2012 MERCEDES-BENZ SLK ROADSTER engine

The reading may rise up to 120
†undernor-
mal driving conditions if the coolant has been
filled correctly.
At high outside temperatures and when driv-
ing uphill, the coolant temperature may rise
to the end of the scale. Rev counter
The red band in the rev counter indicates the
engine's overrevving range.
! Do not drive in the overrevving range.
Doing so will damage the engine.
The fuel supply is interrupted to protec tthe
engine when the red band is reached. Outside temperature display
The outside temperature displayi s in the mul-
tifunction display (Y page 180). G
WARNING
At temperatures just above freezing point, the
street may be icy, especially in wooded areas
or on bridges. If you do not adapty our driving
style to the conditions, the vehicle could skid.
For this reason, adapt your driving style and
speed to the weather conditions.
Changes in the outside temperature are dis-
played after a short delay. Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
Cruise control (Y page 151) activated:
The segments light up from the stored speed
to the maximum speed.
Variable SPEEDTRONIC (Y page 153) activa-
ted:
The segments light up from the start of the
scale to the selected limit speed.
DISTRONIC PLUS (Y page 156) activated: One or two segments in the set speed range
light up.
DISTRONIC PLUS detects a vehicle in front:
The segments between the speed of the vehi-
cle in front and the stored speed light up.
Operating the on-board computer
Overview The on-board computer is activated as soon
as you turn the key to position
1in the ignition
lock.
You can control the multifunction display and
the settings in the on-board computer using
the buttons on the multifunction steering
wheel. :
Multifunction display
; Switches on LINGUATRONIC; see the sep-
arate operating instructions
= Right control panel
? Left control panel
A Back button Displays and operation
179On-board computer and displays Z

X
Press the abutton to confirm.
X Press the :or9 button to select the
Display unit Speed-/odometer func-
tion.
You will see the selected setting: km or
miles .
X Press the abutton to save the setting.
Switching the additional speedometer
on/off
Only vehicles with manual transmission have
this function.
i Vehicles for the United Kingdom: this
function is not available.
The Dig. speedom [mph]: function allows
you to choose whether the status area in the
multifunction display always shows the speed
in mph instead of the outside temperature.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Inst. cluster submenu.
X Press the abutton to confirm.
X Press :or9 to select the Dig. speedo [mph]: function.
You will see the selected setting: on or
off .
X Press the abutton to save the setting.
Selecting the permanent display function
Only vehicles with automatic transmission
have this function.
i Vehicles for the United Kingdom: this
function is not available.
The Permanent display: function allows
you to choose whether the multifunction dis-
play always shows the outside temperature
or the speed in mph.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Inst. cluster submenu.
X Press the abutton to confirm. X
Press :or9 to select the Perma‐ nent display function.
You will see the selected setting: outside temperature or
Dig. speedom [mph] .
X Press the abutton to save the setting.
Lights Switching the daytime driving lights on/
off
If you have activated the
Daytime driving lights: function and the light switch is in the
à position, the daytime driving lights are
automatically switched on when the engine is
running. Depending on light conditions, the
side lamps and the dipped-beam headlamps
will additionally light up.
X Switch off the engine.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Light submenu.
X Press the abutton to confirm.
X Press the :or9 button to select the
Daytime driving lights function.
You will see the selected setting: on or
off .
X Press the abutton to save the setting.
Switching the Intelligent Light System
on/off
If you activate the Intell. Light Sys‐ tem: function, you activat
ethe following
functions:
R motorway mode
R active light function
R cornering light function
R extended range foglamps
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Light submenu.
X Press the abutton to confirm. Menus and submenus
191On-board computer and displays Z

