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:
Registering a Voice Tag to a Speed Dial Entry
PHONE button
► Speed Dial 1 or Speed Dial 2
1. Select a speed dial entry.
2. Select Edit Speed Dial.
3. Select Voice Tag.
4. Follow the prompt to enter a voice
tag.
Voice tags allow ...
Fuel Pressure Relieving
Before disconnecting fuel lines or hoses, relieve pressure from the system by
disabling the fuel pump and disconnecting the fuel line/quick connect fitting in
the engine compartment.
With the HDS ...
During Route Guidance
During route guidance, route information is displayed on the map/guidance
screen.
Press the MAP/GUIDE button to display the guidance screen. ...