![P5-21w22-Start/stop switch](https://www.volvocars.com/images/support/imgf6b84e2b04115720c0a80152345ac188_1_--_--_VOICEpnghigh.png?imwidth=1280)
To switch off the vehicle:
Turn the start knob clockwise and release.
The vehicle is switched off and the start knob returns automatically to its original position.
If the vehicle rolls:
Turn the start knob clockwise and hold until the vehicle switches off.