Troubleshooting
288
Problem
Possible cause/consequence Suggested solutions
D
The red coolant warning
lamp comes on while the
engine is running. You will
also hear a warning tone.
The coolant level is too low.
The coolant temperature has
exceeded 120 †. The engine is
not being cooled sufficiently and
may be damaged.
X
Stop the vehicle as soon as possible. Pay attention to the traffic
conditions as you do so.
X
Allow the engine and coolant to cool.
X
Check the coolant level. Observe the warning notes
(
Y
page 225). Top up the coolant if necessary.
X
Have the coolant system checked at a qualified specialist work-
shop if the coolant needs topping up more often than usual.
D
The red coolant warning
lamp comes on while the
engine is running. You will
also hear a warning tone.
If the coolant level is correct, the
radiator fan may be faulty.
The coolant temperature has
exceeded 120 †. The engine is
not being cooled sufficiently and
may be damaged.
X
Do not continue driving under any circumstances.
X
Consult a qualified specialist workshop.
±
The yellow engine diagnos-
tics warning lamp comes
on while the engine is run-
ning.
Vehicles with a diesel engine: the
fuel tank has run dry.
X
Start the engine three to four times after refuelling.
Emergency running mode is cancelled. The vehicle need not be
checked.
Practical advice
211_AKB; 2; 5, en-GB
mkalafa,
Version: 2.9.4
2008-02-29T16:57:07+01:00 - Seite 288
Dateiname: 6515_3416_02_buchblock.pdf;
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