lock MERCEDES-BENZ C-CLASS CABRIOLET 2016 Workshop Manual

X
Fold in the two brackets ;on the folding
draught stop :.
X Fold the folding draught stop :together and
stow it in the bag.
X Use the securing strap to attach the bag con-
taining the folding draught stop to the
through-loading facility behind the rear seats. Problems with the convertible top
Problem
Possible causes/consequences and
M MSolutions The soft top will not open
or close. The ignition is not switched on.
X Make sure that the key is in position 2in the ignition lock. The boot lid is open.
X Close the boot lid (Y page 90). The boot separator is not closed.
X Close the boot separator (Y page 96). The roll bars have been deployed.
X Consult a qualified specialist workshop. The soft-top mechanism or control system is defective.
X Consult a qualified specialist workshop. The soft top has been opened and closed several times in a row. The
soft-top drive has been deactivated automatically for safety reasons.
You can open and close the soft top again after approximately ten
minutes.
X Turn the ignition off and then back on.
X Repeat the opening or closing procedure. Convertible top
99Opening and closing Z

Correct driver's seat position
G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. Observe the following when adjusting steering
wheel
:, seat belt ;and driver's seat =:
R You are as far away from the driver's airbag as
possible.
R You are sitting in an upright position.
R Your thighs are slightly supported by the seat
cushion.
R Your legs are not entirely stretched and you
can depress the pedals properly.
R The back of your head is supported at eye
level by the centre of the head restraint.
R You can hold the steering wheel with your
arms slightly bent.
R You can move your legs freely.
R You can see all the displays in the instrument
cluster clearly. R
You have a good overview of traffic condi-
tions.
R The seat belt is pulled snugly against the body
and must be routed across the centre of your
shoulder and across your hips in the pelvic
area.
Further related subjects:
R Adjusting the seats mechanically and electri-
cally (Y page 102).
R Adjusting the seats electrically (Y page 102).
R Adjusting the steering wheel mechanically
(Y page 107).
R Adjusting the steering wheel electrically
(Y page 108).
R Fastening the seat belt correctly (Y page 46).
R Adjusting the rear-view mirror and exterior
mirrors (Y page 110).
R You can store the seat, steering wheel, exte-
rior mirror and head-up display settings with
the memory function (Y page 112). Seats
Important safety notes
G
WARNING
If children adjust the seats, they could
become trapped, especially if they are unat-
tended. There is a risk of injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children unattended in the vehicle.
The seats can still be adjusted when there is no
key in the ignition lock. G
WARNING
When adjusting a seat, you or another vehicle occupant could become trapped by the guiderail of the seat, for instance. There is a risk of
injury.
Make sure that no one has any part of their
body within the sweep of the seat when
adjusting it.
Observe the safety notes on "Airbags"
(Y page 48) and "Children in the vehicle"
(Y page 59). 100
SeatsSeats, steering wheel and
mirrors

X
After the seat backrest has been folded back,
check the position of the head restraint and
set it to the correct position.
X Seat with memory function: swing back the
seat backrest horizontally.
If the seat backrest is not engaged, this will be
shown on the multifunction display on the
instrument cluster. A warning tone also
sounds.
The seat moves automatically to the stored
position.
If the previous position can no longer be set, e.g. because of luggage in the rear footwell or after
occupants have entered the rear of the vehicle:
X Pull the seat release handle :again and
return the seat backrest to an upright posi-
tion.
The seat locks in the new fore-and-aft adjust-
ment position. G
WARNING
If the backrest is not engaged, it could fold
forwards during a braking manoeuvre or in the event of an accident, for example. The seat
backrest will then push the vehicle occupant
against the seat belt. The seat belt cannot
protect as intended and could result in addi-
tional injury. This poses an increased risk of
injury.
Before each journey, make sure that the back- rest engages fully as described. Adjusting the 4-way lumbar support
:
To raise the backrest contour
; To soften the backrest contour
= To lower the backrest contour
? To harden the backrest contour You can adjust the contour of the front seat
backrests individually to provide optimum sup-
port for your back. Adjusting the AMG performance seat
To adjust the contour of the seat and for
improved lateral support, you can individually
adjust the front seats. Adjusting the side bolsters of the seat cush-
ion
X To set narrower: press:button.
X To set wider: press;button.
To adjust the side bolsters of the seat back- rest
X To set narrower: press=button.
X To set wider: press?button. Switching the seat heating on/off
Switching on/off G
WARNING
If you repeatedly switch on seat heating, the
seat cushion and backrest padding may
become very hot. The health of vehicle occu-
pants with limited temperature sensitivity or a limited ability to react to excessively high
temperatures may be affected or they may
even suffer burn-like injuries. There is a risk of
injury.
Therefore, do not switch on the seat heating
repeatedly. Seats
105Seats, steering wheel and mirrors Z

