See also:

Selecting a station manually
Station selection via the frequency. 1. "Radio" 2. "FM" or "AM" 3. "Manual" 4. To select the frequency: turn the controller. To store the station: press ...

Resetting the tone settings
1. "CD/Multimedia", "Radio" or "Settings". 2. "Tone". 3. "Reset" ...

Safety
Both the coupe and convertible have front airbags plus side-impact airbags built into the front seats. As required of all 2012 models sold in the U.S., the 640i has standard antilock brakes and an ...