Toyota 2014 Sienna Manual page 636

3-8. Other interior features
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Deviation calibration
STEP 1
Stop the vehicle where it is safe to drive in a circle.
STEP 2
STEP 3
Referring to the map above, press the switch to select the
number of the zone you are in.
If the direction is displayed several seconds after adjustment, the
calibration is complete.
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Circling calibration
636
SIENNA_OM_OM45483U_(U)
Press and hold the switch.
A number (1 to 15) appears on
the compass display.
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.