Adjusting the instrument cluster illumination, Coolant temperature gauge, Resetting trip odometer – Mercedes-Benz SL-Class 2009 Owners Manual User Manual
Page 127: Tachometer, Controls in detail
Instrument cluster
125
Use reset button
1
to adjust the illumination
brightness for the instrument cluster and the
switches on the center console..
i
The instrument cluster illumination is dim-
med or brightened automatically to suit
ambient light conditions.
X
To brighten illumination: Turn reset but-
ton
1
clockwise until the desired level of
illumination is reached.
X
To dim illumination: Turn reset button
1
counterclockwise until the desired level
of illumination is reached.
The coolant temperature gauge is on the left
side in the instrument cluster (
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
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
D
in the instrument cluster comes on.
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.
X
Make sure you are viewing the standard
display (
page 129) in the multifunction
display.
X
Press and hold the reset button in the
instrument cluster (
trip odometer is reset.
The red marking on the tachometer
(
page 30) denotes excessive engine speed.
!
Avoid driving at excessive engine speeds,
as it may result in serious engine damage
that is not covered by the Mercedes-Benz
Limited Warranty.
To help protect the engine, the fuel supply is
interrupted if the engine is operated within
the red marking.
Controls in detail
Z