X
Press the :or9 button to select the
Intell. Light System: function.
You will see the selected setting: on or
off .
X Press the abutton to save the setting.
If you set the dipped-beam headlamps for
driving on the right/left (Y page 192), the
multifunction display shows the Intell.Light System: System inoperative
Inactive for left-side traffic or
Intell. Light System: System inoper‐
ative Inactive for right-side traf‐
fic display message instead of the
Intell.Light System function in the
Light sub-
menu.
Setting the dipped-beam headlamps for
driving on the left/right
This function is only available on vehicles with
the Intelligent Light System.
You can use this function to switch between
symmetrical beam and asymmetrical dipped
beam (Y page 100).
If you set the dipped-beam headlamps for
driving on the right/left, then motorway
mode and the extended range foglamps are
not available.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Light submenu.
X Press the abutton to confirm.
X Press :or9 to select the Dipped beams Setting for function.
You will see the selected setting: Right-side traffic or
Left-side traffic .
X Press the abutton to save the setting.
When you change the setting, conversion
does not take place until the next time the
vehicle is stationary.
You can also have the dipped-beam head-
lamps set for driving on the right or left at a
qualified specialist workshop. Setting the brightness of the ambient
lighting
X
Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Light submenu.
X Press the abutton to confirm.
X Press the :or9 button to select
Ambient light .
You will see the selected setting.
X Press the abutton to confirm.
X Press the :or9 button to adjust the
brightness to any level from Off to
Level 5 (bright).
X Press the aor% button to save the
setting.
Activating/deactivating the surround
lighting and exterior lighting delayed
switch-off
If you have activated the Surround light‐ ing function and the light switch is set to
Ã, the following functions are activated
when it is dark:
R Surround lighting: the exterior lighting
remains lit for 40 secondsafter unlocking
with the key. The exterior lighting switches
off when you open the driver's door.
R Exterior lighting delayed switch-off: the
exterior lighting remains lit for 60seconds
after the engine is switched off. If you close
all the doors, the exterior lighting goes off
after 15 seconds.
If you activate the Surround lighting: function, the following light up depending on
the vehicle's equipment:
R
side lamps
R foglamps
R dipped-beam headlamps
R daytime driving lights
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Light submenu.192
Menus and submenusOn-board computer and displays

X
Press the abutton to confirm.
X Press the :or9 button to select the
Surround lighting function.
You will see the selected setting: on or
off .
X Press the abutton to save the setting.
Deactivating delayed switch-off of the exte-
rior lighting temporarily:
X Before leaving the vehicle, turn the key to
position 0in the ignition lock.
X Turn the key to position 2in the ignition
lock and back to position 0.
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine.
Activating/deactivating the interior light-
ing delayed switch-off
If you activate the Interior lighting delay sw. off function, the interior lighting
remains on for 20seconds after you remove
the key from the ignition lock.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Light submenu.
X Press the abutton to confirm.
X Press the :or9 button to select the
Interior lighting delay sw. off: function.
You will see the selected setting:
on or
off .
X Press the abutton to save the setting.
Vehicle Setting permanent SPEEDTRONIC
You can set permanent SPEEDTRONIC
(Y
page 156) using the Limit speed (win‐ter tyres) function. X
Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Vehicle submenu.
X Press the abutton to confirm.
X Press the :or9 button to select the
Limit speed (winter tyres): function.
You will see the curren tsetting.
X Press the abutton to confirm.
X Press :or9 to adjust permanent
SPEEDTRONIC in increments of 10 km/h
(240 km/h to
160 km/h ). The
Off setting
switches permanent SPEEDTRONIC off.
X Press the abutton to store the entry.
Switching the automatic locking feature
on/off
If you select the Automatic door locks: function, the vehicle is centrally locked above
a speed of around 15 km/h.
i
For further information on the automatic
locking feature, see (Y page 72).
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Vehicle submenu.
X Press the abutton to confirm.
X Press the :or9 button to select the
Automatic door locks function.
You will see the selected setting: on or
off .
X Press the abutton to save the setting.
Activating/deactivating the acoustic
locking confirmation
If you switch on the Acoustic Lock feed‐ back: function, an acoustic signal sounds
when you lock the vehicle.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Vehicle submenu.
X Press the abutton to confirm. Menus and submenus
193On-board computer and displays Z

X
Press the :or9 button to select the
Belt adjustment function.
You will see the selected setting: on or
off .
X Press the abutton to save the setting.
Switching the fold in mirrors when lock-
ing function on/off
If you switch on the Fold mirrors in when
locking: function, the exterior mirrors fold
in when you lock the vehicle. When you
unlock the vehicle and then open a door, the
exterior mirrors fold out again.
If you have switched the function on and you
fold the exterior mirrors in using the button
on the door (Y page 94), they will not fold out
automatically. The exterior mirrors can then
only be folded out using the button on the
door.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Convenience submenu.
X Press the abutton to confirm.
X Press the :or9 button to select the
Fold mirrors in when locking: func-
tion.
You will see the selected setting: on or
off .
X Press the abutton to save the setting.
Resetting to factor ysettings For safety reasons, no
tall functions are reset:
the Limit speed (winter tyres) function
in permanent SPEEDTRONIC can only be set
in the Vehicle submenu. If you want to reset
the Daytime driving lights function in
the Light submenu, you must tur
nthe key in
the ignition lock to position 1.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Factory setting submenu.X
Press the abutton to confirm.
The Reset all settings? message
appears.
X Press the :or9 button to select
No or
Yes .
X Press the abutton to confirm the selec-
tion.
If you have selected Yes , the multifunction
display shows a confirmation message. AMG menu in AMG vehicles
AMG displays X
Press the =or; button on the steer-
ing wheel to select the AMG menu.
:
Digital speedometer
; Gear indicator
= Upshift indicator
? Engine oil temperature
A Coolant temperature
B Status indicator for ECO start/stop func-
tion (Y page 131)
Upshift indicator UP =
indicates that the
engine has reached the overrevving range
when in the manual gearshift program.
Upshift indicator UP =
fades out other mes-
sages until you have shifted up.
When the engine temperature is below
80 †, the oil temperature gauge flashes.
Avoid using the full output of the engine dur-
ing this time. Menus and submenus
195On-board computer and displays Z

