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:
Audio Commands
The system accepts these commands on
most screens.
Audio*
Audio on
Audio off
* These commands toggle the function on and off, so the command may not match
your intended action.
NOTE:
Audio vo ...
Dust and Pollen Filter
On models with A/C
This filter removes the dust and pollen that is brought in fromthe outside through
the heating and cooling system.
Have your dealer replace the filter when this service is indic ...
Coolant Replacement
Wait until the engine is cool, then carefully remove the radiator cap.
Remove the splash shield.
Loosen the drain plug (A), and drain the coolant.
Rem ...