5
When trouble arises
337 5−2. Steps to take in an emergency
If the tire pressure warning system is inoperative
The tire pressure warning system may become inoperative in the follow−
ing conditions:
(When the condition be
comes normal, the system will work properly.)
If tires not equipped with tire pressure warning valves and transmit−
ters are used.
If the ID code on the tire pressure warning valves and transmitters is
not registered in the tire pressure warning computer.
If electronic devices or facilities us ing similar radio wave frequencies
are nearby.
If a radio set at similar frequencies is in use in the vehicle.
If a window tint that affects the radio wave signals is installed.
If there is a lot of snow or ice on the vehicle, in particular around the
wheels or wheel housings.
If non−genuine Toyota wheels are used.
If tire chains are used.
If the spare tire is in a location subject to poor radio wave signal
reception.
If the tire inflation pressure is more than 73 psi (500 kPa, 5.1 kgf/cm2
or bar) or higher.
If the tire pressure warning light comes on after blinking for 1
minute frequently
If the tire pressure warning light comes on after blinking for 1 minute fre−
quently when the engine switch is
turned to the ON position, have it
checked by your Toyota dealer.
After changing the engine oil (U.S.A. only)
Make sure to reset the oil maintenance data. ( P. 278)
Customization that can be configured at Toyota dealer
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features
P. 386)
