See also:

Warning and Beep Sounds
System Malfunction Warning Beep If any malfunction occurs in the advanced keyless function, the KEY warning light (red) in the instrument cluster illuminates continuously and beep sounds will be ...

Safety
Side curtain airbags and seat-mounted side-impact airbags are standard in all Mazda6 models, as are antilock brakes and traction control. ...

Keys
WARNING. Do not leave the key in your vehicle with children and keep them in a place where your children will not find or play with them: Leaving children in a vehicle with the key is dangerous. ...