Vehicles That Cannot Obtain Speed Pulse Data; Conditions Likely To Cause Noticeable Positioning Errors - Pioneer AVIC-D3 Operation Manual

such as in
n n f " H , C \ f >
road that is not on
road.
• If you take a
the map.
• If there is another road very
the case of an elevated
• If there is a
or cellular phone is used near
GPS may be lost
data comes from the speed
circuit. The location of this
circuit on your vehicle
model. In some cases, it is to
make a connection to it, and in such a case
we recommend that the ND-PG1
be used.
Conditions Likely to Cause
Noticeable Positioning Errors
Vehicles that Cannot Obtain
Speed Pulse Data
• Do not cover the GPS antenna with spray nt
or car wax. this may block the recep-
tion of GPS Snow buildup can also
the so the anten na
clear.
o
If, for any reason, GPS cannot be
learning and error correction are not
WV-.J-.J'W''-'.
If GPS has been
ing for only a short your vehicle's actual
,-,roc""',r,,-\
and the cu rrent location mark on the
map may GPS
is accuracy will be recov-
• If you drive in
For various reasons such as the state of the road
you are on and the state of reception of
the GPS the actual of your vehicle
may differ from the position displayed on the map
screen.
• If you make a shallow tu rn.
• If the road has connected hairpin bends.
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