See also:

The concept
The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on. ...

Switching on/off manually
Press the button. ...

Engine oil temperature
Engine oil temperature ▷ Cold engine: the pointer is at the low temperature end. Drive at moderate engine and vehicle speeds. ▷ Normal operating temperature: the pointer is in th ...