ignition MERCEDES-BENZ S500 4MATIC 2003 W220 User Guide

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.

108 Controls in detailSeats1Shoulder region support
2Side bolster adjustment
3Massage function (PULSE)
4Lumbar region support
Adjusting the multicontour seat in the or-
der listed above is recommended.
Make sure that the ignition is switched
on.
All lamps in the instrument cluster light
up.Shoulder region support

Press
æ
or
ç
on switch1.
The air cushion inflates or deflates.
Lumbar region support

Press
k
or
j
on rocker
switch4.
This selects the air cushion you wish to
adjust.

Press
æ
or
ç
on rocker
switch4.
The air cushion inflates or deflates.Side bolsters adjustment

Adjust the side bolsters so that they
provide good lateral support using
switch 2.iWhen the engine is turned off, the last
cushion setting is retained in memory
and the cushion is automatically ad-
justed to this setting when the engine
is restarted.

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.

111 Controls in detailSeats
Seat heating*
Vehicles without seat ventilation*
The switch is located on the door.
1Normal heating
2Rapid heating
Make sure that the ignition is switched
on.
All the lamps in the instrument cluster
light up.Switching on seat heating

Press switch1.
A red indicator lamp above the switch
lights up.
Switching off seat heating

Press switch1 again. Rapid seat heating mode

Press switch2.
Both red indicator lamps above the
switch light up.
iThe seat heating will be automatically
switched off after approximately
30 minutes.
iThe system switches over to normal
heating mode after approximately five
minutes. Only the right-hand indicator
lamp remains lit.

112 Controls in detailSeatsSwitching off rapid seat heating mode
Press switch2 again. Vehicles with seat ventilation*
The switch is located on the door. The red
indicator lamps on the switch show the
heating level selected:
1Seat heating switch

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

Press switch1 twice.
A red indicator lamp above the switch
lights up.
Switching off seat heating

Press switch1 again.
!If one or both of the lamps on the seat
heating switch are blinking, there is in-
sufficient voltage available since too
many electrical consumers are turned
on. The seat heating switches off auto-
matically.
The seat heating will switch back on
again automatically as soon as suffi-
cient voltage is available.
Level2
Two indicator lamps lit
1
One indicator lamp lit
off
No indicator lamp lit
iThe seat heating will be automatically
switched off after approximately
30 minutes.

115 Controls in detailSeats
Power seat, setting passenger seat po-
sition from rear*
This function lets you adjust the position of
the passenger seat from the rear.The switch is located on the right rear pas-
senger door.
1Front passenger seat adjustment
2Rear seat adjustment
3Seat height
4Head restraint height
5Backrest tilt
6Seat fore and aft adjustment

Make sure the ignition is switched on.
or

Open the right rear passenger door.

Press button1 to adjust the front
passenger seat.
Warning!
G
When adjusting the passenger seat, make
sure that the seat, if occupied, is as far from
the front passenger airbag as possible.
Otherwise, the passenger could be seriously
or even fatally injured in the event of an ac-
cident or braking maneuver.
Make sure that no one is caught or injured
while the seat is being adjusted.
The power seats can also be operated with
the driver's or passenger door open. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause an accident and/or serious personal
injury
iAdjusting the passenger seat position
from the rear is not possible if you de-
activate the operation of the rear door
windows (
page 74).
!Do not move the front passenger seat
completely forward if objects are
stored in the parcel net in the front pas-
senger-side footwell. Items in the net
may be damaged

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.

119 Controls in detail
Memory function
1Exterior rear view mirror
2Adjustment button
MMemory button
Stop the vehicle.

Switch on ignition (if not already on).

Press button1.
The passenger-side exterior rear view
mirror is selected.

Adjust the exterior rear view mirror
with button2 so that you see the rear
wheel and the road curb.

Press memory button M.

Within three seconds, press bottom of
adjustment button2.
The parking position is stored if the
mirror does not move.iIf the mirror does move, repeat the
above steps. After the setting is stored
you can move the mirror again.

127 Controls in detail
Instrument cluster
Instrument cluster
A full view illustration of the instrument
cluster can be found in the “At a glance”
section of this manual (
page 22).
The instrument cluster is activated when
you


open a door


turn on the ignition


press the reset button
J
(page 22)


switch on the exterior lamps
You can change the instrument cluster set-
tings in the Instrument cluster submenu of
the control system (
page 149).
Instrument cluster illumination
1Knob for adjusting instrument cluster
illumination
Use knob1 to adjust the illumination
brightness for the instrument cluster.

Press knob1. The knob will pop out.
To brighten illumination

Turn knob1 in the instrument cluster
clockwise.
The instrument cluster illumination will
brighten.
To dim illumination

Turn knob1 in the instrument cluster
counterclockwise.
The instrument cluster illumination will
dim.
iThe instrument cluster illumination is
dimmed or brightened automatically to
suit ambient light conditions.
The instrument cluster illumination will
also be adjusted automatically when
you switch on the vehicle’s exterior
lamps.

168 Controls in detailGood visibility
Good visibilityInformation on the windshield wipers
(page 47) and for setting the rear view
mirrors (
page 38) is found in the “Get-
ting started” section.
Rear view mirror
Automatic antiglare rear view mirror
The reflection brightness of the exterior
rear view mirror on the driver’s side and
the inside rear view mirror will respond au-
tomatically to glare when

the ignition is switched on, and


incoming light from headlamps falls on
the sensor in the inside rear view
mirror.
The rear view mirror will not react if


reverse gear is engaged


the interior lighting is turned on
Warning!
G
The automatic antiglare function does not
react if incoming light is not aimed directly
at sensors in the inside rear view mirror.
The inside rear view mirror and the exterior
rear view mirror on the driver’s side do not
react, for example, if the rear window sun
shade* is in raised position.
Glare can endanger you and others.Warning!
G
In the case of an accident liquid electrolyte
may escape from the mirror housing if the
mirror glass breaks.
Electrolyte has an irritating effect. Do not al-
low the liquid to come into contact with
eyes, skin, clothing, or respiratory system.
In case it does, immediately flush affected
area with water, and seek medical help if
necessary.
Warning!
G
Exercise care when using the passen-
ger-side exterior rear view mirror. The mirror
surface is convex (outwardly curved surface
for a wider field of view). Objects in mirror
are closer than they appear. Check your in-
side rear view mirror or glance over your
shoulder before changing lanes.!Electrolyte drops coming into contact
with the vehicle paint finish can be
completely removed only while in the
liquid state by applying plenty of water.