See also:

Doors
When the doors are locked using one of the following methods, the doors can not be opened using the inside or outside door handles. The doors must be unlocked to open the doors. WARNING ● A ...

Locking with inside lock knob
Inside lock To lock the door without the key, move the inside lock knob to the lock position (1) , then close the door. To unlock the door without the key, move the inside lock knob to the u ...

New for 2010
The Frontier receives only minor changes for 2010, centered around safety improvements and greater availability of driveline features. ...