Switching on the power supply or ignition
WARNING Risk of accident and injury due to leaving children unattended in the vehicle
If children are left unattended in the vehicle, they could, in particular:
open doors, thereby endangering other persons or road users.
get out and be struck by oncoming traffic.
operate vehicle equipment and become trapped, for example.
In addition, the children could also set the vehicle in motion by, for example:
releasing the parking brake.
changing the transmission position.
starting the vehicle.
Never leave children unattended in the vehicle.
When leaving the vehicle, always take the key with you and lock the vehicle.
Keep the vehicle key out of the reach of children.
Requirements:
The key is in the vehicle and is recognised.
The brake pedal is not depressed.
To switch on the power supply:
press the 
button once. You can, for example, activate the windscreen wiper.
The power supply is switched off again if the following conditions are met:
You open the driver's door.
You press button
twice more.
To switch on the ignition:
press the button twice. Indicator and warning lamps appear in the instrument cluster.
The ignition is switched off again if one of the following conditions is met:
You do not start the vehicle within 15 minutes and the transmission is in position
or the electric parking brake is applied. You press button
once.