Toyota Tacoma Manual page 384

3-5. Other interior features
Type B
Press the button, 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.
■
Circling calibration
384
When "C" appears on the dis-
play, drive the vehicle at 5 mph
(8 km/h) or less in a circle until a
direction is displayed.
If there is not enough space to
drive in a circle, drive around the
block until the direction is dis-
played.