Mercedes-Benz SL 2008 Owner's Manual page 183

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Operation
Engine compartment
Example (SL 600)
Cap
1
Unscrew cap
1
and remove it.
X
Top up with the amount of oil required.
X
!
Do not add too much oil. If too much oil
is added and the oil level is above the max-
imum mark on the dipstick, the engine or
catalytic converter could be damaged.
Have excess oil siphoned off.
Screw cap
1
onto the filler neck.
X
H Environmental note
When topping up the oil, take care not to
spill any. Oil must not be allowed to escape
into the soil or waterways. You would oth-
erwise be damaging the environment.
180
Coolant
G Risk of injury
The cooling system is pressurised. There-
fore, only unscrew the cap once the engine
has cooled down. The coolant temperature
gauge must display less than 70 °C. You
could otherwise be scalded by escaping hot
coolant.
Coolant consists of water and antifreeze/cor-
rosion inhibitor. Only check the coolant level
when the vehicle is on a level surface and the
engine has cooled down.
Checking the coolant level
The expansion tank is located in the engine
compartment on the right-hand side of the
vehicle when viewed in the direction of travel.
Expansion tank
1
Slowly turn the cap by half a turn anti-
X
clockwise to allow excess pressure to
escape.
Turn the cap further anti-clockwise and
X
remove it.
There is sufficient coolant in expansion
tank
1
if the coolant is level with the mark
in the filler neck when cold or approxi-
mately 1.5 cm higher when hot.
Top up the coolant if necessary.
X
Position the cap and screw tight.
X

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