2006 Toyota Sienna Owners Manual - Page 442

06 SIENNA_U (L/O 0603) For details about the run- flat tires, see "Run- flat tires" on page 476 in Section 7- 2. If the warning light blinks once every second: The low tire pressure warning system may be malfunctioning. Contact your Toyota dealer. If the warning light blinks twice every second: The low tire pressure warning system needs to be initialized. Reset the system with the tire pressure warning system reset switch. (To reset the system, see "TIRE PRESSURE WARNING SYSTEM RESET SWITCH".) The tire pressure warning system does not function properly under certain circumstances. In the following cases, the low tire pressure warning light may not come on even if the tire inflation pressure is low, or it may come on when the tire inflation pressure is actually normal. D The tire inflation pressure is excessively higher than specified, or tire inflation pressure suddenly drops due to bursting or other causes. D Vehicles with vehicle stability control system-The outside temperature is below 0_C (32_F) or above 40_C (104_F). D The vehicle is driven on a slippery road surface such as rough or frozen roads. CAUTION When the tire pressure warning light comes on, observe the following instructions: D The vehicle speed is less than 30 km/h (19 mph) or more than 100 km/h (62 mph), and the driving duration is less than 5 minutes. D Vehicles with the standard tires- Adjust the tire inflation pressure to the specified level as soon as possible. D The tires differ in tread pattern or manufacturer. D The tires are not the specified size. D The tread wear is very different among the installed tires. D Vehicles with the run- flat tires- Decelerate as soon as possible to the lowest appropriate speed that conditions permit. Do not drive for longer than 160 km (100 miles) or over 90 km/h (55 mph). D The pressure of two or more tires drops at the same time. D Rapid acceleration/deceleration sharp turns is continue. or D Avoid abrupt steering wheel maneuvering and braking. If the vehicle tires deteriorate, you could lose control of the steering wheel or the brakes, causing death or serious injury. D Towing a trailer. D The loading is over the limit or imbalanced. D The tread wear is uneven among the tires. D Initialization was not performed correctly after replacing or rotating tires or wheels. D A compact spare tire, snow tires, or tire chains are used. 210 2006 SIENNA from March '06 Prod. (OM45443U)