hood release MERCEDES-BENZ SLK55AMG 2012 R172 Owner's Manual

Hold the windshield wiper arm firmly when
you change the wiper blade. If you release
the windshield wiper arm withou
tawiper
blade and it falls onto th ewindshield, the
windshield may be damaged by the force of
the impact.
Mercedes-Ben zrecommends that you have
the wiper blades changed at aqualified
specialist workshop.
! Always position the windshield wiper
arms vertically before folding them away
from the windshield. By doing so, you will
avoid damage to the hood.
Replacing the wiper blades Removing the wiper blades
X
Turn the SmartKey to position 1or 2in the
ignition lock.
X Se tthe windshield wipers to
position 0013.
X When the wiper arms have reached a
vertical position, turn the SmartKey to
position 0and remove it from the ignition
lock.
X Fold the wiper arms away from the
windshield. X
Press both release clips 0003.
X Fold wiper blade 0002in the direction of
arrow 0023away from wiper arm 0022.
X Remove wiper blade 0002in the direction of
arrow 0020. Installing the wiper blades
X
Position new wiper blade 0002with
recess 0021on lug 0020.
X Fold wiper blade 0002in the direction of
arrow 0023onto the wiper arm, until retaining
clips 0003engage in bracket 0022.
X Make sure that wiper blade 0002is seated
correctly.
X Fold the wiper arm back onto the
windshield. Problems with the windshield wipers
The windshield wipers are obstructed Leaves or snow, for example, may be
obstructing the windshield wiper movement.
The wiper motor has been deactivated.
X
Remove the cause of the obstruction.
X Switch the windshield wipers back on.
The windshield wipers are inoperative The windshield wiper drive is malfunctioning.
X
Select another wiper speed on the
combination switch.
X Have the windshield wipers checked at a
qualified specialist workshop. 114
Windshield wipersLights and windshield wipers

Cruise control lever
0002
To store the curren tspeed or a higher
speed
0003 To store the curren tspeed or a lower
speed
0023 To deactivate DISTRONIC PLUS
0022 Storing the curren tspeed or calling up the
last stored speed
0020 Setting the specified minimum distance
Switching on DISTRONIC PLUS, storing
and maintaining the current speed Important safety notes
G
WARNING
The vehicle can be braked when DISTRONIC
PLUS is activated. For this reason, deactivate
DISTRONIC PLUS if the vehicle is to be set in
motion by other means (e.g. in a car wash or
by towing).
In order to activate DISTRONIC PLUS, the
following conditions must be fulfilled:
R the engine must be started. It may take up
to two minutes after pulling away before
DISTRONIC PLUS is operational.
R the electric parking brake must be
released.
R ESP ®
must be active, but not intervening.
R the transmission must be in position D.
R the hood must be closed.
R the driver's door must be closed when you
shift from Pto Dor your seat belt must be
fastened. R
the front-passenger door must be closed.
R the vehicle must not skid.
Activating while driving
When driving at speeds below 20 mph
(30 km/ h),y ou can only activate DISTRONIC
PLUS if the vehicle in front has been detected
and is shown in the multifunction display .If
the vehicle in front is no longe rdetected and
displayed, DISTRONIC PLUS switches off and
a tone sounds.
X Briefly pull the cruise control lever towards
you 0022, or press it up 0002or down 0003.
DISTRONIC PLUS is selected.
X Press the cruise control lever repeatedly
up 0002 or down 0003until the desired speed
is set.
X Remove your foot from the accelerator
pedal.
Your vehicle adapts its speed to that of the
vehicle in front, but only up to the desired
stored speed.
i If you do not fully release the accelerator
pedal, the DISTRONIC PLUS Passive message appears in the multifunction
display. The set distance to a slower-
moving vehicle in front will then not be
maintained. You will be driving at the speed
you determine by the position of the
accelerator pedal.
Activating when driving towards a
stationary vehicle
If the vehicle in fron tofyou is stationary, you
can only activate DISTRONIC PLUS once your
vehicle is stationary as well.
X Briefly pull the cruise control lever towards
you 0022, or press it up 0002or down 0003.
DISTRONIC PLUS is selected.
i DISTRONIC PLUS can only be activated at
under 20 mph (30km/h) if a vehicle in front
has been detected. Therefore, the
DISTRONIC PLUS distance display in the
instrumen tcluster should be activated
(Y page 190). Driving systems
161Driving and parking Z

