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:
Navigation—Changing Route or Destination
You can alter your route by adding waypoints to visit, adding streets to
avoid, or changing your destination during route guidance. ...
Overheating
How to Handle Overheating
Overheating symptoms are as follows:
• The high temperature indicator comes on or the engine suddenly loses power.
• Steam or spray comes out of the engine compartment ...
Brake System
Parking Brake
Use the parking brake to keep the vehicle stationary when parking.
To apply:
Pull the lever fully up without pressing the
release button.
To release:
1. Pull the lever slightly ...