2012 MERCEDES-BENZ SLK350 lock

X
Release the brake pedal.
X Slowly release the clutch pedal and gently
depress the accelerato rpedal.
! Change gear in good time and avoid
spinning the wheels. You could otherwise
damage the vehicle.
i The vehicle locks centrally once you have
pulled away. The locking knobs in the doors
drop down.
You can open the doors from the inside at
any time.
You can also deactivate the automatic
locking feature (Y page 193).
Automatic transmission G
WARNING
It is dangerous to shift the automatic
transmission out of parkin gposition Por
neutral position Nif the engine speed is
higher than idle speed. If your foot is not firmly
on the brake pedal, the vehicle could
accelerate quickly forward or in reverse. You
could lose control of the vehicle and hit
someone or something. Only shift into gear
when the engine is idling normally and when
your right foot is firmly on the brake pedal.
i It is only possible to shift the transmission
from position Pto the desired position if
you depress the brake pedal. Only then is
the selector lever lock released.
X Depress the brake pedal and keep it
depressed.
X Shift the transmission to position Dor R.
X Release the brake pedal.
X Carefully depress the accelerator pedal.
The electric parking brake (Y page 150) is
automatically released.
The red 0005(USA only) or 000A(Canada
only) indicator lamp in the instrument
cluster goes out. i
The vehicle locks centrally once you have
pulled away.T he locking knobs in the doors
drop down.
You can open the doors from the inside at
any time.
You can also deactivate the automatic
locking feature .
i Upshifts take place at higher engine
speeds after a cold start. This helps the
catalytic converter to reach its operating
temperature more quickly.
Hill starta ssist Hill start assist helps you when pulling away
forwards or in reverse on an uphill gradient.
It holds the vehicle for a short time after you
have removed your foot from the brake pedal.
This gives you enough time to move your foot
from the brake pedal to the accelerator pedal
and to depress it before the vehicle begins to
roll.
G
WARNING
Never leave the vehicle when it is held by hill
start assist. After approximately one second,
hill start assist will no longer brake your
vehicle and it could roll away.
X Take your foot off the brake pedal.
i Once you have taken your foot off the
brake pedal, the vehicle is held for around
one second.
X Pull away.
Hill start assist will not function if:
R you are pulling away on a level road or on
a downhill gradient.
R on vehicles with automatic transmission,
the transmission is in position N.
R the electric parking brake is applied.
R ESP ®
is malfunctioning. 134
DrivingDriving and parking

multifunction display of the instrument
cluster.
Automatic transmission
Important safety notes
G
WARNING
It is dangerous to shift the automatic
transmission out of parking position Por
neutral position Nif the engine speed is
highe rthan idle speed. If your foot is not firmly
on the brake pedal, the vehicle could
accelerate quickly forward or in reverse. You
could lose control of the vehicle and hit
someone or something. Only shift into gear
when the engine is idling normally and when
your right foot is firmly on the brake pedal. G
WARNING
Keep in mind that turning off the engine alone
only will shift the automatic transmission into
neutral position Nautomatically.
Always shift the automatic transmission into
park position Pbefore turning off the engine.
Otherwise the vehicle could roll away which
could result in an accident and/or serious
personal injury. Selector lever
Overview of transmission positions Selector lever
0013
Park position with selector lever lock
0010 Reverse gear
0011 Neutral
0012 Drive
Transmission position and drive
program display 0002
Transmission position display
0003 Drive program display
The current position of the selector lever is
shown by the indicators next to the selector
lever.
The indicators light up when the SmartKey is
inserted into the ignition lock. The indicators
go out when the SmartKey is removed from
the ignition lock. 140
Automatic transmissionDriving and parking

Transmission positions
0003
Park position
Do not shift the transmission into
position
P(Ypage 149) unless the
vehicle is stationary. The parking
lock should not be used as a brake
when parking. In addition to
engaging the parking lock, you
must always apply the parking
brake to secure the vehicle.
The SmartKey can onl ybe removed
if the transmission is in position P.
If the SmartKey is removed from
the ignition lock, the selector lever
is locked.
If the vehicle electronics are
malfunctioning, the selector lever
may be locked in position P. To
release the selector lever lock, see
"Releasing the parking lock
manually" (Y page 146). 0004
Reverse gear
Only shift the transmission to
R
when the vehicle is stationary. 0002
Neutral
Do not shift the transmission to
N
while driving. The transmission
could otherwise be damaged.
No power is transmitted from the
engine to the drive wheels.
Releasing the brakes will allow you
to move the vehicle freely, e.g. to
push it or tow it.
If ESP ®
is deactivated or faulty:
only shift the transmission to
position Nif the vehicle is in danger
of skidding, e.g. on icy roads.
! Rolling in neutral Ncan damage
the drive train. 0009
Drive
The automatic transmission
changes gear automatically. All
forward gears are available. Changing gear
The automatic transmission shifts to the
individual gears automatically when it is in
transmission position D.This automatic
gearshifting behavior is determined by:
R a shift range restriction, if selected
R the selected drive program (Y page 142)
R the position of the accelerator pedal
R the road speed Driving tips
Double-clutch function When shifting down, the double-clutch
function is active regardless of the currently
selected drive program. The double-clutch
function reduces load change reactions and
is conducive to a sporty driving style. The
sound generated by the double-clutch
function depends on the drive program
selected. Automatic transmission
141Driving and parking Z

