2006 Lexus GS 300 Owners Manual - Page 495

IN CASE OF AN EMERGENCY Compact spare tire The compact spare tire is not equipped with the tire pressure sensor. If tire inflation pressure becomes low, the tire pressure warning system will not be activated. Also, if you replace the compact spare tire after the low tire pressure warning light comes on, the light remains on. The compact spare tire can be used many times, if necessary. It has tread life of up to 4800 km (3000 miles) depending on road conditions and your driving habits. When tread wear indicators appear on the tire, replace the tire. (See "Checking and replacing tires" on page 554.) G40025 The compact spare tire is designed for temporary emergency use only. The compact spare tire is identified by the distinctive wording "TEMPORARY USE ONLY" molded into the side wall of the tire. To keep the compact spare tire noticeable, do not hide the wheel by a wheel cover or such. The compact spare tire saves space in your luggage compartment, and its lighter weight helps to improve fuel economy and permits easier installation in case of a flat tire. 471