TOYOTA 2011 4Runner - Manual (Page 594)

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5-2. Steps to take in an emergency
■ If the tire pressure warning system is not functioning
The tire pressure warning system will be disabled in the following condi-
tions:
(When the condition becomes 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 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 condi-
tions:
(When the condition becomes normal, the system will work properly.)
● If electronic devices or facilities using similar radio wave frequencies
are nearby
● If a radio set at a similar frequency 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, particularly around the
wheels or wheel housings
● 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.)
● If tire chains are used
■ If the tire pressure warning light comes on after flashing frequently
for 1 minute
If the tire pressure warning light comes on after flashing frequently for 1
minute when the “ENGINE START STOP” switch (vehicles with a smart
key system) or the engine switch (vehicles without a smart key system)
is turned on, have it checked by your Toyota dealer.
■ Customization that can be configured at Toyota dealer
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features
→P. 640) However, Toyota recommends that the
seat belt reminder buzzer be operational to alert the driver and front passen-
ger when seat belts are not fastened.