Problems with the transmission
Problem Possible causes/consequences and
0001 Solutions
The transmission has
problems shifting gear. The transmission is losing oil.
X
Have the transmission checked at a qualified specialist
workshop immediately. The acceleration ability
is deteriorating.
The transmission no
longer changes gear. The transmission is in emergency mode.
It is only possible to shift into
secondgear and reverse gear.
X Stop the vehicle.
X Shift the transmission to position P.
X Switch off the engine.
X Wait at least 10seconds before restarting the engine.
X Shift the transmission to position Dor R.
If D is selected, the transmission shifts into secondgear; ifRis
selected, the transmission shifts into reverse gear.
X Have the transmission checked at a qualified specialist
workshop immediately. Releasing the parking lock manually
In the event of an electrical malfunction, it is
possible to release the selector lever lock
manually to move it out of position P, e.g. if
you wish to tow the vehicle away. !
Do not use any sharp-edged objects to
remove the selector lever gaiter from the
center console. This could damage the
selector lever gaiter. X
Apply the electric parking brake.
X Press the frame of selector level gaiter 0002
together somewhat on the side edge at the
back and hold with one hand 0003.
X With the other hand, pry off the frame of
selector level gaiter 0002with a flat, blunt
object (e.g. a screwdriver wrapped in cloth)
at rear edge 0023, pulling it up and out at the
same time.
X Press release buttons 0022down and
simultaneously move the selector lever out
of position P.
The selector lever can now be moved freely
until it is returned to position P. Refueling
Important safety notes
G
WARNING
Gasoline is highly flammable and poisonous.
It burns violently and can cause serious
personal injury. 146
RefuelingDriving and parking

Never allow sparks, flames or smoking
materials near gasoline.
Turn off the engine before refueling.
Whenever you are around gasoline, avoid
inhaling fumes and any skin or clothing
contact.
Direct skin contact with fuels and the
inhalation of fuel vapors are damaging to your
health. G
WARNING
Overfilling of the fuel tank may create
pressure in the system which could cause a
gas discharge .This could cause the gasoline
to spray back out when removing the fuel
pump nozzle, which could cause personal
injury.
! Do not use diesel to refuel vehicles with a
gasoline engine. Even small amounts of the
wrong fuel result in damage to the fuel
system and engine.
! Do not switch on the ignition if you
accidentally refuel with the wrong fuel.
Otherwise, the fuel will enter the fuel lines.
Notify a qualified specialist workshop and
have the fuel tank and fuel lines drained
completely.
! Overfilling the fuel tank could damage the
fuel system.
! Take care not to spill any fuel on painted
surfaces. You could otherwise damage the
paintwork.
! Use a filter when refueling from a fuel can.
Otherwise, the fuel lines and/or injection
system could be blocked by particles from
the fuel can.
Further information on fuel and on fuel grades
can be found in the "Fuel" section
(Y page 325). Refueling
Fuel filler flap 0002
Fuel filler flap
0003 To insert the fuel filler cap
0023 Tire pressure table
0022 Fuel type
The fuel filler flap is unlocked or locked
automatically when you open or close the
vehicle with the SmartKey or with KEYLESS-
GO.
The position of the fuel filler cap 0010is
displayed in the instrumentc luster.The arrow
next to the filling pump indicates the side of
the vehicle.
Opening X
Switch off the engine.
X Remove the SmartKey from the ignition
lock.
X KEYLESS-GO: open the driver’s door.
This corresponds to SmartKey position 0:
"SmartKey removed".
The driver’s door can be closed again.
X Press the fuel filler flap in marked area 0002.
Fuel filler flap 0002swings up.
X Turn the fuel filler flap counter-clockwise
and remove it.
X Insert the fuel filler cap into the holder
bracket on the inside of filler flap 0003. Refueling
147Driving and parking Z

