2007 Toyota Tundra Owners Manual - Page 273

07 04.26 IF THE TIRE PRESSURE WARNING LIGHT COMES ON AFTER BLINKING FOR 1 MINUTE...If the tire pressure warning light comes on after blinking for 1 minute when the ignition switch is turned to the "ON" position, the tire pressure warning system is not working properly. The system will be disabled in the following conditions: (When the condition becomes normal, the system will work properly.) D If a window tint that affects the radio wave signals is installed. D If there is a lot of snow or ice on the vehicle, in particular around the wheels or wheel housings. D If non−genuine Toyota wheels are used. D If tire chains are used. If the tire pressure warning light continues to come on after blinking for 1 minute when the ignition switch is turned to the "ON" position, have the system checked by your Toyota dealer. Even if you use genuine wheels, the tire pressure warning system may not work properly with some types of tires. Pushing the tire pressure warning reset switch should not turn off the tire pressure warning light. For vehicles sold in U.S.A. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. D If tires not equipped with tire pressure warning used. valves and transmitters are D If the ID code on the tire pressure warning valves and transmitters is not registered in the tire pressure warning computer. The system may be disabled in the following conditions: (When the condition becomes normal, the system will work properly.) NOTICE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: D If electronic devices or facilities using similar radio nearby. wave frequencies are D If a radio set at similar frequencies is in use in the vehicle. 2007 TUNDRA from Jul. '07 Prod. (OM34463U) 255