SMART Fortwo coupe Operator's Manual page 124

Front compartment
122
Push service flap = down in direction
X
of arrow G.
First push both levers ; inward and then
X
to the rear.
Press both levers ; into the radiator
X
grille until they engage.
Coolant
G WARNING
In order to avoid potentially serious burns:
Use extreme caution when opening the
R
service flap if there are any signs of
steam or coolant leaking from the
cooling system, or if the coolant
temperature warning lamp ? in the
instrument cluster indicates that the
coolant is overheated.
Do not remove the pressure cap on coolant
R
reservoir if coolant temperature is
above 158¦ (70¥). Allow engine to cool
down before removing cap. The coolant
reservoir contains hot fluid and is under
pressure.
Using a rag, slowly turn the cap
R
1
approximately / turn to relieve excess
2
pressure. If opened immediately,
scalding hot fluid and steam will be
blown out under pressure.
The engine coolant is a mixture of water
and anticorrosion/antifreeze. To check the
coolant level the vehicle must be parked on
level ground and the engine must have
cooled down. For more information, see
"Coolants" ( page 223).
Y
Checking coolant level
Remove the service flap and insert it on
X
the front of the vehicle (
The coolant reservoir is located in the
front compartment on the driver's side.
Allow the radiator to cool down for at
X
least 30 minutes.
Using a rag, slowly turn pressure
X
cap : approximately
page 120).
Y
1 / turn
2