MERCEDES-BENZ CLK350 COUPE 2007 C209 Owner's Manual

120 Controls in detail
Seats
For information on seat adjustment, see
“Adjusting” (
page 39).
Front seat active head restraints
You cannot remove the active head re-
straints on the driver’s and front passen-
ger’s seat.
For removal of the active head restraints
we recommend that you contact an
authorized Mercedes-Benz Center.
For information on head restraint adjust-
ment, see “Seats” (
page 39).For information on active head restraints,
see “Active head restraints” (
page 79).
Rear seat head restraintsHead restraint height
1Release button
Warning!G
For your protection, drive only with properly
positioned head restraints.
Adjust the head restraint so that it is as
close to the head as possible and the center
of the head restraint supports the back of
the head at eye level. This will reduce the po-
tential for injury to the head and neck in the
event of an accident or similar situation.
Warning!G
For safety reasons, always drive with the
rear head restraints in the upright position
when the rear seats are occupied.
Keep the area around head restraints clear
of articles (e.g. clothing) to not obstruct the
folding operation of the head restraints.
Warning!G
For your protection, drive only with properly
positioned head restraints.
Adjust the head restraint so that it is as
close to the head as possible and the center
of the head restraint supports the back of
the head at eye level. This will reduce the po-
tential for injury to the head and neck in the
event of an accident or similar situation.

121 Controls in detail
Seats
Raising
Manually adjust the height of the head
restraint by pulling it upward.
If the head restraint is fully retracted,
push release button1 and pull the
head restraint up.
Lowering
To lower the head restraint, push
release button1 and push down on
the head restraint.Folding head restraints back with re-
lease button
1Release button
Push release button1.
The head restraints will fold backward.Folding head restraints back with
switch in the center console
1Rear head restraints folding switchStart the engine (page 50).
Press switch1 to release the head re-
straints.
The head restraints will fold backward.
Do not drive the vehicle without the seat
head restraints. Head restraints are
intended to help reduce injuries during an
accident.
iAdjust the head restraint in such a way that
it is as close to the head as possible.
iYou can also fold the head restraints back
using the switch in the center console.

122 Controls in detail
Seats
Placing rear head restraints upright
Pull the rear head restraint forward un-
til it locks into position.Head restraint tilt
Two different head restraint angle
positions are available.
Press the release button (page 121)
and tilt the head restraint to the
desired position.
Removing and installing rear seats
head restraints
1Release button
Warning!G
Make sure the head restraints engage when
placing them upright. Otherwise their pro-
tective function cannot be assured.
iAdjust the head restraint in such a way that
it is as close to the head as possible.
Warning!G
For your protection, drive only with properly
positioned head restraints.
Adjust the head restraint so that it is as
close to the head as possible and the center
of the head restraint supports the back of
the head at eye level. This will reduce the po-
tential for injury to the head and neck in the
event of an accident or similar situation.
Do not drive the vehicle without the seat
head restraints. Head restraints are intend-
ed to help reduce injuries during an
accident.
Do not interchange head restraints from
front and rear seat.

123 Controls in detail
Seats
Removing rear seat head restraints
Fold back head restraint (page 121).
Pull head restraint to its highest
position.
Push release button1 and pull out
head restraint.
Installing rear head restraints
Insert head restraint and push it down
until it engages.
Push release button1 and adjust
head restraint to desired position.
Multicontour seat*
The multicontour seat has a movable seat
cushion and inflatable air cushions built
into the backrest to provide additional
lumbar and side support.
The seat cushion movement, backrest
cushion height and curvature can be
continuously varied with switches on the
side of the seat after switching on ignition.
1Seat cushion depth
2Backrest bottom
3Backrest center
4Side bolster adjustment
Switch on ignition (page 38).Seat cushion depth
Adjust the seat cushion depth to the
length of your upper leg using
switch1.
Backrest contour
Adjust the contour of the backrest to
the desired position using switches2
and3.
Backrest side bolsters
Adjust the backrest side bolsters so
that they provide good lateral support
using switch4.
iAdjust the head restraint in such a way that
it is as close to the head as possible.
iIf, after a period of time, the seat no longer
provides the desired contour, then repeat the ad-
justment procedure.

124 Controls in detail
Seats
Seat heating*
Both switches for the front seats are
located in the center console.
1Seat heating switchThe red indicator lamps on the switch1
show which heating level you have select-
ed.
Switch on the ignition (page 38).Switching on seat heating
Press seat heating switch1 once.
Three red indicator lamps in the switch
come on.
Continue pressing seat heating
switch1 until desired seat heating
level is reached.
Switching off seat heating
Press seat heating switch1
repeatedly until all red indicator lamps
go out.
Level
3Three indicator lamps on
(highest level).
After approximately five minutes,
seat heating is automatically
switched to level 2.
2Two indicator lamps on.
After approximately ten minutes,
seat heating is automatically
switched to level 1.
1One indicator lamp on
(lowest level).
After approximately 20 minutes,
seat heating is automatically
switched off.
offNo indicator lamp on.
iIf one or more of the indicator lamps on the
seat heater switch1 are flashing, there is insuf-
ficient voltage due to too many electrical con-
sumers being switched on. The seat heating
switches off automatically.
The seat heating will switch back on again auto-
matically as soon as sufficient voltage is avail-
able.

