Mercedes-Benz GLC : Stowage areas / Locking and unlocking the cargo compartment floor

Turn the emergency key a
quarter turn clockwise
(to lock) or counter-clockwise
(to
unlock).
WARNING Risk of injury due to an open
cargo compartment floor
If you drive with the cargo compartment floor
open, objects could be flung around and hit
vehicle occupants as a result...
WARNING Risk of accident due to
exceeding the maximum roof load
The vehicle center of gravity and the usual
driving characteristics as well as the steering
and braking characteristics alter...
Other information:
..
Requirements:
The engine has been warmed up.
The vehicle is parked on a level surface.
The engine is running at idle speed.
The hood is closed.
The engine oil level is determined during driving.
Determining the engine oil level can take up to
30 minutes with a normal driving style and even
longer with an active driving style...