37
When the tires are worn.
After replacing a tire or tires.
When using tires that are smaller or larger
than the factory specifications.
When the tire pressure in any of the four
tires is not correct.
INFORMATION
If your vehicle cannot receive GPS sig-
nals, you can correct the current posi-tion manually. For the information onsetting the current position calibration,see page 59.
When turning at a wrong intersection off
the designated route guidance.
If you are heading for a destination with-
out passing through a set way point, auto-
matic rerouting may display a route re-
turning to the set way point.
When turning at an intersection, there is
no route guidance.
When passing through the intersection,
there is no route guidance.
During automatic rerouting, the route
guidance may not be available for the next
turn to the right or left.
It may take a long time to operate auto-
matic rerouting during high speed driving.
In automatic rerouting, a detour route may
be shown.
During aut omatic rerouting, the route may
not be changed.
The route in a U-turn may be shown or
announced.
A location may have multiple names and
the system will announce one or more.
Some routes may not be searched.
If the route to your destination includes
gravel, unpaved roads or alleys, the route
guidance may not be shown.
Your destination point might be shown on
the opposite side of the street.
When a portion of the route has regula-
tions prohibiting the entry of the vehicle
that vary by time or season or other rea-
son.
The road and map data stored in your
navigation system may not be complete
or may not be the latest release.
When replacing the tire(s), contact your
dealer.
This navigation system uses the tire turning
data and is designed to work with factory-
specified tires for your T oyota. Installing tires
that are larger or smaller than the originally
equipped diameter may cause inaccurate
display of the vehicle's position. The tire
pressure also affects the diameter of the tires
so please make sure the tire pressure of all
four tires is correct.
(b) Inappropriate route guidance
may occur in the following
cases
:
60
UN115
2. Touch either the left or right arrow to
correct the direction of the current ve-
hicle position mark on the road.
Touch the
ºEnterº switch on the screen
and the map screen returns.
Distance
The distance calibration function is to be
used when the tires are replaced. This
will adjust for any possible change in tire
circumference from the old tires to the
new ones. If this procedure is not per-
formed when tires are replaced, the cur-
rent vehicle position mark may become
incorrect.
To execute the fast distance tire calibration
procedure, touch the
ºDistanceº switch
on the System Option screen.
UN116
The above message appears and the fast
distance calibration is automatically started.
A few seconds later, the map screen returns.
5
Touch the
ºOFFº switch at the top of the
screen, and the information screen will no
longer be displayed.
INFORMATION
For scheduled maintenance infor- mation, please refer to the ºSched-uled Maintenance Guideº or ºOwn-er's Manual Supplementº.
Depending on your driving or theroad conditions, the system mayhave a time-lag between the datawhich have been inputted and theactual date and driving distance.
Information Items
Scheduled Maintenance
Oil Change
Replace Oil Filter
Rotate Tires
Replace Tires
Replace Battery
Replace Brake Pad
Replace Wiper Blades
Replace Engine Coolant
Replace Brake Fluid
Replace Automatic
Transmission Fluid
Replace Air Conditioning
Filter
Replace Air Cleaner Filter
Wedding Anniversary
Birthday
