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:
Update, Coverage, Map Errors
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Removal (Part -2)
Remove the harness clamp (A) from its clamp bracket (B) located in front
of the left damper top.
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Rocker Arm and Shaft Inspection
Remove the rocker arm assembly.
Disassemble the rocker arm assembly.
Measure the diameter of the shaft at the first rocker location.
Zero the gaug ...