Coolant temperature gauge
G
WARNING
Opening the hood when the engine is over-
heated or when there is a fire in the engine
compartment could expose you to hot gases
or other service products. There is a risk of
injury.
Let an overheated engine cool down before
opening the hood. If there is a fire in the
engine compartment, keep the hood closed
and contact the fire department.
!
A display message is shown if the coolant
temperature is too high.
If the coolant temperature is above 257 ‡
(125 †) do not drive any further. The engine
will otherwise be damaged.
The coolant temperature display is in the lower
section of the tachometer (
Y
page 32).
Under normal operating conditions and with the
specified coolant level, the coolant temperature
may rise to 255 ‡ (124 †).
Operating the on-board computer
:
Multifunction display
;
Right control panel
=
Left control panel
X
To activate the on-board computer: turn
the SmartKey to position 1 in the ignition lock.
You can control the multifunction display and
the settings in the on-board computer using the
buttons on the multifunction steering wheel.
Left control panel
ò
R
Opens the menu list
9
:
Press briefly:
R
Scrolls in lists
R
Selects a menu or function
R
In the
Radio
or
Media
menu:
opens the track or station list and
selects a station, an audio track or
a video scene
R
In the
Telephone
menu: switches
to the phone book and selects a
name or a telephone number
9
:
Press and hold:
R
Scrolls quickly through all lists
R
In the
Radio
or
Media
menu:
selects a station, audio track or
video scene using rapid scrolling
R
In the
Telephone
menu: starts
rapid scrolling if the phone book is
open
a
R
In all menus: confirms the selected
entry in the list
R
In the
Radio
or
Media
menu:
opens the list of available radio
sources or media
R
In the
Telephone
menu: switches
to the phone book and starts dial-
ing the selected number
ñ
R
Switches off the Voice Control
System (see the separate operat-
ing instructions)
%
Press briefly:
R
Back
R
In the
Radio
or
Media
menu: dese-
lects the track or station list or list
of available radio sources or media
R
Hides display messages
R
Exits the telephone book/redial
memory
%
Press and hold:
R
Calls up the standard display in the
Trip
menu
206
Displays and operation
On-board
com
puter
and
dis
pla
ys
