Illumination - Mercedes-Benz 2010 M-Class Operator's Manual

Instrument cluster
118
G
Warning!
No messages will be displayed if either the
instrument cluster or the multifunction
display is inoperative.
As a result, you will not be able to see
information about your driving conditions,
such as
speed
R
outside temperature
R
warning/indicator lamps
R
malfunction/warning messages
R
failure of any systems
R
Driving characteristics may be impaired.
If you must continue to drive, do so with added
caution. Contact an authorized Mercedes-
Benz Center as soon as possible.
G
Warning!
HYBRID vehicles: It is imperative that you read
the HYBRID Supplemental Operating
Instructions included in your vehicle literature
portfolio. You may otherwise not recognize
potential danger.
To dim instrument cluster illumination
:
Reset button
;
To brighten instrument cluster
=

illumination

For information on changing the instrument
cluster settings, e.g. the language, see
( Y page 130).
Activating the instrument cluster
The instrument cluster is activated when you
open the driver's door
R
switch on the ignition
R
press button :, ; or =
R
i Opening the driver's door or pressing
button :, ; or = without switching on
the ignition activates the instrument
cluster illumination only for 30 seconds.
Adjusting the instrument cluster
illumination
X
To brighten illumination: Press and hold
button = until the desired level of
illumination is reached.
X
To dim illumination: Press and hold
button : until the desired level of
illumination is reached.
i The 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.
i
With the exterior lighting switched on, the
brightness of the switches in the center
console will also be adjusted when using
button : or =.
Resetting trip odometer
X
Make sure you are viewing the standard
display ( Y page 122) in the multifunction
display.
X
Press and hold the reset button in the
instrument cluster (
trip odometer is reset.
Y page 117) until the