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DYNAMIC SELECT switch
154
Problem
The coolant temperature
display is showing more
than 120 †. A display
message may also
appear in the multifunc-
tion display and a warn-
ing tone may sound.
DYNAMIC SELECT switch
All vehicles (except Mercedes-AMG
vehicles)
Use the DYNAMIC SELECT switch to change the
drive program. Depending on the drive program
selected, the following vehicle characteristics
will change:
the drive (engine and transmission manage-
R
ment)
the suspension
R
the steering
R
the availability of the ECO start/stop function
R
the climate control
R
the climate control settings
-
the rear window heating operation period
-
the performance of the seat heating
-
If the ignition is switched off for less than four
hours, the previously selected drive program is
activated when the engine is next started. If the
ignition is switched off for more than four hours,
drive program C is activated when the engine is
next started.
Possible causes/consequences and M M Solutions
The coolant level is too low. The coolant is too hot and the engine is no
longer being cooled sufficiently.
Stop as soon as possible and allow the engine and the coolant to
X
cool down.
Check the coolant level (
X
as you do so and top up the coolant if necessary.
If the coolant level is correct, the engine radiator fan may be faulty. The
coolant is too hot and the engine is no longer being cooled sufficiently.
If the coolant temperature is below 120 †, you can continue driving
X
to the nearest qualified specialist workshop.
Avoid heavy loads on the engine as you do so, e.g. driving in moun-
X
tainous terrain and stop-start traffic.
page 324). Observe the warning notes
Y
:
DYNAMIC SELECT switch (example)
Push DYNAMIC SELECT switch : forward or
X
back until the desired drive program is selec-
ted.
The status icon of the selected drive program
is shown in the multifunction display.
In addition, the current drive program settings
are displayed briefly in the display of the mul-
timedia system.
i
In a few countries, the ECO start/stop func-
tion is deactivated at the factory due to the
quality of the available fuel. In this case, the
ECO start/stop function is not available in any
drive program, regardless of the display in the
multimedia system display.
Available drive programs:
I Individual
Individual settings
S+ Sport Plus
Particularly sporty driving
characteristics
S Sport
Sporty driving characteris-
tics
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