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:
Selecting FM/AM Mode
1. Press the FM/AM button.
► Press the FM/AM button again,
if necessary, to select the
frequency band (FM1, FM2,
AM).
► The band and frequency are
displayed.
2. Select AUD ...
HFL Menus
The ignition switch must be in ACCESSORY
or ON
to use HFL.
To use HFL, you must first pair your Bluetooth-compatible cell phone to the
system while the vehicle is parked.
Phone Setup
...
Avoiding Streets
DEST button (when en route)
►Avoid Streets
Select a street or streets along your route to avoid.
1. Select the street you want to avoid.
► Repeat the procedure to avoid
other ...