Pioneer AVIC-Z1 Operation Manual page 184

• If there is a parallel road.
• If there is another road very nearby, such as in
the case of an elevated freeway.
• If you take a recently opened road that is not on
the map.
• If you drive in zig-zags.
• If the road has connected hairpin bends.
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• If there is a loop or similar road configuration.
• If you take a ferry.
• If you are driving on a long, straight road or a
gently curving road.
• If you are on a steep mountain road with many
height changes.
• If you enter or exit a multi-storey parking lot or
similar using a spiral ramp.