2008 Toyota Highlander Owners Manual - Page 466

4-3. Do-it-yourself maintenance n When the tire pressure warning valves and transmitter are removed from the wheel on occasions such as when replacing tires The tire inflation pressure data updated before servicing is retained. n Routine tire inflation pressure checks The tire pressure warning system does not replace routine tire inflation pressure checks. Make sure to check tire inflation pressure as part of your routine of daily vehicle checks. n Maximum load of tire Check that the maximum load of the replaced tire is greater than 1/2 of the Gross Axle Weight Ratings (GAWR) of either the front axle or the rear axle, whichever is greater. As for the maximum load of the tire, see the load limit at maximum cold tire inflation pressure mentioned on the sidewall of the tire, and as for the Gross Axle Weight Ratings (GAWR), see the Certification Label. (→P. 443, 542). 438