DEALER PARTS AND SERVICE MANAGER MEMO: WTY002 - 2008~2011MY RIO PASSENGER SEAT OCS SENSOR MAT WARRANTY EXTENSION (WTY002) - KIA MOTORS AMERICA, INC. IS EXTENDING THE WARRANTY COVERAGE FOR THE FRONT PASSENGER OCCUPANT CLASSIFICATION SYSTEM (OCS) SENSOR MAT FOR CERTAIN 2008-2011 MY RIO VEHICLES PRODUCED AFTER DECEMBER 8, 2007 AND ALL 2006-2010 MY OPTIMA VEHICLES TO 15 YEARS/UNLIMITED MILEAGE, STARTING FROM THE DATE OF FIRST SERVICE. THE WARRANTY EXTENSION WILL ADDRESS FAILURES OF THE OCS SENSOR MAT AS REPORTED BY SOME VEHICLE OWNERS.