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:
Recommended Engine Oil
• Genuine Honda Motor Oil
• Premium-grade 0W-20 detergent oil with an API Certification Seal on the
container.
Oil is a major contributor to your engine’s
performance and longevity. If you ...
ATF Replacement (A/T)
NOTE: Keep all foreign particles out of the transmission.
Warm up the engine to normal operating temperature (the radiator fan
comes on), and turn the engine off.
Raise the vehic ...
Fuel and Emissions System Description - Electronic Throttle Control System
Electronic Throttle Control System
The throttle is electronically controlled by the electronic throttle
control system (ETCS). Refer to the system diagram to see a functional
layout of the ...