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109
Controls in detail
Instrument cluster
̈ Turn the SmartKey in the starter switch
to position 1 or 2.
̈ Call up the trip odometer and main
odometer by pressing button
è
or
ÿ on the multifunction steering
wheel (
୴ page 112).
̈ Press button j or k until the
coolant temperature display appears.
During severe operating conditions and
stop-and-go city traffic, the coolant tem-
perature may rise close to 248°F (120°C).
The engine should not be operated with
the coolant temperature above 248°F
(120°C). Doing so may cause serious en-
gine damage which is not covered by the
Mercedes-Benz Limited Warranty.
Trip odometer
̈ Make sure you are viewing the trip
odometer and main odometer
(
୴ page 111) in the multifunction dis-
play.
̈ Press and hold the reset knob on the in-
strument cluster (
୴ page 108) 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.
i
Excessive coolant temperatures trigger
a warning in the multifunction display
(
୴ page 252).
!
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.