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:
Changing Your Destination
There are several methods you can use to change the route destination. ...
Inboard Joint Side
Remove the boot bands. Be careful not to damage the boot.
If the boot band is welded type (A), cut the boot band.
If the boot band is a double loop type (B), lift up the ban ...
Tool Maintenance
Follow these instructions to keep the ATF cooler cleaner working properly:
Replace the two magnetic nonbypass spin-on filters after every 20 hours
of use, based on the hour meter, or when yo ...