TOYOTA 2011 FJ Cruiser - Manual (Page 456)

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5-2. Steps to take in an emergency
n If the tire pressure warning system is inoperative
The tire pressure warning system will be disabled in the following condi-
tions:
(When the condition becomes normal, the system will work properly.)
l If tires not equipped with tire pressure warning valves and transmit-
ters are used.
l If the ID code on the tire pressure warning valves and transmitters is
not registered in the tire pressure warning computer.
l If the tire inflation pressure is 73 psi (500 kPa, 5.1 kgf/cm
2
or bar) or
higher.
The tire pressure warning system may be disabled in the following
conditions:
(When the condition becomes normal, the system will work properly.)
l If electronic devices or facilities using similar radio wave frequencies
are nearby.
l If a radio set at similar frequencies is in use in the vehicle.
l If a window tint that affects the radio wave signals is installed.
l If there is a lot of snow or ice on the vehicle, in particular around the
wheels or wheel housings.
l If non-genuine Toyota wheels are used. (Even if you use Toyota
wheels, the tire pressure warning system may not work properly with
some types of tires.)
l If tire chains are used.
l If the spare tire is in a location subject to poor radio wave signal
reception.
l If a large metallic object which can interfere with signal reception is
put in the luggage compartment.
n 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.
n After changing the engine oil (U.S.A. only)
Make sure to reset the oil maintenance data. (
→P. 370)