Mercedes-Benz E-Class Saloon Owner's Manual page 422

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420 Maintenance and care

Checking the coolant level

& WARNING Risk of burns from hot com‐

ponent parts in the engine compartment

Certain components in the engine compart‐

ment can be very hot, e.g. the engine, the

radiator and parts of the exhaust system.

Allow the engine to cool down and only

touch component parts described in the

& WARNING Danger of burns when open‐

ing the bonnet

If you open the engine bonnet when the

engine has overheated or during a fire in the

engine compartment, you could come into

contact with hot gases or other escaping

operating fluids.

Before opening the bonnet, allow the

engine to cool down.

In the event of a fire in the engine com‐

partment, keep the engine bonnet

closed and call the fire service.

& WARNING Risk of scalding from hot

The engine cooling system is pressurised,

particularly when the engine is warm. If you

open the cap, you could be scalded by hot

coolant spraying out.

Let the engine cool down before open‐

ing the cap.

When opening the cap, wear protective

gloves and safety glasses.

Open the cap slowly to release pres‐

Park the vehicle on a level surface.

Check the coolant temperature display in the

instrument cluster.

The coolant temperature must be below

Slowly turn cap

anti-clockwise to relieve

overpressure.