key MERCEDES-BENZ S CLASS 2003 Workshop Manual

107 Controls in detailSeats
Power head restraints, rear*
You can fold the rear head restraints back-
ward or forward using head restraint fold-
ing switch. The switches are located

on the front center console
(page 106):

Make sure the ignition is switched
on.
All the lamps in the instrument clus-
ter should light up

Press switch1 briefly.
The rear head restraints will fold
backward.

Press switch1 and hold.
The rear head restraints will fold up-
right.


on the rear section of the door for ad-
justing the respective head restraint:
Make sure the ignition is switched
on.
All the lamps in the instrument clus-
ter should light up

Press switch1 up.
The rear head restraints will fold up-
right.

Press switch1 down.
The rear head restraints will fold
backward.
Multicontour seat*
The multicontour seat has a movable seat
cushion and inflatable air cushions built
into the seat backrest to provide additional
lumbar and side support.
The seat cushion movement and the seat
backrest cushion height and curvature can
be continuously varied with regulators on
the right side of the seat after turning the
SmartKey in the starter switch to
position2 or pressing the KEYLESS-GO*
start/stop button twice.

110 Controls in detailSeatsSeat ventilation*
The switch is located on the door. Seat
ventilation can be activated manually with
the SmartKey in starter switch position1
or2 (
page 31) or by the summer open-
ing feature (
page 190).
The blue indicator lamps on the switch
show the ventilation level selected:
1Seat ventilation switch

Make sure the ignition is switched on.
All lamps in the instrument cluster light
up.
Switching on seat ventilation

Press switch1.
Three blue indicator lamps above the
switch light up.
Continue pressing switch until the de-
sired seat ventilation level is reached.Switching off seat ventilation

Press switch1 repeatedly until all indi-
cator lamps go out.
Level3
Three indicator lamps lit
2
Two indicator lamps lit
1
One indicator lamp lit
off
No indicator lamp lit
iThe seat ventilation is automatically set
to the highest level if activated via sum-
mer opening feature (
page 190).
!If one or all of the lamps blink on the
seat ventilation switch, there is insuffi-
cient voltage since too many electrical
consumers are switched on. The seat
ventilation switches off automatically.
The seat ventilation will switch back on
again automatically as soon as suffi-
cient voltage is available.

117 Controls in detail
Memory function
Memory function
The memory button and stored position
switch are located on the door.
You can store up to three different settings
per SmartKey or KEYLESS-GO* card.
The following settings are saved for each
stored position:

Seat and backrest position


Settings for the multi-contour seat*


Steering wheel position


Inside rear view mirror position


Exterior rear view mirror position


Automatic climate control
These key dependent memory settings can
be deactivated if desired (
page 156).
1 Stored position buttons
2Memory button

Make sure that the ignition is switched
on or the relevant door is open and the
SmartKey is inserted in the starter
switch.
!Prior to operating the vehicle, the driv-
er should check and adjust the seat
height, seat position fore and aft, and
seat backrest angle if necessary, to en-
sure adequate control, reach, and com-
fort. The head restraint should also be
adjusted for proper height. Also see
“Airbags” (
page 57) section for prop-
er seat positioning.
In addition, adjust the steering wheel to
ensure adequate control, reach, opera-
tion and comfort. Both the inside and
outside rear view mirrors should be ad-
justed for adequate rear vision.
Fasten seat belts. Infants and small
children should be seated in a properly
secured 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.
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.

118 Controls in detailMemory functionStoring positions into memory
Adjust the seats, steering wheel and
rear view mirrors to the desired posi-
tion (
page 34).

Press memory button2.

Release memory button and push one
of the position buttons1 within three
seconds.
All the settings are stored with the se-
lected position.
Recalling positions from memory
Press and hold one of the position
buttons1 until the seat, steering wheel
and rear view mirrors have fully moved
to the stored positions.Storing exterior rear view mirror park-
ing position
For easier parking you can adjust the pas-
senger-side exterior rear view mirror so
that you can see the right rear wheel as
soon as you engage reverse gearR.
For information on activating the parking
position, see “Setting parking position for
exterior rear view mirror” (
page 158).
iReleasing the button immediately
stops movement to the stored posi-
tions.Warning!
G
Do not operate the power seats using the
memory button if the seat backrest is in an
excessively reclined position. Doing so
could cause damage to front or rear seats.
First move seat backrest to an upright posi-
tion.
iYou can store a parking position for the
passenger-side exterior rear view mir-
ror for each SmartKey or KEYLESS-GO*
card.

120 Controls in detailLighting
LightingFor notes on how to switch on the head-
lamps and use the turn signals, see the
“Getting started” section (
page 46).
Exterior lamp switch
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.
M
Off
U
Automatic headlamp mode
C
Parking lamps (also side marker
lamps, tail lamps, license plate
lamps, instrument panel lamps)
Canada only: When engine is run-
ning, the low beam is also switched
on.
B
Parking lamps plus low beam or
high beam headlamps (combination
switch pushed forward).
ˆ
Standing lamps, right (turn left one
stop)
‚
Standing lamps, left (turn left two
stops)
iIf you remove the SmartKey and open
the driver’s door while the parking
lamps or low beam headlamps are
switched on, then:

A warning sounds.


