2011 Toyota Tundra Double Cab Owners Manual - Page 538

3-8. Other interior features n Deviation calibration Stop the vehicle where it is safe to drive in a circle. Press the switch until a number (1 to 15) appears on the compass display. Type A Type B Press the switch, and referring to the map above, select the number of the zone where you are. If the direction is displayed several seconds after adjustment, the calibration is complete. 512