Unit Check (Quick Check): Aircon
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 tests the climate bus connection (AC-SI and AC-SO) between the audio-navigation unit and climate control unit. Make sure the engine is running for this test.
NOTE:
If this test is run with the ignition switch in ACCESSORY (I), the result will be NG.