See also:

Vanity mirror in the sun visor
Mirror light 1 only functions if the sun visor is clipped into retainer 2 and mirror cover 5 has been folded up. ...

Automatic anti-glare mirrors
WARNING   If incident light from headlamps is prevented from striking the sensor in the rear-view mirror, for instance, by luggage piled too high in the vehicle, the mirror's automatic a ...

Treadwear indicators
Narrow bars (tread wear bars) that are distributed over the tire tread. If the tire tread is level with the bars, the wear limit of 1/16 in (1.6 mm) has been reached. ...