Self-diagnosis function
WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
The BSI radar units have a self-diagnostic function that displays the self-diagnostic information in the MID when the system turns on with the ignition switch to ON (II).