See also:

Clearing the programmed information
Individual buttons cannot be cleared, however to clear all programming, push and hold the two outside buttons and release when the indicator light begins to flash (in approximately 20 seconds) ...

Battery replacement
CAUTION: Be careful not to allow children to swallow the battery or removed parts. ...

Overview
Nissan North America, Inc. (NNA) announced U.S. pricing for the 2012 Nissan Maxima, which is on sale at Nissan dealers nationwide. Maxima is again offered in two well-equipped models - Maxima 3.5 ...