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Checking service products and topping up
152
service products out of the reach of chil-
dren.
H
Environmental note
Dispose of service products in an envi-
ronmentally-responsible manner.
Also observe the information in the "Service
products" section (
Service products include the following:
fuels (e.g. petrol, diesel)
R
lubricants (e.g. engine oil, transmission
R
oil)
coolant
R
brake fluid
R
windscreen washer fluid
R
climate control system refrigerant
R
Service products approved for smart:
http://bevo.mercedes-benz.com
Checking the engine oil and topping
up
Checking the engine oil level
G
WARNING
Certain components in the engine com-
partment could be very hot, e.g. the
engine, the radiator and parts of the
exhaust system. There is a risk of injury
when accessing the engine compartment.
As far as possible, allow the engine to
cool down and only touch the components
described in the following.
G
WARNING
If you open the bonnet while the engine
is overheating or while there is a fire in
the engine compartment, you could come
into contact with hot gases or other leak-
ing service products. There is a danger of
injury.
Allow an overheating engine to cool down
before opening the bonnet. If there is a
fire in the engine compartment, leave the
bonnet closed and notify the fire brigade.
Y
page 212).
G
WARNING
There are moving components in the
engine compartment. Certain components
may continue to move or suddenly move
again even after the ignition has been
switched off, e.g. the radiator fan. There
is a risk of injury.
If you have to carry out work in the
engine compartment:
switch off the ignition
R
never touch the dangerous areas sur-
R
rounding moving components, e.g. the
rotation area of the fan
remove jewellery and watches
R
keep items of clothing and hair, for
R
example, away from moving parts.
Depending on your driving style, the vehi-
cle consumes up to 0.5 litres of oil per
1000 km. The oil consumption may be
higher than this when the vehicle is new or
if it is frequently driven at high engine
speeds.
To check the engine oil, the vehicle must be
parked on a flat surface.
X
If the engine has not been started for an
extended period, e.g. overnight, the
measurement can be carried out immedi-
ately.
X
If the engine is at normal operating tem-
perature after driving, wait five minutes
before measuring.
X
If the engine was only started briefly and
is not at normal operating temperature,
switch off the engine and wait 30 minutes
before carrying out the measurement.
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