See also:

Automatic update
About twice a year, Sirius performs an update of the channel names and positions. The update takes place automatically and may take several minutes. ...

Low beams
Switch position with the ignition switched on: the low beams light up. ...

Switching on/off
Switching on/off Press button 1 on the steering wheel. ▷ On: lane markings 2 are lit. ▷ Off: lane markings 2 go out. The system can issue warnings at speeds above approx. 40 mph/65 ...