R
the driver's door is closed or your seat belt
is fastened.
R the electric parking brake is released.
R the hood is closed.
R the selector lever is in position D,Ror Non
vehicles with automatic transmission.
R DISTRONIC PLUS is deactivated.
Activating the HOLD function X
Make sure tha tthe activation conditions
are met.
X Depress the brake pedal.
X Quickly depress the brake pedal further
until 0001 appears in the multifunction
display.
The HOLD function is activated. You can
release the brake pedal.
i If depressing the brake pedal the first
time does not activate the HOLD function,
wait briefly and then try again. G
WARNING
The vehicle's brakes are applied when the
HOLD function is activated. For this reason,
deactivate the HOLD function if the vehicle is
to be set in motion by other means (e.g. in a
car wash or by towing).
Deactivating the HOLD function The HOLD function is deactivated
automatically if:
R
you accelerate. On vehicles with automatic
transmission: only when the transmission
is in position Dor R.
R you shift the transmission to position Pon
vehicles with automatic transmission.
R you depress the brake pedal again with a
certain amount of pressure until 0001
disappears from the multifunction display.
R you secure the vehicle using the electric
parking brake.
R you activate DISTRONIC PLUS. i
After a time, the electric parking brake
secures the vehicle and relieves the service
brake. G
WARNING
Never get out of the vehicle when the HOLD
function is activated.
The HOLD function must never be operated
or deactivated by a passenger or from outside
the vehicle.
The HOLD function does not replace the
electric parking brake and must not be used
for parking.
The braking effect of the HOLD function is
canceled and the vehicle could roll away if:
R the HOLD function is deactivated by
depressing the accelerator pedal or the
brake pedal.
R there is a malfunction in the system or an
interruption in the power supply, e.g.
battery failure.
R the electrical system in the engine
compartment, the battery or the fuses are
tampered with.
R the battery is disconnected.
If you leave the vehicle or park it, deactivate
the HOLD function and secure the vehicle
against rolling away.
The electric parking brake automatically
secures the vehicle if the HOLD function is
activated and:
R the driver's door is open and the driver's
seat belt is unfastened.
R the engine is switched off.
R the hood is opened.
R a system malfunction occurs.
R the power supply is not sufficient.
If there is a malfunction in the vehicle
electronics, a warning message may also
appearint he multifunction display.
Brake Immediately X
Immediately depress the brake pedal firmly
until the warning message in the Driving systems
169Driving and parking Z

multifunction display goes out. This
deactivates the HOLD function.
In vehicles with automatic transmission:
Shift to 'P' .
X Shift the transmission to position Pto
prevent the vehicle from rolling away.
The HOLD function is deactivated. The
warning message in the multifunction
display disappears.
Ah orn will also sound at regular intervals if
the HOLD function is activated and you:
R switch the engine off, open the driver's
door and remove your seat belt
R open the hood
The sounding of the horn alerts you to the fact
that the vehicle has been parked while the
HOLD function is still activated. If you attempt
to lock the vehicle, the tone becomes louder.
The vehicle is not locked until the HOLD
function is deactivated.
i If the engine has been switched off, it cant
be started again until the HOLD function
has been deactivated. PARKTRONIC
Important safety notes G
WARNING
The PARKTRONIC is a supplemental system.
It is not intended to, nor does it replace, the
need for extreme care. The responsibility
during parking and other critical maneuvers
always remains with the driver. G
WARNING
Make sure no persons or animals are in or
near the area in which you are parking/
maneuvering. Otherwise, they could be
injured.
PARKTRONIC is an electronic parking aid with
ultrasonic sensors. It indicates visually and
audibly the distance between your vehicle
and an object. PARKTRONIC is activated automatically when
you:
R
switch on the ignition
R move the selector lever to position D,Ror
N on vehicles with automatic transmission
R release the electric parking brake
PARKTRONIC is deactivated at speeds above
11 mph (18km/h). It is reactivated at lower
speeds.
PARKTRONIC monitors the area around your
vehicle using six sensors in the front and four
sensors in the rear. 0002
Example: sensors in the front bumper,
left-hand side
Range of the sensors General notes
The sensors must be free of dirt, ice and
slush. Otherwise, they may not function
correctly. Clean the sensors regularly, taking
care not to scratch or damage them
(Y
page 269). Side view170
Driving systemsDriving and parking

Useful information
i This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible. Please note that your vehicle may
not be equipped with all features
described. This also applies to safety-
related systems and functions.
i Please read the information on qualified
specialist workshops (Y page 23).Engine compartment
Hood
Opening the hood G
WARNING
Do not pull the release lever while the vehicle
is in motion. Otherwise, the hood could be
forced open by passing air flow.
This could cause the hood to come loose and
injure you and/o rothers. G
WARNING
There is a ris kofinjury if the hood is open,
even if the engine is not running.
Some engine components can become very
hot.
To avoid the ris kofburns, only touch those
components described in th eOperator's
Manual and observe the relevant safety notes. G
WARNING
To avoid injury, stay clear of moving parts
when the hood is open and the engine is
running.
The radiator fan may continue to run for
approximately 30seconds or may even restart
after the engine has been switched off. For
this reason, you must not reach into the fan
rotation area. G
WARNING
The engine is equipped with a transistorized
ignition system. Because of the high voltage,
it is dangerous to touch any components
(ignition coils, spark plug sockets, diagnostic
socket) of the ignition system:
R with the engine running
R while starting the engine
R when the ignition is switched on and the
engine is turned manually
X Make sure that the windshield wipers are
switched off. G
WARNING
The windshield wipers and wiper linkage
could be set in motion.
When the hood is open, you or others could
be injured by the wiper linkage.
Make sure that the windshield wipers are
switched off. Remove the SmartKey or make
sure that no ignition position has been
selected with KEYLESS-GO. All indicator
lamps must be off in the instrument panel. X
Pull release lever 0002for the hood.
The hood is released.
! Make sure that the windshield wipers are
not folded away from the windshield. You
could otherwise damage the windshield
wipers or the hood. 260
Engine compartmentMaintenance and care