See also:

Charging the battery
In the vehicle, only charge the battery via the terminals, in the engine compartment with the engine off. ...

Display in the instrument cluster
The selected speed is displayed in the speedometer. Green: the system is actively braking the vehicle. Orange: the system is on standby. ...

Remote control
Each remote control contains a rechargeable battery that is automatically recharged when it is in the ignition lock while the car is being driven. Use each remote control at least twice a year f ...