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:
Modifications
Do not modify your vehicle or use non-Honda components that can affect its
handling, stability, and reliability.
Overall vehicle performance can be affected. Always make sure all equipment is
pro ...
Automatic Transmission
Release the parking brake.
Start the engine.
Shift to D, then to N.
Turn off the engine.
Leave the ignition switch in ACCESSORY (I) so the steering wheel does not
...
Parking
Always use the parking brake when you park your vehicle. Make sure the parking
brake is set firmly, or your vehicle may roll if it is parked on an incline.
If your vehicle has an automatic transmis ...