You can enter information about your trip so the GPSMAP 278 can
estimate information about your trip.
To plan your route:
1. Open the Route Review Page options menu.
2. Highlight Plan Route, and press ENTER.
Entering Speed and Fuel Flow for Trip Planning
3. Enter the data for speed and fuel ow. You also can enter the
date and time of your departure. Press QUIT to return to the
Route Review Page.
NOTE: Fuel ow rates are measured in “units per hour.” System
setting changes for units of measure (statute, nautical or metric)
do not affect the fuel ow measure. You should enter fuel
ow rates based on information for your vehicle (such as the
operator’s manual or performance specications) and make note
of the units of measure (gallons or liters).
Manually Transitioning to the Next Waypoint
From the Route tab option menu, highlight Set Up Routes and
press ENTER to set the route leg transition (or waypoint transition).
Select Distance to enter a radius so that when you are within the
entered distance, the GPSMAP 278 leads you to the next point on
your route.
When you select Manual, you can transition to the next waypoint
anytime while navigating a route. While you are navigating the
route, open the Active Route Page. Press MENU. Highlight Next
Route Waypoint and press ENTER to have the GPSMAP 278 start
routing you to the next point in your route.
GPSMAP 278 Owner’s Manual 27
MArIne Mode > creAtIng And usIng routes