#
Turn cap
1
anti-clockwise and remove it.
#
Top up the engine oil.
#
Replace cap
1
and turn it clockwise until it
engages.
#
Check the oil level again (
/
page 376).
Checking the coolant level
&
WARNING Risk of burns from hot com‐
ponent parts in the engine compartment
Certain component parts in the engine com‐
partment can be very hot, e.g. the engine,
the cooler and parts of the exhaust system.
#
Allow the engine to cool down and only
touch component parts described in
the following.
&
WARNING Risk of scalding from hot
coolant
If you open the cap, you could be scalded.
#
Let the motor cool down before opening
the cap.
#
When opening the cap, wear protective
gloves and safety glasses.
#
Open the cap slowly to release pres‐
sure.
#
Park the vehicle on a level surface.
#
Check the coolant temperature display in the
instrument cluster.
The coolant temperature must be below
70°C.
#
Slowly turn cap
1
anti-clockwise to release
overpressure.
Maintenance and care 379
Internal use only
Summary of Contents for C-Class Saloon 2020
Page 2: ...Internal use only ...
Page 3: ...Internal use only ...
Page 9: ...Left hand drive vehicles 6 At a glance Cockpit Internal use only ...
Page 12: ...Internal use only ...
Page 17: ...14 At a glance Overhead control panel Internal use only ...
Page 19: ...16 At a glance Door control panel and seat adjustment Internal use only ...
Page 21: ...18 At a glance Emergencies and breakdowns Internal use only ...
Page 556: ...Internal use only ...
Page 557: ...Internal use only ...