Auto relock
When the 
button on the keyfob is pressed,
all doors will lock automatically within 1 minute
unless one of the following operations is performed.
● Any door is opened.
● A key is inserted into the ignition switch and the switch is cycled from OFF to ON.
See also:
Fail-safe
If the vehicle is driven under extreme conditions,
such as excessive wheel spinning
and subsequent hard braking, the fail-safe
system may be activated. The MIL may
come on to indicate the fail-saf ...
New for 2010
The Frontier receives only minor changes for 2010, centered around safety
improvements and greater availability of driveline features. ...
Locking passengers’ windows
When the window lock button is depressed, only
the driver’s side window can be opened or
closed. Push it again to cancel the window lock
function. ...