CMBS OFF Switch
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.
Press and hold the CMBS OFF switch for at least 1 second to turn the CMBS off and on.