Machine with automatic cycle suitable for inspection under pressure of passenger, 4x4, light truck tyres in the range 10”-17,5”. The inflating pressure is adjustable from 0 to 6 bars. This machine has two rotation speeds for a quick check of the casing and is equipped with safety devices in order to be in compliance with the current safety regulations. Furthermore the automatic inflating machine enables the trimming and the final checking of the retreaded tyre.