The volume of the buzzer accompanying any failure/warning indication can be adjusted according to 8 levels. The buzzer can be adjusted and, in certain cases, it cannot be excluded. To adjust the volume proceed as follows:

See also:
21. Electronic Stability Control OFF (ESC OFF)Indicator Light
This light indicates the Electronic Stability Control system (ESC) has been turned
off by the driver. ...
Fiat 500 Owners Manual
h1 {color: red;}
h2 {color: green;}
h3 {color: blue;}
h4 {color: #FF00FF;}
...
Child lock
To prevent opening the sliding side doors from the inside.
Engage by inserting the tip of the ignition key as shown in fig. 113 and turning
it.
Position 1 - device off.
Position 2 - device on.
T ...


