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:
Fuses
The vehicle’s fuses are contained in three fuse boxes.
The interior fuse box is behind the driver’s coin tray. To access it, remove
the tray by turning the dial counterclockwise then pulling ...
Instrument Panel
* : If equipped ...
Front Seat-Back Cover/Pad Replacement (Part - 3)
Driver's seat: Pull out the side airbag harness (A) through the harness
holes (B) in the seat-back pad (C) and the seat-back cover (D).
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