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.
Disconnect the MAF sensor/IAT sensor 5P connector (A).
Fig 1: Identifying MAF Sensor/IAT Sensor 5P Connector And Screws
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the screws (B).
Remove the MAF sensor/IAT sensor (C).
Install the parts in the reverse order of removal with a new O-ring (D).