Page 118 of 521

117 Controls in detail
Locking and unlocking
Trunk emergency release
With the emergency release button, the
trunk can be opened from inside the trunk.
The emergency release button is located
on the inside of the trunk lid.
1Emergency release button
Briefly press emergency release
button1.
The trunk unlocks and opens slightly.
Push up the trunk lid to fully open.Illumination of the emergency release but-
ton:
The button will flash for 30 minutes
after opening the trunk.
The button will flash for 60 minutes
after closing the trunk.
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 if the vehicle battery is dis-
charged or disconnected.
iIf the trunk does not open, it is still locked
separately (
page 118).
iIf the vehicle has previously been locked us-
ing the SmartKey or KEYLESS-GO*, opening the
trunk from the inside using the emergency re-
lease button will trigger the anti-theft alarm sys-
tem.
To cancel the alarm, do one of the following:
Insert the SmartKey in the starter switch.
Press button‹orŒ on the
SmartKey.
In vehicles with KEYLESS-GO*:
Pull an outside door handle.
The SmartKey with KEYLESS-GO* must be
within 3 ft (1 m) of the vehicle.
Press the KEYLESS-GO* start/stop button
(
page 39).
The SmartKey with KEYLESS-GO* must be
inside the vehicle.
Page 129 of 521

128 Controls in detail
Memory function
The memory button and memory position
switch are located on the door.
1Memory button
2Memory position switch
Switch on the ignition (page 40).
or
Open the respective door and insert
the SmartKey in the starter switch.
Storing positions into memory
Adjust the seats, steering wheel and
exterior rear view mirrors to the
desired position (
page 42).
Turn memory position switch2 to the
desired memory position.
Press memory button1.
Release memory button1 and press
memory position switch2 within
3 seconds.
All settings are stored to the selected
position.
Recalling positions from memory
Turn memory position switch2 to the
desired memory position.
Press and hold memory position
switch2 until the seat, steering wheel
and exterior rear view mirrors have
completely moved to the stored
positions.
!Do not operate the seats using the memory
button if the seat backrest is in an excessively re-
clined position. Doing so could cause damage to
front or rear seats.
First move the seat backrest to an upright
position.
iReleasing the memory position switch stops
movement to the stored positions immediately.
Page 131 of 521

130 Controls in detail
Lighting
Low beam headlamps
The low beam headlamps can be switched
on and off with the exterior lamp switch us-
ing the manual headlamp mode.
Turn the exterior lamp switch to
positionB.
The following lamps switch on:
Low beam headlamps
Tail and parking lamps
License plate lamps
Side marker lamps
Automatic headlamp mode
The following lamps switch on and off
automatically depending on the brightness
of the ambient light:
Low beam headlamps
Tail and parking lamps
License plate lamps
Side marker lamps
Turn the exterior lamp switch to
positionU.
With the SmartKey in starter switch
position1 or the KEYLESS-GO*
start/stop button pressed once, the
tail and parking lamps, the license
plate lamps and the side marker lamps
will switch on and off depending on the
brightness of the ambient light.
When the engine is running, the low
beam headlamps, the tail and parking
lamps, the license plate lamps, and the
side marker lamps will switch on and
off depending on the brightness of the
ambient light.
Warning!G
If the exterior lamp switch is set toU,
the headlamps will not be automatically
switched on under foggy conditions.
To minimize risk to you and to others,
activate headlamps by turning exterior lamp
switch to B when driving or when traffic
and / or ambient lighting conditions require
you to do so.
In low ambient lighting conditions, only
switch from position U to B with the
vehicle at a standstill in a safe location.
Switching from U to B will briefly
switch off the headlamps. Doing so while
driving in low ambient lighting conditions
may result in an accident.
The automatic headlamp feature is only an
aid to the driver. The driver is responsible for
the operation of the vehicle’s lights at all
times.
iCanada only:
High beam headlamps are only available with the
exterior lamp switch in position B.
Page 142 of 521

141 Controls in detail
Control system
Control system
The control system is activated as soon as
the SmartKey in the starter switch is
turned to position1 or as soon as the
KEYLESS-GO* start/stop button is in
position1. The control system enables you
to
call up information about your vehicle
change vehicle settings
For example, you can use the control sys-
tem to find out when your vehicle is next
due for service, to set the language for
messages in the instrument cluster dis-
play, and much more.
The control system relays information to
the multifunction display.
Multifunction display
1Outside temperature
2Trip odometer
3Current shift program mode
4Main odometer
5Current gear selector lever posi-
tion/gear range
For more information on menus displayed
in the multifunction display, see “Menus”
(
page 144).
iThe displays for the audio systems (radio,
CD player etc.) will appear in English, regardless
of the language selected.
Warning!G
A driver’s attention to the road and traffic
conditions must always be his /her primary
focus when driving.
For your safety and the safety of others,
selecting features through the multifunction
steering wheel should only be done by the
driver when traffic and road conditions
permit it to be done safely.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet (approxi-
mately 14 m) every second.
Page 150 of 521

