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:
Gearshift Mechanism Replacement (M/T)
NOTE: Make sure not to get any silicone grease on the terminal part of the
connectors and switches, especially if you have silicone grease on your hands or
gloves.
...
Engine Number and Transmission Number
See the image below for the locations of your vehicle’s engine number and
transmission number.
...
Transmission End Cover Air Check Valve Inspection and Replacement (A/T)
NOTE:
There are two types of the transmission end cover; the type A and the
type B; and both types are available.
The differences between the types A and B of the end covers are:
...