See also:

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. ...

Important safety notes
WARNING Severe conditions (e.g. strong air pollution) may require replacement of the filter before its scheduled replacement interval. A clogged filter will reduce the air volume to the inter ...

Restarting the tire pressure loss warning system
Restart the tire pressure loss warning system if you have: changed the tire pressure changed the wheels or tires mount new wheels or tires Before restarting, consult the Tire and Loading Inf ...