The three red indicator lamps in the button indi-
cate the heating level you have selected.
The system automatically switches down from
level 3to level 2after approximately eight
minutes.
The system automatically switches down from
level 2to level 1after approximately ten
minutes.
The system automatically switches off approx-
imately 20 minutes after it is set to level 1.
X Turn the key to position 1or 2in the ignition
lock (Y page 133).
X To switch on: press button:repeatedly
until the desired heating level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
i If the vehicle battery voltage is too low, the
seat heating may switch off.
i If drive program Eis selected, the power of
the seat heating is reduced:
R Manual transmission (Y page 144)
R Automatic transmission (Y page 148) Switching the seat ventilation on/off
Switching on/off The blue indicator lamps in the button indicate
the ventilation level you have selected.
X Turn the key to position 1or 2in the ignition
lock (Y page 133).
X To switch on: press button:repeatedly
until the desired ventilation level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
i If the vehicle battery voltage is too low, the
seat ventilation may switch off.
i You can open the side windows and the soft
top with the key (Y page 95). The seat venti-
lation of the driver's seat automatically
switches to the highest level.
i When the vehicle is stationary, the fan
speed can be reduced automatically. This
reduces the noise of the seat ventilation. Problems with the seat heating / seat ventilation
Problem
Possible causes/consequences and
M MSolutions The seat heating or seat
ventilation has switched
off prematurely or can-
not be switched on. The on-board voltage is too low because too many electrical consum-
ers are switched on.
X Switch off electrical consumers that you do not need, such as the
rear window heating or interior lighting.
Once the battery is sufficiently charged, the seat heating or seat
ventilation can be switched back on manually. 106
SeatsSeats, steering wheel and mirrors

AIRSCARF
Switching on/off G
WARNING
When AIRSCARF is switched on, very hot air
can flow from the vents in the head restraints. This could result in burns in the immediate
vicinity of the air vents. There is a risk of injury.
Reduce the heater output before it becomes
too hot. The AIRSCARF function warms the head and
neck area of vehicle occupants with warm air.
The warm air flows out of the holes in the head
restraints.
The three red indicator lamps in the button dis-
play the heating level you have selected.
X Make sure that the key is in position 1or2in
the ignition lock.
X To switch on: press button:.
Three red indicator lamps in the button light
up. The blower starts up after a seven second
preheating phase.
X Press button :repeatedly until the desired
heating level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
Adjust the height of the current of air according
to your height by adjusting the height of the
head restraint.
Make sure that there are no objects covering the intake grille on the back of the driver's seat headrestraint.
i The blower runs for a further seven seconds
to cool down the heating elements.
i If the vehicle battery voltage is too low, AIR-
SCARF may switch off. Steering wheel
Important safety notes
G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. G
WARNING
Children could become trapped by the steer-
ing wheel if they adjust it. There is a risk of
injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children unattended in the vehicle.
The electrically adjustable steering wheel can
still be adjusted when there is no key in the igni-
tion lock. Adjusting the steering wheel man-
ually
:
Release lever
; To adjust the steering wheel height
= To adjust the steering wheel position (fore-
and-aft adjustment) Steering wheel
107Seats, steering wheel and mirrors Z

X
Push release lever :down completely.
The steering column is unlocked.
X Adjust the steering wheel to the desired posi-
tion.
X Push release lever :up as far as it will go.
The steering column is locked.
X Check that the steering column is locked.
When doing so, try to push the steering wheel up or down or try to move it in the fore-and-aft
direction. Adjusting the steering wheel electri-
cally
:
To adjust the steering wheel height
; To adjust the steering wheel position (fore-
and-aft adjustment)
i Further related subjects:
R EASY-ENTRY/EXIT feature (Y page 108)
R Storing settings (Y page 112)EASY-ENTRY/EXIT feature
Important safety notes G
WARNING
When the EASY-ENTRY/EXIT feature adjusts
the steering wheel, you and other vehicle
occupants – particularly children – could
become trapped. There is a risk of injury.
While the EASY-ENTRY/EXIT feature is mak-
ing adjustments, make sure that no one has
any body parts in the sweep of the steering
wheel. Move the steering wheel adjustment lever if
there is a risk of entrapment by the steering
wheel. The adjustment process is stopped.
You can stop the adjustment process by press-
ing one of the memory function's position but-
tons. This function is available only on vehicles
with a memory function. G
WARNING
If children activate the EASY-ENTRY/EXIT fea- ture, they can become trapped, particularly
when unattended. There is a risk of injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children unattended in the vehicle. G
WARNING
If you drive off while the EASY-ENTRY/EXIT
feature is making adjustments, you could lose
control of the vehicle. There is a risk of an
accident.
Always wait until the adjustment process is
complete before driving off.
The EASY-ENTRY/EXIT feature makes getting in
and out of your vehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature using the multimedia sys-
tem (see the Digital Operating Instructions).
Position of the steering wheel when the
EASY-ENTRY/EXIT feature is active The steering wheel tilts upwards if you:
R remove the key from the ignition lock
R with KEYLESS-GO or KEYLESS-GO start
function: open the driver's door; the voltage
supply must be switched on
R with the key: open the driver's door; the key
must be in position 0or 1in the ignition lock
(Y page 133)
R open the driver's door when the ignition is
switched off
i The steering wheel tilts upwards only if the
driving position is stored after the steering
column adjustment has been adjusted
(Y page 112). 108
Steering wheelSeats, steering wheel and mirrors