$
appears in the multifunction
display.


The message
TURN OFF LIGHTS!
ap-
pears in the multifunction display.
iWith the daytime running lamp mode
activated and the engine running, the
low beam headlamps cannot be
switched off manually.

124 Controls in detailLightingHazard warning flasher
The hazard warning flasher can be activat-
ed with the starter switched on or off. It is
activated automatically when an airbag is
deployed.
The switch is located on the center con-
sole.
1Hazard warning flasher switchSwitching on the hazard warning
flasher

Press the hazard warning flasher
switch.
All turn signals will blink.
Switching off the hazard warning
flasher

Press hazard warning flasher switch
again.
Interior lighting
The controls are located in the overhead
control panel.
1Left front reading lamp
2Rear interior lights
3Right front reading lamp
4Rocker switch for automatic control
system
iWith the hazard warning flasher acti-
vated and the combination switch set
for either left or right turn, only the re-
spective left or right turn signals will
operate when the SmartKey in the
starter switch is in position1 or2.iIf the hazard warning flasher was acti-
vated automatically, press switch1
twice.

125 Controls in detail
Lighting
Automatic control
Activating
Press rocker switch 4 to the center po-
sition.
Interior lamps are switched on in dark-
ness, when:

the vehicle is unlocked


a door is opened


the SmartKey is removed from the
starter switch
The interior lamps are switched off after a
set time (page 153).Deactivating

Press the
ñ
symbol on rocker
switch 4.
The interior lighting remains switched
off in darkness even when you


unlock the vehicle


open a door


remove the SmartKey from the
starter switchManual control
Switching lamps on

Press the
ð
symbol on rocker
switch 4.
The front interior lighting switches on.
Switching lamps off

Press the
ñ
symbol on rocker
switch 4.
The interior lighting switches off. The
automatic control function is switched
on.
iIf the door remains open, the interior
lamps switch off automatically after ap-
proximately five minutes.

126 Controls in detailLightingSwitching rear interior lights on
Press switch2.
The rear compartment lighting is
switched on.
Switching rear interior lights off

Press switch2.
The rear compartment lighting is
switched off.
Front reading lamps
Switching on

Press switch 1 or 3.
The corresponding reading lamp is
switched on.
Switching off

Press switch 1 or 3.
The corresponding reading lamp is
switched off.
Courtesy lighting
For better orientation in the dark, courtesy
lamps will illuminate the interior of your ve-
hicle as follows:
With parking lamps switched on:

the door entry lamps


the driver and passenger footwells
With SmartKey in starter switch position1:


the door entry lamps


the center consoleiIf you turn the SmartKey in the starter
switch to position0 and switch off the
headlamps, the door entry lamps will
remain lit for approximately five min-
utes.

130 Controls in detailControl system
Control systemThe control system is activated as soon as
the SmartKey in the starter switch is
turned to position1. The control system
enables you to:

call up information about your vehicle


change vehicle settings
For example, you can use the control sys-
tem to find out when your vehicle is next
due for service, to set the language for
messages in the instrument cluster dis-
play, and much more.
The control system relays information to
the multifunction display.
Multifunction display
1Trip odometer
2Main odometer
iThe displays for the audio systems (ra-
dio, CD player) will appear in English,
regardless of the language selected.
Warning!
G
A driver’s attention to the road and traffic
conditions must always be his /her primary
focus when driving.
For your safety and the safety of others, se-
lecting features through the multifunction
steering wheel should only be done by the
driver when traffic and road conditions per-
mit it to be done safely.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet (approximate-
ly 13.5 m) every second.

136 Controls in detailControl systemSelect radio station
Turn on the radio. Refer to separate
COMAND operating instructions.

Press button
è
or
ÿ
repeatedly
until you see the currently tuned sta-
tion in the display.
1Waveband
2Setting for station selection using
memory
3Station frequency

Press button
k
or
j
repeatedly
until the desired station is found.
The type of search depends on the
setting for the station tuning
(
page 154):


Frequency


MemoryOperate the CD player

Turn on the radio and select the CD
player. Refer to separate COMAND op-
erating instructions.

Press button
è
or
ÿ
repeatedly
until the settings for the CD currently
being played appear in the display.
1Current CD
(for CD changer* (
page 137))
2Current track

Press button
k
or
j
repeatedly
until the desired track is selected.
iYou can only store new stations using
the designated feature on the radio.
Refer to separate COMAND operating
instructions.
You can also operate the radio in the
usual manner.
iCD changer*: To select a CD from the
magazine, press a number on the
COMAND system key pad located in
the center dashboard.