Vehicle Positioning
At times, the position of the vehicle on the map may be
inaccurate due to one or more of the following
reasons:
•
The road system has changed.
•
The vehicle is traveling on slippery road surfaces
such as sand, gravel and/or snow.
•
The vehicle is being driven on winding roads.
•
The vehicle is being driven on a long straight road.
•
The vehicle is approaching a tall building or a
large vehicle.
•
The surface streets run parallel to a freeway.
•
The vehicle has just been transferred by a vehicle
carrier or a ferry.
•
The current position calibration is set incorrectly.
•
The vehicle is being driven at high speeds.
•
The vehicle is repeating a change of directions by
going forward and backward, or turning on a turn
table in a parking lot.
•
The vehicle is entering and/or exiting a parking lot,
garage or a lot with a roof.
•
The vehicle has a roof carrier, ski or bike rack
installed on it.
•
The vehicle has tire chains on it.
•
The tires have been replaced.
•
The tire pressure is incorrect.
•
The tires are worn.
•
The battery is disconnected.
•
The vehicle is driven in heavy traffic where driving
is at low speeds and the vehicle is stopped and
started repeatedly.
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