Coolant, Coolant expansion tank – BMW 2012 X6M User Manual
Page 267
Coolant
General information
Danger of burns from hot engine
Do not open the cooling system while the
engine is hot; otherwise, escaping coolant may
cause burns.◀
Suitable additives
Only use suitable additives; otherwise, en‐
gine damage may occur. The additives are
harmful to your health.◀
Coolant consists of water and additives.
Not all commercially available additives are suit‐
able for your vehicle. Ask your service center for
suitable additives.
Checking the coolant level
1.
Do not open the hood until the engine has
cooled down.
2.
Turn the expansion tank cap counterclock‐
wise slightly to allow any accumulated pres‐
sure to escape; then continue turning to
open.
3.
The coolant level is correct if it is between
the maximum and minimum marks in the
filler neck, refer also to the diagram next to
the filler neck.
4.
If the coolant is low, slowly add coolant up to
the specified level; do not overfill.
5.
Turn the cap until there is an audible click.
6.
Have the cause of the coolant loss elimi‐
nated as soon as possible.
Disposal
Comply with the appropriate environmen‐
tal protection regulations when disposing
of coolant additives.
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