Warning Lamp - SMART Fortwo 2015 Owner's Manual

Warning and indicator lamps in the instrument cluster
Problem
5
The red oil pressure
indicator lamp is lit
while the engine is
running. A warning
tone also sounds.
?
The red coolant tem-
perature warning lamp
comes on while the
engine is running. A
warning tone also
sounds.
Possible causes/consequences and M Solutions
The engine oil pressure is too low. There is a risk of engine dam-
age.
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driv-
ing under any circumstances.
X
Switch off the engine.
X
Secure the vehicle against rolling away (
X
Check the oil level (
X
If necessary, top up the engine oil (
Information on approved engine oils can also be obtained from any
qualified specialist workshop.
The coolant temperature has exceeded 110 †. The airflow to the
engine radiator may be blocked or the coolant level may be too low.
G
WARNING
The engine is not being cooled sufficiently and may be damaged.
Never drive with an overheated engine. Driving when your engine
is overheated can cause some fluids which may have leaked into the
engine compartment to catch fire.
Steam from an overheated engine can cause serious burns, which
can occur just by opening the engine compartment cover.
There is a risk of injury.
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driv-
ing under any circumstances.
X
Switch off the engine.
X
Secure the vehicle against rolling away (
X
Leave the vehicle and keep a safe distance from the vehicle until
the engine has cooled down.
X
Check the coolant level and top up the coolant. Observe the notes
Y
as you do so ( page 220).
X
If you have to top up the coolant frequently, have the engine
cooling system checked.
X
Make sure that the air supply to the engine radiator is not
blocked, e.g. by frozen slush.
X
Do not start the engine again until the coolant temperature is
below 110 †. The engine may otherwise be damaged.
Avoid heavy loads on the engine as you do so, e.g. driving in
mountainous terrain and stop-start traffic.
Y
page 171).
Y
page 172).
Y
page 107).
Y
page 107).
Z
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