Honda (American Honda Motor Co.) is recalling certain model year 2003-2006 Acura MDX, 2005-2011 Acura RL, 2005-2006 Honda CR-V, 2003-2011 Element, 2007-2008 Fit, 2003-2008 Pilot, 2002-2004 Odyssey, and 2006-2011 Ridgeline vehicles originally sold, or that have ever been registered, in Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands, or "Zone A." Additionally, unless included in "Zone A" above, Honda is recalling certain model year 2003-2006 Acura MDX, 2005-2008 Acura RL, 2005-2006 Honda CR-V, 2003-2008 Element, 2007-2008 Fit, 2003-2008 Pilot, 2002-2004 Odyssey, and 2006-2008 Ridgeline vehicles originally sold, or that have ever been registered, in Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Lastly, unless included in "Zone A" or "Zone B" above, Honda is recalling model year 2002-2004 Odyssey and model year 2003-2004 Acura MDX, Honda Element, and Honda Pilot vehicles originally sold, or registered, in Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules, and used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the front air bags, these inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.