SETUP
SETUP shows the drive program, the ESP
®
(Electronic Stability Program) mode and the
SPORT handling mode.
X Press the =or; button on the steer-
ing wheel to select the AMG menu.
X Press the 9button repeatedly until
SETUP is displayed. :
Drive program (C /S /M )
; ESP ®
mode (ON /OFF ) or SPORT handling
mode (SPORT )
RACETIMER Displaying and starting the RACETIMER
You can use the RACETIMER to store lap
times.
X Press =or; on the steering wheel
to select the AMG menu.
X Press the 9button repeatedly until the
RACETIMER is shown.
i If the RACETIMER is selected, the =
and ; buttons cannot be used to call up
the menu bar. :
Lap
; RACETIMER
You can start the RACETIMER when the
engine is running or if the key is in position
2 in the ignition lock.
X To start: press the abutton to start the
RACETIMER.
Displaying the intermediate time X
Press the =or; button to select
Interm. Time .
X Press the abutton to confirm.
The intermediate time is displayed for five
seconds.
Starting a new lap
X Press ato confirm New Lap .196
Menus and submenusOn-board computer and displays

:
RACETIMER
; Fastest lap time (bes tlap)
= Lap
i It is possible to store a maximum of six-
teen laps. The 16th lap can only be com-
pleted with Finish Lap .
Stopping the RACETIMER
X Press the %button on the steering
wheel. X
Press ato confirm Yes .
The RACETIMER interrupts timing when you
stop the vehicle and tur nthe key to position
1 in the ignition lock. When you turn the key
to position 2or 3and then press the ato
confirm Start , timing is continued.
Resetting the current lap
X Stop the RACETIMER.
X Press =or; to select Reset Lap .
X Press ato reset the lap time to "0”. Deleting all laps
If you switch off the engine, the RACETIMER
is reset to "0" after 30 seconds. All laps are
deleted.
You cannot delete individual stored laps. If
you have stopped 16 laps, the current lap
does not have to be reset.
X
Reset the current lap.
X Press ato confirm Reset .
Reset Race Timer? appears in the multi-
function display. X
Press the :button to select Yes and
press the abutton to confirm.
All laps are deleted.
Overall evaluation This function is shown if you have stored at
least one lap and stopped the RACETIMER.
X
Press =or; on the steering wheel
to select the AMG menu.
X Press the 9button repeatedly until the
overall evaluation is shown. Menus and submenus
197On-board computer and displays Z

Display messages Possible causes/consequences and
M Solutions
The yellow
!warning lamp lights up. If you manually apply or
release the electric parkin gbrake, the red !indicator lamp
flashes.
The electric parking brake is malfunctioning. It is not possible to
apply the electric parking brake manually.
X Vehicles with manual transmission: switch off the ignition.
The electric parking brake is applied automatically.
You can release the electric parking brake using the automatic
emergency release (Y page 147).
X Vehicles with automatic transmission: shift the transmission
to Pas the electric parking brake is not applied automatically.
X Visi taqualified specialist workshop.
i If you do not wish the electric parking brake to be applied,
leave the ignition switched on, e.g. when washing the vehicle in
an automatic car wash or when having the vehicle towed. Excep-
tion :when having the vehicle towed with the rear axle raised
(Y page 278). !
Parking
brake inop‐
erative The yellow
!warning lamp lights up. The red !indicator
lamp flashes for about ten seconds after the electric parking brake
has been applied or released. It then goes out or remains lit.
The electric parking brake is malfunctioning, e.g. because of over-
voltage or undervoltage.
X Remove the cause for the overvoltage or undervoltage, e.g. by
charging the battery or restarting the engine.
X Apply or release the electric parking brake.
If it remains impossible to apply or release the electric parking
brake:
X Switch off the ignition and turn it back on.
X Apply or release the electric parking brake.
If the electric parking brake can still not be released:
X Consult a qualified specialist workshop. The display message is only shown while the vehicle is in motion.
The red
!indicator lamp flashes and the yellow !warning
lamp is lit.
It is not possible to apply the electric parking brake manually.
X Vehicles with manual transmission: engage first gear.
X Vehicles with automatic transmission: shift the transmission
to P.
X Visit a qualified specialist workshop. Display messages
205On-board computer and displays Z