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Unit Check (Quick Check): Radio
WARNING: This page is about a different car, the 2011 Honda Insight and 2010 Honda Insight. However, it is still accessible from the selected car via links, so may be relevant.
This diagnostic screen checks the internals of the radio (AM and FM) and the CD player. If NG, replace the audio-navigation unit.
Courtesy of AMERICAN HONDA MOTOR CO., INC.