The compressor can be also used just for restoring pressure. Disconnect the quick connection and connect it directly to the tyre valve; in this way the cylinder is not connected to compressor and the sealing fluid will not flow into the tyre.

See also:
Fiat 500 Owners Manual
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h2 {color: green;}
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...
“Smart washing” function
Pulling the stalk towards the steering wheel (unstable position) operates the
windscreen washer; indeed, the latter comes into action automatically if the stalk
is pulled for more than half a se ...
Cleaning The Rear Park Assist System
Clean the Rear Park Assist sensors with water, car wash soap and a soft cloth.
Do not use rough or hard cloths. In washing stations, clean sensors quickly keeping
the vapor jet/high pressure washi ...


