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:
Accelerator Pedal Module Removal/Installation
Remove the driver's dashboard lower cover.
Disconnect the APP sensor connector (A).
Remove the accelerator pedal module (B).
NOTE:
The APP sensor ...
Accessory Power Socket Test/Replacement
NOTE: If the accessory power socket does not work, check the No. 13 (20 A) fuse
in the under-dash fuse/relay box and ground (G502) first.
Remove the dashboard center lower trim.
...
Shaft Assembly and Housing Installation (A/T)
Install the differential assembly in the torque converter housing.
Install the baffle plate.
Assemble the mainshaft, the countershaft, and the secondary shaft.
NO ...