Mercedes-Benz 2010 C 250, Руководство оператора

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Engine
Problem Possible causes/consequences and
M
Solutions
;
The yellow engine
malfunction indicator
lamp comes on when
the engine is running.
There may be a malfunction in
R
the fuel management system
R
the ignition system
R
the emission control system
R
systems which affect emissions
Such malfunctions may result in excessive emissions values and
may switch the engine to limp-home (emergency operation) mode.
X
Have the vehicle checked as soon as possible at an authorized
Mercedes-Benz Center.
i Some states may by law require you to visit a workshop as
soon as the engine malfunction indicator lamp comes on. Check
local requirements.
;
The yellow engine
malfunction indicator
lamp comes on when
the engine is running.
A loss of pressure has been detected in the fuel system. The fuel
cap may not be closed properly or the fuel system may be leaky.
X
Check the fuel cap (
Y
page 222).
X
If it is not closed properly: Close the fuel cap.
X
If it is closed properly: Have the fuel system checked by an
authorized Mercedes-Benz Center.
?
The red coolant
temperature
warning lamp
comes on when
the engine is
running. There is insufficient coolant in the reservoir.
If this warning lamp comes on frequently, there is a leak in the
cooling system.
If the coolant level is correct, the electric radiator fan may be
broken.
X
Immediately add coolant to prevent engine from overheating
(
Y
page 227).
X
Have the cooling system checked.
X
If the coolant temperature is below 248‡ (120†), you can
continue driving to the nearest authorized Mercedes-Benz
Center.
X
Avoid high engine loads (e.g. driving uphill) and stop-and-go
driving.
What to do if …
305
Practical hints
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