2009 Toyota Tundra Owners Manual - Page 577

5-2. Steps to take in an emergency 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. 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 frequently 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. 483) n Customization that can be configured at Toyota dealer The vehicle speed linked front passenger's seat belt reminder buzzer can be disabled. (Customizable features →P. 633) CAUTION n If the tire pressure warning light comes on 5 When trouble arises Be sure to observe the following precautions. Failure to do so could cause loss of vehicle control and result in death or serious injury. l Stop your vehicle in a safe place as soon as possible. Adjust the tire inflation pressure immediately. l If the tire pressure warning light comes on even after tire inflation pres- sure adjustment, it is probable that you have a flat tire. Check the tires. If the tire is flat, change to the spare tire and have the flat tire repaired by the nearest Toyota dealer. l Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate, you could lose control of the steering wheel or the brakes. n If a blowout or sudden air leakage should occur The tire pressure warning system may not activate immediately. 551