The most recent driving position of the steering
wheel is stored if:
R the ignition is switched off
R the setting is stored using the memory func-
tion (Y page 112)
i The steering wheel moves upwards only if it
has not already reached the upper steering
limiter.
Position of the steering wheel for driv-
ing The steering wheel is moved to the previously
set position if:
R the driver's door is closed and you insert the
key into the ignition lock
R you close the driver's door when the ignition
is switched on
R you press the Start/Stop button once in vehi-
cles with KEYLESS-GO or the KEYLESS-GO
start function
i The steering wheel returns to the last set
position only if the driving position is stored
after the seat or steering column has been
adjusted (Y page 112).
The most recent driving position of the steering
wheel is stored if:
R the ignition is switched off
R the setting is stored using the memory func-
tion (Y page 112)
Crash-responsive EASY-EXIT feature If the crash-responsive EASY-EXIT feature is trig-
gered in an accident, the steering column will
move upwards when the driver's door is opened
or the key is removed from the ignition lock. This
makes it easier to exit the vehicle and rescue the
occupants.
The crash-responsive EASY-EXIT feature is
operational only if the EASY-EXIT/ENTRY fea-
ture is activated in the multimedia system (see
Digital Operating Instructions). Mirrors
Rear-view mirror
X
Anti-dazzle mode: move anti-dazzle lever :
forwards or backwards. Exterior mirrors
Important safety notes G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. G
WARNING
The exterior mirrors reduce the size of the
image. Objects visible in the mirrors are
closer than they appear. You could misjudge
the distance from road users driving behind
you when changing lanes, for instance. There is a risk of an accident.
You should therefore always look over your
shoulder to determine the actual distance
from road users driving behind you. Mirrors
109Seats, steering wheel and mirrors Z

Adjusting the exterior mirrors
X
Turn the key to position 1or 2in the ignition
lock (Y page 133).
X Exterior mirror on the front-passenger side:
press button ;.
Exterior mirror on the driver's side: press but-
ton =.
The indicator lamp lights up in the button that has been pressed.
The indicator lamp goes out again after some
time. You can adjust the selected exterior
mirror using button :as long as the indicator
lamp is lit.
X Press button :up, down, left or right until
you have adjusted the exterior mirror to the
correct position. You should have a good
overview of traffic conditions.
The convex exterior mirrors provide a larger field of vision.
After the engine has been started, the exterior
mirrors are automatically heated if the rear win-
dow heating is switched on and the outside tem- perature is low.
Folding the exterior mirrors in/out elec- trically X
Turn the key to position 1or 2in the ignition
lock (Y page 133).
X Briefly press button :.
Both exterior mirrors fold in or out.
i Make sure that the exterior mirrors are
always folded out fully while driving. Other-
wise, they could vibrate.
i If you are driving at speeds of more than
47 km/h, you can no longer fold in the exte-
rior mirrors.
Resetting the exterior mirrors If the battery has been disconnected or com-
pletely discharged, the exterior mirrors must be reset. The exterior mirrors will otherwise not
fold in if you have activated the Automatic
Automatic
mirror-folding function mirror-folding function in the multimedia
system.
X Turn the key to position 1or 2in the ignition
lock (Y page 133).
X Briefly press button :.
Folding the exterior mirrors in/out
automatically When the
Automatic Automatic mirror-folding
mirror-folding func‐
func‐
tion
tion is activated via the multimedia system (see
Digital Owner's Manual):
R the exterior mirrors fold in automatically as
soon as you lock the vehicle from the outside
R the exterior mirrors fold out again automati-
cally as soon as you unlock the vehicle
i If the exterior mirrors have been folded in
manually, they do not fold out.
Exterior mirror pushed out of position If an exterior mirror has been pushed out of
position (forwards or backwards), proceed as
follows:
X Vehicles without electrically folding exte-
rior mirrors: move the exterior mirror into
the correct position manually.
X Vehicles with electrically folding exterior
mirrors: press and hold button :until you
hear a click and then the mirror engaging in
position (Y page 110).
The mirror housing is engaged again and you can adjust the exterior mirrors as usual
(Y page 110). 110
MirrorsSeats
, steering wheel and mirrors

