See also:

Low tire pressure warning light (U.S.-spec. models)
When the ignition switch is turned to the “ON” position, the low tire pressure warning light will illuminate for approximately 2 seconds to check that the tire pressure monitoring system (TPMS) is f ...

Tire care – maintenance and safety practices
- Check on a daily basis that the tires are free from serious damage, nails, and stones. At the same time, check the tires for abnormal wear. - Inspect the tire tread regularly and replace th ...

Wear indicators
1) New tread 2) Worn tread 3) Tread wear indicator Each tire incorporates a tread wear indicator, which becomes visible when the depth of the tread grooves decreases to 0.063 in (1.6 mm). A tire ...