■
Situations in which the tire pressure warning system may not operate
properly (if equipped)
●
In the following cases, the tire pressure warning system may not operate
properly.
• If non-genuine Toyota wheels are used.
• A tire has been replaced with a tire that is not an OE (Original Equipment)
tire.
• A tire has been replaced with a tire that is not of the specified size.
• Tire chains etc. are equipped.
• Lock nuts are equipped.
• An auxiliary-supported run-flat tire is equipped.
• 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 the tire inflation pressure is extremely higher than the specified level.
• If the spare tire is in a location subject to poor radio wave signal recep-
*
tion.
• If a large metallic object which can interfere with signal reception is put in
the luggage compartment.
*
: Vehicles with a full-size spare tire only
●
Performance may be affected in the following situations.
• Near a TV tower, electric power plant, gas station, radio station, large dis-
play, airport or other facility that generates strong radio waves or electri-
cal noise
• When carrying a portable radio, cellular phone, cordless phone or other
wireless communication device
●
When the vehicle is parked, the time taken for the warning to start or go off
could be extended.
●
When tire inflation pressure declines rapidly for example when a tire has
burst, the warning may not function.
RAV4_OM_OM42809U_(U)
6-3. Do-it-yourself maintenance
*
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