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Practical hints
What to do if ...
Display symbol
Display message
•
Ñ
Cr. control
and SPEED-
TRONIC
inoperative
J
350
Possible cause/consequence
The cooling fan for the coolant is
malfunctioning.
The cruise control is malfunctioning.
You are attempting to drive with one or
more doors open.
Possible solution
Observe the coolant temperature
gauge in the multifunction display
( page 26).
If the coolant temperature is
below 120°C, you may continue
driving to the nearest specialist
workshop.
Avoid placing heavy loads on the
engine (e.g. by driving uphill) as well as
stop-and-go traffic.
Have the fan replaced as soon as
possible.
Have the cruise control checked at an
authorized Mercedes-Benz Light Truck
Center.
Close the doors.
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