2009 Toyota Sienna Owners Manual - Page 442

3-7. Other interior features n Conditions unfavorable to correct operation The compass may not show the correct direction in the following conditions: l The vehicle is stopped immediately after turning. l The vehicle is on an inclined surface. l The vehicle is in a place where the earth's magnetic field is subject to interference by artificial magnetic fields (underground car park/parking lot, under a steel tower, between buildings, roof car park/parking lot, near an intersection, near a large vehicle, etc.). l The vehicle has become magnetized. (There is a magnet or metal object near the trip information display.) l The battery has been disconnected. l A door is open. CAUTION n While driving the vehicle Do not adjust the display. Be sure to adjust the display only when the vehicle is stopped. n When doing the circling calibration Be sure to secure a wide space, and watch out for people and vehicles in the neighborhood. Do not violate any local traffic rules while performing circling calibration. NOTICE n To avoid a compass malfunctions Do not place magnets or any metal objects near the roof of the vehicle. Doing this may cause a malfunction of the compass sensor. n To ensure normal operation of the compass l Do not perform circling calibration of the compass in a place where the earth's magnetic field is subject to interference by artificial magnetic fields. l During calibration, do not operate electric systems (moon roof, power windows, etc.) as they may interfere with the calibration. 416