2005 Lexus GX 470 Owners Manual - Page 109

GAUGES, METERS AND SERVICE REMINDER INDICATORS D Altimeter In altimeter mode, the approximate altitude is displayed. The displayed altitude ranges from -1500 ft. (-500 m) up to 13000 ft. (4000 m). As the altitude value is converted from the atmospheric pressure, it can be easily affected by air motion and temperature, so the indication may vary. The indicated altitude of a single position may deviate according to the atmospheric pressure and temperature. The displayed value is updated every 2 seconds. RECTIFICATION OF THE ALTITUDE " U.S.A. Rectification is valid only when the correct altitude is known. While the altitude mode is on the display, push the " " or " " button to increase or decrease the altitude by 50 ft. (10 m). To reset the rectified altitude, push and hold the "RESET" button for more than 1 second. " Canada 84