System Components

SPORT SWITCH - When pressed, the indicator light is on and signals the ECM for a sport throttle operation mode (same as M5). If not selected, a comfort throttle mode will be in operation (reset back to this position each time the ignition switch is cycled).
HAZARD SWITCH - Activates the hazard lights, also used to reset the hazards after an impact.
CENTRAL LOCK - When the doors are closed, pressing the button activates the door locks (single lock). pressing the button again, or pulling the interior door handle twice will open the door(s).
CONVERTIBLE TOP SWITCH - Lowers and raises the soft top.

Fig 1: Identifying DWS: Tire Pressure Warning And DSC III
Courtesy of BMW OF NORTH AMERICA, INC.

Fig 2: Identifying Seat Heater Switch
Courtesy of BMW OF NORTH AMERICA, INC.