFor safety reasons, resetting the Lighting
submenu to factory settings
(
page 135) while driving will not
deactivate the daytime running lamp
mode.
The following message appears in the
multifunction display:
Lighting - Cannot be completely
reset to factory sets. while
driving.

148 Controls in detailControl systemVehicle submenu
Access the
Vehicle
submenu via the
Settings
menu. Use the
Vehicle
submenu
to make general vehicle settings.
The following function is available:
Setting automatic locking
Use this function to activate or deactivate
the automatic central locking. With the
automatic central locking system
activated, the vehicle is centrally locked at
vehicle speeds of approximately 9 mph
(15 km/h).

Move the selection marker with
buttonæ orç to the
Vehicle

submenu.

Press buttonj ork repeatedly
until the message
Automatic door lk.

appears in the multifunction display.The selection marker is on the current
setting.

Press buttonæ orç to switch
the automatic central locking
On or
Off
.Convenience submenu
Access the
Convenience
submenu via the
Settings
menu. Use the
Convenience

submenu to change the settings for a
number of convenience features.
The following functions are available:
Activating easy-entry/exit feature*
Use this function to activate and deacti-
vate the easy-entry/exit feature
(
page 100).
Function
Page
Set automatic locking
148
Function
Page
Activate easy-entry/exit
feature*
148
Setting key-dependency
149
Setting parking position for exte-
rior rear view mirror
150