Notes
WARNING: Risk of scalding!
Only perform this repair work after engine has cooled down.
Protective measures/rules of conduct
Wear safety goggles
Wear protective gloves
Observe national/countr
Notes
WARNING: Risk of scalding!
The repair work on the cooling system should only be carried out on an
engine that has cooled down!
IMPORTANT: Lifetime coolant filling:
Never reuse used coolant!
When
REMOVING AND INSTALLING/REPLACING LOWER OIL SUMP SECTION (N63)
Necessary preliminary work
Remove underbody protection at front and rear.
Release oil drain plug and drain engine oil. See SERVICE - ENGINE OIL.
Unlock plug connection (1) on oil level sensor and disconnect.
Release screws (2) alon
A desiccant insert that is in a correctly functioning, sealed A/C system does
not have to be changed at regular
service-inspection intervals.
The desiccant bottle or desiccant insert must be replaced in the event of
the refrigerant being fouled by chips (e.g. mechanical damage to the
compressor