See also:

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 ...

Checking the oil level
Non-turbo models 1) Yellow handle Turbo models 1) Yellow handle Check the oil level monthly. 1. Park the vehicle on a level surface and stop the engine. 2. Pull out the level gauge, wipe it ...

Adverse safety consequences of under-inflation
Driving at high speeds with excessively low tire pressures can cause the tires to flex severely and to rapidly become hot. A sharp increase in temperature could cause tread separation, and failure ...