Automatic anti-dazzle mirrors
G
WARNING
Electrolyte may escape if the glass of an auto- matic anti-dazzle mirror breaks. Electrolyte is
harmful and causes irritation. It must not
come into contact with your skin, eyes, res-
piratory organs or clothing or be swallowed.
There is a risk of injury.
If you come into contact with electrolyte,
observe the following:
R immediately rinse off electrolyte from your
skin with water.
R immediately and thoroughly rinse electro-
lyte out of eyes using clean water.
R if electrolyte is swallowed, immediately
rinse out your mouth thoroughly. Do not
induce vomiting.
R if electrolyte comes into contact with skin
or eyes or is swallowed, seek medical atten-
tion immediately.
R immediately change out of clothing that has
been in contact with electrolyte.
R if an allergic reaction occurs, seek medical
attention immediately.
The exterior mirror on the driver's side and the
rear-view mirror automatically go into anti-daz-
zle mode if:
R the ignition is switched on
R incident light from headlamps strikes the sen-
sor in the rear-view mirror
The mirrors do not dip if reverse gear is engaged or if the interior lighting is switched on. Parking position for the exterior mir-
ror on the front-passenger side
Storing the parking position You can set the front-passenger-side exterior
mirror such that you can see the rear wheel on
that side as soon as you engage reverse gear.
You can store this position. Storing using reverse gear
:
Memory button M
; Button for the exterior mirror setting
= Button for the exterior mirror on the front-
passenger side
? Button for the exterior mirror on the driver's
side
X Start the engine.
X Press button =.
X Engage reverse gear.
The exterior mirror on the front-passenger
side moves to the preset parking position.
X Use button ;to adjust the exterior mirror to
a position that allows you to see the rear
wheel and the kerb.
The parking position is stored.
i If you shift the gears to another position, the
exterior mirror on the front-passenger side
returns to the driving position.
Storing using the memory button You can store the parking position of the front-
passenger-side exterior mirror using memory
button M:. Reverse gear must not be
engaged.
X Turn the key to position 2in the ignition lock
(Y page 133).
X Press button =.
X Use button ;to adjust the exterior mirror to
a position that allows you to see the rear
wheel and the kerb.
X Press memory button M: and one of the
arrows on button ;within three seconds.
The parking position is stored if the exterior
mirror does not move. Mirrors
111Seats, steering wheel and mirrors Z

X
If the exterior mirror moves out of position,
repeat the steps.
X After successfully storing, reset the driving
position of the exterior mirror.
Calling up a stored parking position X
Turn the key to position 2in the ignition lock
(Y page 133).
X Select the front-passenger-side exterior mir-
ror using button =.
X Engage reverse gear.
The exterior mirror on the front-passenger
side moves to the stored parking position.
The exterior mirror on the front-passenger side
moves back to its original position:
R as soon as you exceed a speed of 15 km/h
R about ten seconds after you have disengaged
reverse gear
R when you press button ?to select the exte-
rior mirror on the driver's side Memory function
Important safety notes
G
WARNING
If you use the memory function on the driver's side while driving, the adjustments could
cause you to lose control of the vehicle. There
is a risk of an accident.
Only use the memory function on the driver's
side while the vehicle is stationary. G
WARNING
When the memory function adjusts the seat or steering wheel, you and other vehicle occu-
pants – particularly children – could become
trapped. There is a risk of injury.
While the memory function is making adjust-
ments, make sure that no one has any body
parts in the sweep of the seat or steering
wheel. If somebody becomes trapped, imme-
diately release the memory function position
button. The adjustment process is stopped. G
WARNING
If children activate the memory function, they
could become trapped, especially if they are
unattended. There is a risk of injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children unattended in the vehicle.
The memory function can be used at any time,
e.g. even when the key is not in the ignition lock. Storing settings
Using the memory function, you can store up to three different settings, e.g. for three different
people.
The following settings are stored as a single
memory preset:
R position of the seat, backrest and head
restraint
R driver's side: position of the exterior mirrors
on the driver's and front-passenger sides
R position of the head-up display X
Adjust the seat accordingly (Y page 102).
X On the driver's side, adjust the steering wheel
(Y page 108) and the exterior mirrors
(Y page 110).
X Press memory button Mand then press one of
the memory position buttons 1,2or 3within
three seconds.
The settings are stored in the selected mem-
ory position. A tone sounds when the settings have been completed. 112
Memory functionSeats, steering wheel and mirrors