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 tir ...

If the front passenger’s frontal airbag ON indicator illuminates and the OFF indicator turns off even when an infant or a small child is in a child restraint system (including booster seat)
Turn the ignition switch to the “LOCK” position if the front passenger’s frontal airbag ON indicator illuminates and the OFF indicator turns off even when an infant or a small child is in a child rest ...

Battery
WARNING ● Before beginning work on or near any battery, be sure to extinguish all cigarettes, matches, and lighters. Never expose a battery to an open flame or electric sparks. Batteries gi ...