149 Controls in detail
Control system
RACETIMER
The RACETIMER allows you to time and
save driving stretches in hours, minutes
and seconds.
Press buttonè orÿ repeatedly
until the AMG menu appears in the
multifunction display.
Press buttonj repeatedly until the
RACETIMER appears in the
multifunction display.1Gear indicator
2RACETIMER
3Lap
Starting the RACETIMERPress buttonæ.
The timer starts.Displaying intermediate time
Press buttonç while the timer is
running.
The intermediate time is shown for
5 seconds.
Stopping the RACETIMER
Press buttonæ.
The timer stops.
Saving lap time and starting a new lap
Press buttonç while the timer is
running.
Warning!G
The RACETIMER feature is only for use on
roads and in conditions where high speed
driving is permitted. Racing on public roads
is prohibited under all circumstances and
the driver is and must always remain re-
sponsible for following posted speed limits.
iYou can start the RACETIMER when the
engine is running or the starter switch is in
position2 (
page 38).
iWhile the RACETIMER is being displayed,
you can not adjust the volume using buttonæ
orç.
iWhen you stop the vehicle and turn the
SmartKey to position1 (
page 38) or, in vehi-
cles with KEYLESS-GO*, turn off the engine and
do not open the driver’s door, the RACETIMER
stops timing. Timing is resumed when you switch
the ignition back on (
page 38) or restart the
engine (
page 52) and then press
theæbutton.
iYou can save up to 9 laps.
Page 151 of 521

150 Controls in detail
Control system
The intermediate time is shown for
5 seconds.
Press buttonç within the next
5 seconds.
The intermediate time shown will be
saved as a lap time.
The RACETIMER begins timing the new
lap. The new lap begins to be timed as
soon as the intermediate time is called
up.
1Gear indicator
2RACETIMER
3Best lap time
4Lap numberResetting current lap
Press buttonæ while the timer is
running.
The timer stops.
Press buttonç.
The lap time is reset to “0”.
Deleting all laps
Press buttonæ while the timer is
running.
The timer stops.
Press the reset button twice
(
page 138).
Press buttonæ.
The timer starts. The saved laps are
deleted.Overall analysis
Press buttonè orÿ repeatedly
until the AMG menu appears in the
multifunction display.
Press buttonj repeatedly until the
overall analysis appears in the
multifunction display.
1Overall analysis of RACETIMER
2Overall driving time
3Maximum speed
4Overall distance driven
5Average speed
iIt is not possible to delete a single saved lap.
iWhen you turn off the engine, the
RACETIMER will be reset to “0” after 30 sec-
onds. All laps are deleted.
iThese functions are only available if you
have saved at least one lap and have stopped the
RACETIMER.
Page 152 of 521

151 Controls in detail
Control system
Lap analysis
Press buttonè orÿ repeatedly
until the AMG menu appears in the
multifunction display.
Press buttonj repeatedly until the
lap analysis appears in the
multifunction display.
1Lap number
2Lap time
3Maximum speed
4Lap length
5Average speed during lap
Press buttonk orj to see oth-
er lap analysis.
AUDIO menu
The functions in the
Audio menu operate
the audio equipment which you currently
have turned on.
If no audio equipment is currently turned
on, the message
Audio Off appears in the
multifunction display.
The following functions are available:
Selecting radio station
Turn on the radio (page 216) and se-
lect radio. Vehicles with COMAND*:
Refer to separate operating instruc-
tions.
Press buttonè orÿ repeatedly
until the currently tuned station
appears in the multifunction display.
1Waveband setting
2Station frequency
Press buttonk orj repeatedly
until the desired station or the desired
stored station is found.
The station search depends on the se-
lected setting in the
Vehicle submenu
of the control system (
page 165).
Pressing buttonk orj will ei-
ther start a frequency scan or select
the next stored radio station.
iThese functions are only available if you
have saved at least two laps and have stopped
the RACETIMER.
iEach lap is shown in its own submenu. The
fastest lap is indicated by flashing symbol1.
FunctionPage
Selecting radio station151
Selecting satellite radio
station*152
Operating CD player152
Page 156 of 521

155 Controls in detail
Control system
Should the vehicle’s system record any
conditions while driving, the number of
messages will reappear in the multifunc-
tion display when the SmartKey in the
starter switch is turned to position0 or
removed from the starter switch. With
KEYLESS-GO*, turn off the engine by
pressing the KEYLESS-GO* start/stop
button and open the driver’s door.Settings menu
In the
Settings... menu there are two
functions:
The function Reset to factory
settings?
, with which you can reset all
the settings to the original factory
settings.
A collection of submenus with which
you can make individual settings for
your vehicle.
Press buttonè orÿ repeatedly
until the
Settings... menu appears in
the multifunction display.Resetting all settings
You can reset all the functions of all
submenus to the factory settings.
Press the reset button in the
instrument cluster (
page 138) for
approximately three seconds.
The request to press the reset button
once more to confirm appears in the
multifunction display.
Press the reset button once more.
The functions of all the submenus will
reset to factory settings.
iThe vehicle status message memory will be
cleared when you switch on the ignition
(
page 40). You will then only see high-priority
messages in the multifunction display
(
page 392).