Pioneer AVIC-U220 GPS Receiver User Manual


 
This navigation system is equipped with an
Eco-driving function that can be used to esti-
mate whether you are driving in an environ-
mentally friendly way.
This chapter describes this function.
! The fuel mileage calculated is based ona
theoretical value determined from vehicle
speed and position information from the
navigation system. The fuel mileage dis-
played is only a reference value,and does
not guarantee the mileage displayed can be
obtained.
! The Eco-driving functions are anestimate
of the real timefuel consumption to aver-
age fuel consumption ratio and is notan
actual value.
! The Eco-driving functions and calculations
take into consideration the location of the
GPS position and speed of the vehicle in de-
termining a value.
Displaying Eco Graph
This function estimates approximate fuel mile-
age based on your driving, compares that with
your average fuel mileage in the past, and dis-
plays the results in a graph.
1 Touch [Home] on the map screen and
then touch [Navigation].
= For details of theoperations, refer to Screen
switching overview on page 12.
2 Touch [Eco Graph].
p You can alsotouch on the map
screen to display the Eco Graph.
Reading the screen
5
2
3
1
4
1 Average fuel mileage comparison graph
Displays a comparison of theaverage fuel
mileage up to the point the navigationsystem
was last stopped (past average fuel mileage)
and the current average fuel mileage.The dis-
play is updated every 3 seconds. The morethe
value moves in the direction of +, the better
the fuel mileage.
There are three different graph bars.
! Total
A comparison of the past average fuel
mileage and the average fuel mileage
from the location the navigation system
was last started to the current driving lo -
cation.
!
: Ordinary Road
A comparison of the past average fuel
mileage and the average fuel mileage
for 90 seconds in the past, while the ve-
hicle is driving on an ordinary road.
!
: Freeway
A comparison of the past average fuel
mileage and the average fuel mileage
for 90 seconds in the past, while the ve-
hicle is driving on a freeway.
2 Eco Score
The result of thecomparison of yourpast aver-
age fuel mileage and current average fuel
mileage appears as a value from 0.0Pts
(points) to 10.0 Pts. The higherthe value, the
better the fuel mileage when compared to
past route guidance.
The Eco Scoreis updated every 5 minutes.
p This is not displayed when Eco Score
is set to Offor when no route is set.
3 Best Score
Displays the best score to date.
En
22
Chapter
05
Eco-driving function