Power-Up
After switching the ignition key from OFF to either the ON or ACC position, or after a language change, you must wait at least five seconds prior to using the system.
See also:
EVIC Units Selection (Units In Display)
Displays the units used for the Outside Temperature, Average Fuel Economy and
Distance to Empty features.
Press and Release the SELECT button to toggle units between U.S. and METRIC . ...
Power-Up
After switching the ignition key from OFF to either the
ON or ACC position, or after a language change, you
must wait at least fifteen seconds prior to using the
system.
...
Ignition Off Operation
The power sunroof switches can be programmed to
remain active for up to approximately ten minutes after
the ignition switch has been turned OFF. Refer to “Electronic
Vehicle Information Center ...