MERCEDES-BENZ SL550 2007 R230 Owner's Manual

120 Controls in detailLocking and unlockingLocking
Press central locking switch1.
If all the doors are closed, the vehicle
locks.
Unlocking

Press central unlocking switch2.
The vehicle unlocks.
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If the vehicle was previously centrally locked
using the SmartKey or the SmartKey with
KEYLESS-GO*, it will not unlock using the central
locking switch.
If the vehicle was previously locked with the cen-
tral locking switch


while in the global remote control mode, the
complete vehicle is unlocked when a door is
opened from the inside


while in the selective remote control mode,
only the door opened from the inside is un-
locked

121 Controls in detailSeats
Seats
For more information on seat adjustment,
see “Seat adjustment” (
page 43).
Moving the seats forward and
backward
You can move the seats forward and back
to facilitate loading and unloading.The switch is located on the top side of the
seat.
1Seat forward
2Seat backward
Moving the seat forward

Press switch at1 and release.
The seat moves forward automatically.
Moving the seat backward

Press switch at2 and release.
The seat moves backwards to its previ-
ous position automatically.
Lumbar support
You can adjust the contour of the seat’s
lumbar support to help enhance support to
your spine.
1Thumbwheel
Switch on the ignition (
page 39).

Set the lumbar support between 0
and 5.
Warning!
G
When moving the seats, be sure that no one
can be caught by them. Never place hands
under seat or near any moving parts during
a seat adjustment procedure. To stop the
seat from moving when potential danger ex-
ists:

press the switch again


move the seat adjustment switch on the
door (
page 42)
!
When moving the seats, make sure that
there are no items in the footwell or behind the
seats. Otherwise you could damage the seats.

122 Controls in detailSeatsMulticontour backrest*
The multicontour backrest has inflatable
air cushions built into the seat backrest to
provide additional lumbar and side sup-
port.
The seat backrest cushion height and cur-
vature can be continuously varied with
switches on the lower left side (driver’s
seat) or the lower right side (passenger
side) of the seat when the ignition is
switched on.
1Lumbar region support
2Shoulder region support
3Side bolsters adjustment
4Massage function (PULSE)

Switch on the ignition (
page 39).
Shoulder region support

Press æ or ç on switch2.
The air cushion inflates or deflates.
Lumbar region support

Press k or j on rocker
switch1.
This selects the air cushion you wish to
adjust.

Press æ or ç on rocker
switch1.
The air cushion inflates or deflates.
Side bolsters adjustment

Press switch3 to the right or left.
The lateral support increases or de-
creases.Massage function (PULSE)
You can reduce muscle tension during long
trips by periodically using the massage
function.

Press button4.
The indicator lamp on button4 comes
on. The air cushions in the lumbar re-
gion inflate and deflate rhythmically.
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The massage function switches off automat-
ically after approximately 8 minutes. The indica-
tor lamp goes out.

123 Controls in detailSeats
Seat heating
Vehicles without seat ventilation*
The red indicator lamps on the switch indi-
cate the selected heating level:The switch is located on the door control
panel.
1Normal heating
2Rapid heating

Switch on the ignition (
page 39).
Switching on seat heating

Press lower switch position1.
A red indicator lamp on the switch
comes on.
Switching off seat heating

Press lower switch position1 once
more.Switching on rapid seat heating

Press upper switch position2.
Both red indicator lamps on the switch
come on.
Switching off rapid seat heating

Press upper switch position2 again.
Level2
Two red indicator lamps on
(rapid seat heating)
The seat heating automatically
switches to level1 after approxi-
mately 5 minutes.
1
One red indicator lamp on
(normal seat heating)
The seat heating automatically
switches off after approximately
30 minutes.
off
No red indicator lamp on
i
If one lamp or both lamps on the seat heat-
ing switch are flashing, there is insufficient volt-
age available since too many electrical
consumers are turned 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.

