See also:

Activating HDC
Press the button; the LED above the button lights up. ...

Headlamp courtesy delay feature
The low beams stay lit for a short while after the ignition is switched off, if the lamps are switched off and the headlamp flasher is switched on. Setting the duration 1. "Settings" 2. ...

Vehicle Overview
BMW calls the 2006 version of its flagship 7 Series sedan a midsize freshening rather than a redesign. Launched as a 2002 model, the current-generation rear-wheel-drive 7 Series has been available ...