X
Completely insert the fille rneck of the fuel
pump nozzle into the tank and refuel.
X Only fill the tank until the pump nozzle
switches off.
i Do not add any more fuel after the pump
stops filling for the first time. Otherwise,
fuel may leak out.
Closing X
Replace the cap on the filler necka nd turn
clockwise until it engages audibly.
X Close fuel fille rflap 0002.
i If you drive with the fuel filler cap open,
reserve fuel warning lamp 0010flashes .In
addition, the 000ECheck Engine warning
lamp may light up. Amessage appears in
the multifunction display (Y page 219).
For further information on warning and
indicator lamps in the instrument cluster,
see (Y page 234). 148
RefuelingDriving and parking

Problems with fuel and the fuel tank
Problem Possible causes/consequences and
0001 Solutions
Fuel is leaking from the
vehicle.
G
Risk of explosion or fire
The fuel line or the fuel tank is defective.
X Turn the SmartKey to position 0in the ignition lock immediately
and remove it (Y page 131).
X Do not restart the engine under any circumstances.
X Consult a qualified specialist workshop. The fuel filler flap
cannot be opened. The fuel filler flap cannot be unlocked using the button on the
SmartKey.
or
The SmartKey battery is discharged.
X
Unlock the vehicle using the mechanical key (Y page 70).The fuel filler flap is unlocked, but the opening mechanism is
jammed.
X
Consult a qualified specialist workshop. Parking
Important safety notes
G
WARNING
Do not park this vehicle in areas where
combustible materials such as grass, hay or
leaves can come into contact with the hot
exhaust system. Do not park the vehicle on
dry grassland or harvested grain fields. These
materials could be ignited by the hot exhaust
system and cause a vehicle fire.
Vehicle movement can cause serious
personal injury or damage to the vehicle or
the vehicle drivetrain. Therefore, always do
the following before turning off the engine and
leaving the vehicle:
R keep your right foot on the brake pedal.
R engage the parking brake.
R shift the manual transmission to firstgear
or reverse gear R.
R shift the automatic transmission to park
position P. R
slowly release the brake pedal.
R when parked on an incline, always turn the
front wheels towards the road curb.
R turn the SmartKey in the ignition lock to
position 0and remove the SmartKey from
the ignition lock.
R take the SmartKey with you and lock the
vehicle when leaving. G
WARNING
Manual transmission: Wait until the vehicle is
stationary before removing the SmartKey
from the starter switch. The vehicle cannot be
steered when the SmartKey is removed from
the starter switch. Parking
149Driving and parking Z

Switching off the engine
Important safety notes G
WARNING
Do not turn off the engine before the vehicle
has come to a complete stop. With the engine
not running, there is no power assistance for
the brake and steering systems. In this case,
it is important to keep in mind that a
considerably higher degree of effort is
necessary to brake and steer the vehicle.
Vehicles with manual transmission X
Shift to either first gear or reverse gear R.
X Turn the SmartKey to position 0in the
ignition lock and remove it.
The immobilizer is activated.
X Apply the electric parking brake.
Vehicles with automatic transmission X
Apply the electric parking brake.
X Shift the transmission to position P.
Using the SmartKey
X Turn the SmartKey to position 0in the
ignition lock and remove it.
The immobilizer is activated.
i The SmartKey can only be removed if the
transmission is in position P.
Using KEYLESS-GO
X Press the Start/Stop button (Y page 131).
The engine stops and all the indicator
lamps in the instrumen tcluster go out.
i When the driver's door is closed, this
corresponds to SmartKey position 1.When
the driver's door is open, it corresponds to
SmartKey position 0or "SmartKey
removed".
If you attempt to switch off the engine while
the selector lever is in a position other than
P, a message appears in the multifunction
display and you hear a tone. Electric parking brake
General information i
The electric parking brake performs a
function test at regular intervals while the
engine is switched off. The sounds that can
be heard while this is occurring are normal. G
WARNING
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. Children could
release the parking brake and/or shift the
automatic transmission out of park position
P, either of which could result in an accident
and/or serious personal injury. Applying/releasing manually
X
To apply: press handle 0002.
The red 0005(USA only) or 000A(Canada
only) indicator lamp in the instrument
cluster lights up.
i The electric parking brake can also be
applied when the SmartKey is removed.
X To release: switch on the ignition.
X Pull handle 0002.
The red 0005(USA only) or 000A(Canada
only) indicator lamp in the instrument
cluster goes out.
i The electric parking brake cannot be
released unless the SmartKey is in position
1 in the ignition lock or if the ignition has 150
ParkingDriving and parking