Ducati SPORTTOURING ST3 Manuel D'utilisation page 118

"Average consumption" indication (fig. 11)
This function indicates the average consumption of the
vehicle when in motion (engine on).
When the "TRIP meter" is reset, "--.-" will be displayed and
the value is refreshed every 2 km. When the vehicle is
stopped, either with the engine off or running, the last
value stored is displayed until indication is refreshed.
"Fuel used" indication (fig. 11)
E
This function indicates the fuel used by the vehicle to
travel the distance. The calculation is based on the
distance travelled since the "TRIP meter" was last reset.
When indication exceeds 9999.9 litres (2201.9 Imp. gal. -
2641.9 US gal.), the display shows a string of dashes
fig. 11
"- - . -".
18