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:
Brake Master Cylinder Inspection
Remove the master cylinder.
Inspect and note these items:
Before reassembling, check that all parts are free of dirt and other
foreign particles.
Do not t ...
Engine Coolant
Specified coolant: Honda Long Life Antifreeze/Coolant Type 2
This coolant is premixed with 50% antifreeze and 50% water. Do not add any
straight antifreeze or water.
We recommend you check the en ...
Connecting Rod and Crankshaft End Play Inspection
Remove the oil pump.
Measure the connecting rod end play with a feeler gauge (A) between the
connecting rod (B) and the crankshaft (C).
Connecting Rod End Play
...