Mercedes-Benz GLC : Display messages / Mercedes me connect

Other information:
Check if the battery is
sufficiently charged. If
necessary, start the engine.
Pull switch 1 briefly.
Indicator lamp 2 goes out.
The vehicle will be raised to the currently
selected level.
The vehicle is automatically set to the level
of the most recently active drive program if
you drive at speeds greater than 1...
The diagnostics connection is a technical interface
in the vehicle. It is used, for example, within
the scope of repair and maintenance work or for
reading out vehicle data by a specialist workshop.
Diagnostic devices should therefore only
be connected by a qualified specialist workshop...