Page 108 of 434

107 Controls in detailSeats
Seats
For information on seat adjustment, see
“Seat adjustment” (
page 35).
Easy-entry / exit feature
With the easy-entry/exit feature activated,
the steering wheel tilts upwards and the
driver’s seat moves to the rear.
This allows easier entry into and exit from
the vehicle when the driver’s door is
opened. However, the engine must be
turned off.
When the SmartKey is inserted in the start-
er switch or you have pressed the
KEYLESS-GO* start / stop button once and
the driver’s door is closed, the steering
wheel and the driver’s seat return to their
last set positions.You can activate the following functions:
Steering column:
Only the steering column is adjusted.
Steering column and seat:
The steering column and the seat are
adjusted.
The easy-entry / exit feature can be
switched on or off in the convenience sub-
menu of the control system (
page 148).
Warning!
G
You must make sure that no one can be-
come trapped or injured by the moving
steering wheel and driver’s seat when the
easy-entry/exit feature is activated, the
driver’s door is being opened and the engine
is turned off or the SmartKey is removed
from the starter switch. Do not leave chil-
dren unattended in the vehicle, or with ac-
cess to an unlocked vehicle. Children could
open the driver’s door an unintentionally ac-
tivate the easy-entry/exit feature*, which
could result in an accident and/or serious
personal injury.
iTo cancel seat/steering wheel move-
ment, do one of the following:
Press the seat adjustment switch
(page 35)
Move the steering column stalk
(page 37)
Press the memory button
(page 114)
Page 115 of 434

114 Controls in detailMemory function
Memory function
With the memory switch you can store up
to three different settings per SmartKey or
SmartKey with KEYLESS-GO*.
The following settings are saved for each
stored position:
Driver’s seat and backrest position
Steering wheel position
Interior rear view mirror position
Driver’s side exterior rear view mirror
position
Passenger side exterior rear view mir-
ror position
These key-dependent memory settings
can be deactivated if desired
(
page 149).The memory switch is located on the door.
M Memory button
1, 2, 3 Stored positions
Switch on ignition.
or
Open the respective door.
All the lamps in the instrument cluster
come on when the ignition is switched
on.
!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. See also the
section on airbags (
page 59) for
proper 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
Standard 213 and Canadian Motor Ve-
hicle Safety Standard 213.
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.
Page 116 of 434

115 Controls in detail
Memory function
Storing positions into memory
Adjust the seats, steering wheel and
rear view mirrors to the desired posi-
tion (
page 34).
Press memory buttonM.
Release memory button and press a
stored position button1, 2, or3 within
three 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 rear view
mirrors have fully moved to the stored
positions.Storing exterior rear view mirror
parking position
For easier parking, you can adjust the
passenger-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 feature, see “Setting parking posi-
tion for exterior rear view mirror”
(page 149).
iReleasing the button immediately
stops movement to the stored posi-
tions.
iYou can store a parking position for the
passenger-side exterior rear view mir-
ror for each SmartKey or SmartKey
with KEYLESS-GO*.
Page 118 of 434
117 Controls in detail
Lighting
Lighting
For information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 46).
Exterior lamp switch
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.MOff
UAutomatic headlamp mode
CParking 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.
BLow beam plus parking lamps or
high beam headlamps (combination
switch pushed forward)
ˆStanding lamps, right
‚Standing lamps, left
iIf you drive in countries where vehicles
drive on the other side of the road than
the country in which the vehicle is reg-
istered, you must have the headlamps
modified for symmetrical low beams.
Relevant information can be obtained
at your authorized Mercedes-Benz
Center.
Page 121 of 434

120 Controls in detailLightingSwitching on fog lampsSwitching on front fog lamps
Make sure the low beam headlamps
are switched on.
Pull out exterior lamp switch to first
stop.
The green indicator lamp ‡ in the
lamp switch comes on.
Switching on rear fog lamp
Make sure the low beam headlamps
are switched on.
Pull out exterior lamp switch to second
stop.
The yellow indicator lamp † in the
lamp switch comes on.
Combination switch
The combination switch is located on the
left side of the steering column.
1High beam
2High beam flasher
Warning!
G
In low ambient lighting or foggy conditions,
only switch from position
U
to
B
with the vehicle at a standstill. 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.
iFog lamps will operate with the parking
lamps and/or the low beam headlamps
on. Fog lamps should only be used in
conjunction with low beam headlamps.
Consult your State or Province Motor
Vehicle Regulations regarding permis-
sible lamp operation.
Page 126 of 434

125 Controls in detail
Instrument cluster
During severe operating conditions, e.g.
stop-and-go traffic, the coolant tempera-
ture may rise close to 248°F (120°C).
The engine should not be operated with
the coolant temperature above 248°F
(120°C). Doing so may cause serious en-
gine damage which is not covered by the
Mercedes-Benz Limited Warranty.
Trip odometer
Make sure you are viewing the trip
odometer display (
page 127).
If it is not displayed, press the j or
k button on the multifunction
steering wheel repeatedly until the trip
odometer appears.
Press and hold reset button4
(page 22) until the trip odometer is
reset.
Tachometer
The red marking on the tachometer de-
notes excessive engine speed.
To help protect the engine, the fuel supply
is interrupted if the engine is operated
within the red marking.
SL 55 AMG
The tachometer of the SL 55 AMG does not
have a red marking denoting excessive en-
gine speed.
To help protect the engine, the fuel supply
is interrupted if the engine is operated at
an excessive speed.
!Excessive coolant temperature triggers
the coolant temperature warning lamp
(page 304) and a warning in the
multifunction display (
page 286).
!Avoid driving at excessive engine
speeds, as it may result in serious en-
gine damage that is not covered by the
Mercedes-Benz Limited Warranty.
Page 128 of 434

127 Controls in detail
Control system
Control system
The control system is activated as soon as
the SmartKey in the starter switch is
turned to position1 or as soon as the
KEYLESS-GO start/stop button is in posi-
tion 1. 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
The multifunction display consists of the
display fields in the speedometer and the
tachometer. In its default state, the left
display field shows the trip and main
odometer, while the present outside tem-
perature appears in the right display field.
This default setting is referred to as the
standard display.
1Main odometer
2Trip odometer
3Current gear selector lever position
4Outside temperature
5Automatic transmission program mode
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 14 m) every second.
Page 129 of 434

128 Controls in detailControl systemMultifunction steering wheel
The displays in the multifunction display
and the settings in the control system are
controlled by the buttons on the multifunc-
tion steering wheel.Pressing any of the buttons on the multi-
function steering wheel will alter what is
shown in the multifunction display.
The information available in the multifunc-
tion display is arranged in menus, each
containing a number of functions or sub-
menus.
The individual functions are then found
within the relevant menu (radio or CD op-
erations under
AUDIO
, for example). These
functions serve to call up relevant informa-
tion or to customize the settings for your
vehicle.
It is helpful to think of the menus, and the
functions within each menu, as being ar-
ranged in a circular pattern.
If you press button è or ÿ re-
peatedly, you will pass through each
menu one after the other.
If you press button k or j re-
peatedly, you will pass through each
function display, one after the other, in
the current menu.
1
Left multifunction display in the
speedometer
2
Right multifunction display in the
tachometerOperating the control system
3
Selecting the submenu or setting
the volumeçdown / to decreaseæup / to increase
4
Telephone*íto take a callìto end a call
5
Menu systemsèfor next menuÿfor previous menu
6
Moving within a menujfor next displaykfor previous display