124 Controls in detailSeatsVehicles with seat ventilation*
The red indicator lamps on the switch indi-
cate the selected heating level:The switch is located on the door control
panel.
1Seat heating switch

Switch on the ignition (
page 39).
Switching on seat heating

Press button1 repeatedly until the
desired heating level is set.
One or two red indicator lamps on the
button show the selected heating level. Switching off seat heating

Press button1 repeatedly until all in-
dicator lamps go out.
Level2
Two red indicator lamps on
(rapid seat heating)
The seat heating automatically
switches to level1 after approxi-
mately 5 minutes.
1
One red indicator lamp on
(normal seat heating)
The seat heating automatically
switches off after approximately
30 minutes.
off
No red indicator lamp on
i
If one or both of the lamps on the seat heat-
ing switch are flashing, there is insufficient volt-
age available since too many electrical
consumers are turned 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 detailSeats
Seat ventilation*
The blue indicator lamps on the switch in-
dicate the selected ventilation level:The switch is located on the door control
panel.
1Seat ventilation switch

Switch on the ignition (
page 39).Switching on seat ventilation

Press switch1.
Three blue indicator lamps on the
switch come on.

Continue pressing switch 1 until the
desired seat ventilation level is
reached.
Switching off seat ventilation

Press switch1 repeatedly until all in-
dicator lamps go out.
Level3
Three blue indicator lamps on
(highest level)
2
Two blue indicator lamps on
1
One blue indicator lamp on
(lowest level)
off
No blue indicator lamp on
i
If one or all of the lamps on the seat ventila-
tion switch are flashing, there is insufficient volt-
age available since too many electrical
consumers are turned on. The seat ventilation
switches off automatically.
The seat ventilation will switch back on again au-
tomatically as soon as sufficient voltage is avail-
able.

126 Controls in detailMemory functionPrior 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 re-
straint should also be adjusted for proper
height. See also the section on air bags
(page 68) 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 Stan-
dard 213 and Canadian Motor Vehicle
Safety Standard 213.With the memory switch you can store up
to three different settings.
The following settings are stored when us-
ing the buttons on the driver’s door:


Driver’s seat and backrest position


Steering wheel position


Driver’s side exterior rear view mirror
position


Passenger side exterior rear view mir-
ror position
The following settings are stored when us-
ing the buttons on the passenger door:


Passenger seat and backrest positionThe memory switch is located on the door
control panel.
M Memory button
1, 2, 3 Stored positions

Switch on the ignition (
page 39).
or

Open the respective door.
Warning!
G
Do not activate the memory function on the
driver’s side 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 de-
sired position (
page 42).

Press memory buttonM.

Release memory button and press a
stored position button1, 2, or3 within
3 seconds.
All the settings are stored at the select-
ed position.
Recalling positions from memory
On memory switch, press and hold
stored position button1, 2 or3 until
the seat, steering wheel and exterior
rear view mirrors have fully moved to
the stored positions.
i
Releasing the button immediately stops
movement to the stored positions.

128 Controls in detail LightingFor information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 55)
and “Turn signals” (
page 56).
Exterior lamp switch
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.
MOff
Daytime running lamp mode
(
page 130)
UAutomatic headlamp mode
Daytime running lamp mode
(page 130)
CParking lamps (also tail lamps, li-
cense plate lamps, side marker
lamps, instrument panel lamps)Canada only: When the engine is
running, the low beam headlamps
are also switched on.
BLow beam headlamps (or high
beam headlamps when the combi-
nation switch is pushed forward)
and parking lamps
ˆStanding lamps, right (turn left one
stop)
‚Standing lamps, left (turn left two
stops)
CIndicator lamp for parking lamps
‡Indicator lamp for front fog lamps
†Indicator lamp for rear fog lamp
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If you drive in countries where vehicles drive
on the other side of the road than the country in
which the vehicle is registered, you must have
the headlamps modified for symmetrical low
beams. Relevant information can be obtained at
any authorized Mercedes-Benz Center.
i
With the SmartKey removed from the starter
switch or the engine turned off with
KEYLESS-GO* and the driver’s door open, a
warning sounds if the parking lamps or the low
beam headlamps are switched on.
The message $
Turn off lamps
appears in
the multifunction display.

129 Controls in detail
Lighting
Manual headlamp mode
The low beam headlamps and parking
lamps can be switched on or off with the
exterior lamp switch (
page 55).
Automatic headlamp mode
The following lamps switch on and off au-
tomatically depending on the brightness of
the ambient light:


Low beam headlamps


Tail lamps


Parking lamps


License plate lamps


Side marker lamps

Turn the exterior lamp switch to posi-
tion U.
With the SmartKey in starter switch
position1 or the KEYLESS-GO
start/stop button pressed once, only
the parking lamps and side marker
lamps will switch on and off automati-
cally.
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 unexpect-
edly when the system senses bright am-
bient 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, acti-
vate 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.