Toyota Sienna 2010 Owner's Manual page 182

2-2. Instrument cluster and information display
Outside temperature display
■
In the following situations, the correct outside temperature may not be dis-
played, or the display may take longer than normal to change.
When stopped, or driving at low speeds (less than 12 mph [20 km/h])
●
When the outside temperature has changed suddenly (at the entrance/
●
exit of a garage, tunnel, etc.)
184