Depending on the length of time the power was interrupted, your system may require GPS initialization.

If initialization is not necessary, the system proceeds directly to the Startup Confirmation screen.
If the system fails to locate a sufficient number of satellites to locate your position within 10 minutes, the following screen is displayed.

If you are experiencing GPS reception problems:
ODS Unit Replacement
Removal
Do the battery terminal disconnection procedure,
then wait at least 3 minutes before starting work.
Disconnect the passenger's side airbag harness 2P connector. ...
Front Individual Map Light Test/Replacement (With Navigation)
With navigation
Turn the individual map light switch OFF.
Carefully pry the lens (A) off with a small screwdriver.
Individual Map Light:
8 ...
Coordinate
DEST button
►DEST Menu 2►Coordinate
Specify a location using latitude and longitude map coordinates.
1. Enter the latitude. Select OK.
2. Enter the longitude. Select OK.
3. Scrol ...