Toyota 2012 Prius Owner's Manual page 404

3-2. Using the audio system
Vehicles with a navigation system
Canada
3
Refer to the "Navigation System Owner's Manual".
Steering wheel audio switches
Some audio features can be controlled using the switches on the
steering wheel. For details, refer to the "Display Audio System
Owner's Manual" or "Navigation System Owner's Manual".
Operation may differ and usage may not be possible with audio/navi-
gation systems that are not compatible with the steering switches in
this vehicle.
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