125 Controls in detail
Seats
Seat ventilation*
Both switches for the front seats are
located in the center console.
1Seat ventilation switchThe blue indicator lamps in the switch1
show which ventilation level you have
selected:
Switch on the ignition (page 38).
All lamps in the instrument cluster
come on.
Switching on seat ventilation
Press seat ventilation switch1.
Three blue indicator lamps come on.
Press seat ventilation switch1
repeatedly until the desired seat venti-
lation level is reached.Switching off seat ventilation
Press seat ventilation switch1
repeatedly until all blue indicator lamps
go out.
Level
3Three indicator lamps on
2Two indicator lamps on
1One indicator lamp on
offNo indicator lamp on
iThe seat ventilation for the driver’s seat is
automatically set to the highest level if activated
via summer opening feature (
page 248).
iIf one or more of the indicator lamps on the
seat ventilation switch1 are flashing, there is
insufficient voltage due to too many electrical
consumers being switched on. The seat ventila-
tion switches off automatically.
The seat ventilation will switch back on again au-
tomatically as soon as sufficient voltage is avail-
able.

126 Controls in detail
Memory function
Prior to operating the vehicle, the driver
should check and adjust the seat height,
seat position fore and aft, and seat back-
rest angle if necessary, to ensure adequate
control, reach and comfort. The head
restraint should also be adjusted for
proper height. See also the section on
air bags (
page 65) for proper seat
positioning.
In addition, adjust the steering wheel to
ensure adequate control, reach, operation
and comfort. Both the interior and exterior
rear view mirrors should be adjusted for
adequate rear vision.
Fasten seat belts. Infants and small chil-
dren should be seated in a properly se-
cured restraint system that complies with
U.S. Federal Motor Vehicle Safety
Standards 213 and 225 and
Canadian Motor Vehicle Safety Standards
213 and 210.2.The following settings are stored when
using the buttons on the driver’s door:

Driver’s seat, backrest and head
restraint position

Steering wheel position

Exterior rear view mirror position
The following settings are stored when
using the buttons on the passenger door:

Front passenger seat, backrest and
head restraint positionThe memory button and memory position
switch are located on the door.
1Memory button
2Memory position switch
Switch on the ignition (page 38).
or
Open the respective door and insert
the SmartKey in the starter switch.
Warning!G
Do not activate the memory function while
driving. Activating the memory function
while driving could cause the driver to lose
control of the vehicle.

127 Controls in detail
Memory function
Storing positions into memory
Adjust the seats, steering wheel and
exterior rear view mirrors to the
desired position (
page 40).
Turn memory position switch2 to the
desired memory position.
Press memory button1.
Release memory button1 and press
memory position switch2 within
three 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 posi-
tion.
iReleasing the memory position switch stops
movement to the stored positions immediately.

128 Controls in detail
Lighting
For information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 55)
and “Turn signals” (
page 55).
Exterior lamp switch
Exterior lamp switch
MOff
Daytime running lamp mode
(
page 130)
UAutomatic headlamp mode
Daytime running lamp mode
(
page 130)
CParking lamps (also tail lamps,
license plate lamps, side marker
lamps, instrument panel lamps)BLow beam headlamps or high beam
headlamps when the combination
switch is pushed forward. The tail
lamps, license plate lamps, side
marker lamps, parking lamps and
instrument panel lamps also come
on.
ˆStanding lamps, right (turn left one
stop)
‚Standing lamps, left (turn left two
stops)
‡Indicator lamp for front fog lamps
†Indicator lamp for rear fog lamp
iIf you drive in countries where vehicles drive
on the other side of the road than the country
where the vehicle is registered, you must have
the headlamps modified for symmetrical low
beams. Relevant information can be obtained at
your authorized Mercedes-Benz Center.
iVehicles equipped with active Bi-Xenon*
headlamps:
The active Bi-Xenon headlamps monitor your
steering angle and driving speed, then
automatically shift their beams to either side to
better follow the curvature of the road ahead,
increasing usable illumination over conventional
headlamps.
iIf you hear a warning signal you have
forgotten to switch off the headlamps before
opening the driver’s door.
In addition the message
Turn off lamps
appears in the multifunction display. Vehicles
with KEYLESS-GO*, this message is only dis-
played for approximately 1 second. It is then
overwritten by the message,
Please do not
forget key
.
Switch off the headlamps

129 Controls in detail
Lighting
Manual headlamp mode
The low beam headlamps and the parking
lamps can be switched on and off with the
exterior lamp switch.
Turn the exterior lamp switch to
positionB.
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, only
the parking lamps and the side marker
lamps will switch on and off
automatically.
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 automatically.
Warning!G
If the exterior lamp switch is set toU,

the headlamps may switch off
unexpectedly when the system senses
bright ambient light, for example light
from oncoming traffic.

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.
iUSA only:
With the automatic headlamp mode activated
you can switch on the high beam headlamps in
low ambient lighting conditions.