Illumination; Coolant - Mercedes-Benz 2009 CLS-Class Operator's Manual

Reset button
1
Activating the instrument cluster
The instrument cluster is activated when you
open a front door
R
switch on the ignition
R
press reset button
1
R
switch on the exterior lamps (
R
For information on changing the instrument
cluster settings, e.g. the language, see
( Y page 134).
Adjusting the instrument cluster illu-
mination
i The instrument cluster illumination is dim-
med 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.
X
To brighten illumination: Turn reset but-
ton clockwise until the desired level of
1
illumination is reached.
X
To dim illumination: Turn reset button
counterclockwise until the desired level
1
of illumination is reached.
Coolant temperature indicator
G Warning!
Y page 94)
Driving when your engine is overheated can
cause some fluids which may have leaked
into the engine compartment to catch fire.
You could be seriously burned.
Steam from an overheated engine can
cause serious burns which can occur just
by opening the engine hood. Stay away
Controls in detail
Instrument cluster
from the engine if you see or hear steam
coming from it.
Stop the vehicle in a safe location away
from other traffic. Turn off the engine, get
out of the vehicle and do not stand near the
vehicle until the engine has cooled down.
During severe operating conditions, e.g. stop-
and-go traffic, the coolant temperature may
rise close to 248‡ (120†).
! Excessive coolant temperature triggers a
warning in the multifunction display and the
red coolant temperature warning lamp
in the instrument cluster comes on.
D
The engine should not be operated with a
coolant temperature above 248‡ (120†).
Doing so may cause serious engine damage
which is not covered by the Mercedes-Benz
Limited Warranty.
Z
121