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:
Cylinder Head Inspection for Warpage
Remove the cylinder head.
Inspect the camshaft.
Check the cylinder head for warpage. Measure along the edges, and three
ways across the center:
If wa ...
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 ...