Page 126 of 473

125 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. The control system
enables you to
call up information about your vehicle
change vehicle settings
For example, you can use the control
system to find out when your vehicle is
next due for service, to set the language
for messages in the instrument cluster
display, and much more.
The control system relays information to
the multifunction display.
Multifunction display
1Trip odometer
2Main odometer
3Current program mode
(automatic transmission)
4Current gear selector lever
position/gear range
(automatic transmission)
5Digital clock
6Status indicator (outside tempera-
ture/digital speedometer)
i
The displays for the audio systems
(radio, 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,
selecting features through the multifunction
steering wheel should only be done by the
driver when traffic and road conditions
permit 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
(approximately 14 m) every second.
Page 234 of 473

233 Controls in detail
Audio system
Redial
If the number you have dialed is busy, you
can again place calls to the last ten
telephone numbers dialed using the redial
function.
Manual redial
Press s button.
The telephone number last dialed
will appear in the display.
Select desired telephone number
with button ‚ or ƒ.
The letter
L and the number of the
memory position appears in the
left-hand corner of the display. The
numbers are stored in the order of
the calls received.
When you have selected a number,
press s button.
The call will be made.Accepting an incoming call
If the telephone is active in the background
(reception symbol is visible in the display),
the audio source is muted when an incom-
ing call is received. A ringing tone can be
heard and the caller’s telephone number,
or the name under which the telephone
number has been saved in the telephone
book, appears in the display. If the caller’s
number is not relayed,
CALL will appear in
the display.
Press s button.
The call is accepted.
i
If you have activated the automatic re-
dial function on your mobile telephone,
the number of the person being called
is automatically redialed after a short
waiting period if there is a busy signal.
Refer to the separate operating instruc-
tions for the mobile telephone.
Page 371 of 473
370 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
ÑCruise contr.
Drive to workshopCruise control is malfunctioning.Visit an authorized Mercedes-Benz
Center.
GDisplay malfunction
Visit workshopThe instrument cluster display is
malfunctioning.Continue driving with added caution.
Visit an authorized Mercedes-Benz
Center as soon as possible.
The displays for several systems have
malfunctioned. Some systems them-
selves may also have malfunctioned.Have the electronic systems checked
by an authorized Mercedes-Benz
Center.
±Display malfunction
Visit workshopCertain electronic systems are unable to
relay information to the control system.
The following systems may have failed:
Coolant temperature display
Tachometer
Cruise control display
Have the electronic systems checked
by an authorized Mercedes-Benz
Center.
JDoors openYou are attempting to drive with one or
more doors open.Close the doors.
Page 446 of 473

445 Technical terms
ETD
(E
mergency Tensioning Device)
Device which deploys in certain frontal
and rear collisions exceeding the
system’s threshold to tighten the
seat belts.
->SRS
FSS (Canada vehicles)
(F
lexible Service System)
Maintenance service indicator in the
multifunction display that informs the
driver when the next vehicle mainte-
nance service is due. FSS evaluates
engine temperature, oil level, vehicle
speed, engine speed, distance driven
and the time elapsed since your last
maintenance service, and calls for the
next maintenance service accordingly.
GAWR
(G
ross Axle Weight Rating)
(
page 332)Gear range
Number of gears which are available to
the automatic transmission for shifting.
The automatic gear shifting process
can be adapted to specific operating
conditions using the gear selector
lever.
GPS
(G
lobal Positioning System)
Satellite-based system for relaying
geographic location information to and
from vehicles equipped with special
receivers. Employs CD digital maps for
navigation.
GVW
(G
ross Vehicle Weight) (page 332)
GVWR
(G
ross Vehicle Weight Rating)
(
page 332)Instrument cluster
The displays and indicator/warning
lamps in the driver’s field of vision,
including the tachometer, speedo-
meter, engine temperature display and
fuel gauge.
Kickdown
Depressing the accelerator past the
point of resistance shifts the transmis-
sion down to the lowest possible gear.
This very quickly accelerates the
vehicle and should not be used for
normal acceleration needs.
Kilopascal (kPa)
(
page 332)
Locking knob
Knob on the door which indicates
whether the door is locked or un-
locked. Pushing the locking knob down
on an individual door from inside will
lock that door.