Mercedes-Benz GLC : Parking Assist PARKTRONIC / Adjusting the volume of the warning tones
Select Warning Tone Volume.
Set a value.
Other information:
WARNING Risk of accident and injury
due to an incorrectly installed ball coupling
If the ball coupling is not installed and
engaged correctly, it may become detached
during travel and endanger other road users.
There is a risk of fatal injury.
Install and secure the
ball coupling as
described in the ball coupling manufacturer's
installation instructions...
Restraint system functionality
When the ignition is switched on, a self-test is
performed, during which the
restraint system warning lamp lights up. It goes out no later
than a few seconds after the vehicle is started.
The components of the restraint system are then
functional...