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Controls in detail
Instrument cluster
Coolant temperature indicator During severe operating conditions, e.g.
stop-and-go traffic, the coolant tempera-
ture may rise close to 120°C.
The engine should not be operated with
the coolant temperature above 120°C. Do-
ing so may cause serious engine damage
which is not covered by the
Mercedes-Benz Limited Warranty.
Trip odometer
Make sure you are viewing the trip odome-
ter display (
୴ page 129).
̈ If it is not displayed, press button è
or ÿ on the multifunction steering
wheel repeatedly until the trip odome-
ter appears.
̈ Press and hold reset button 1 on the
instrument cluster (
୴ page 126) until
the trip odometer is reset.
Tachometer
The red marking on the tachometer de-
notes excessive engine speed.
To help protect the engine, the fuel supply
is interrupted if the engine is operated
within the red marking.
CLK 55 AMG
The tachometer of the CLK 55 AMG does
not have a red marking denoting excessive
engine speed
To help protect the engine, the fuel supply
is interrupted if the engine is operated at
an excessive engine speed.
Warning! G
ț 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.
ț Steam from an overheated engine can
cause serious burns and can occur just
by opening the hood. Stay away from
the engine if you see or hear steam com-
ing from it.
Turn off the engine, get out of the vehicle
and do not stand near the vehicle until the
engine has cooled down.
i
Excessive coolant temperature triggers
a warning in the multifunction display
(
୴ page 329) and the red coolant warn-
ing lamp in the instrument cluster
comes on (
୴ page 315).
!
Avoid driving at excessive engine
speeds, as it may result in serious en-
gine damage that is not covered by the
Mercedes-Benz Limited Warranty.