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:
Disassembly
Compress the damper spring, then remove the nut (A) while holding the
damper shaft with a hex wrench (B). Do not compress the damper spring more
than necessary to remove the nut.
...
Rear Stabilizer Bushing Replacement
Raise and support the vehicle.
Remove the stabilizer bushing (A) from the axle beam.
@font-face{font-family:
"Honda_SymbolMarkeng";src:url(/st ...
Pressure Plate Inspection and Removal
Remove the transmission.
Check the evenness of the height of the diaphragm spring fingers using
the clutch alignment disc (A), clutch alignment shaft (B), remover handle
(C ...