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:
Checking Tires
To safely operate your vehicle, your tires must be of the proper type and
size, in
good condition with adequate tread, and properly inflated.
■ Inflation guidelines
Properly inflated tire ...
Ball Joint Boot Inspection/Replacement
Special Tools Required
Bearing Driver Attachment, 40 mm 07GAF-SE00200
Check the ball joint boot for weakness, damage, cracks, and grease leaks.
NOTE:
If the ball joint boot is ...
Tire Pressure Monitoring System (TPMS)
U.S. models only
Your vehicle is equipped with a tire pressure monitoring system (TPMS) that
turns on every time you start the engine and monitors the pressure in your tires
while driving.
Each ...