In the Nissan Frontier, once the doors are secured using any of the available locking methods, they cannot be opened from either the inside or outside door handles. To gain access, the doors must first be unlocked using the appropriate control.
WARNING

Driver's side
To lock the door of your Nissan Frontier using the mechanical key, turn the key toward the rear of the vehicle 2. This action secures the door but does not activate the vehicle’s security system.
To fully arm the security system, press the
button on
the Intelligent Key.
To unlock the door, turn the mechanical key toward the front of the vehicle 1. This will unlock only the selected door and will not deactivate the security system.
Locking with inside lock knob

Inside lock
To lock a door without using a key in your Nissan Frontier, slide the inside lock knob to the lock position 1 and then close the door.
To unlock the door manually, move the lock knob to the unlock position 2.
For front doors, you can also pull the door handle once to unlock and a second time to open the door, offering added convenience during everyday use.
Locking with power door lock switch

To lock all doors simultaneously without using a key, press the power door lock switch (located on either the driver’s or front passenger’s door) to the lock position 1.
When using this method in your Nissan Frontier, always confirm that the Intelligent Key is not left inside the vehicle.
To unlock all doors, press the same switch to the unlock position 2.

1. Open the driver’s or front passenger’s door.

2. From outside the Nissan Frontier, pull the rear door handle A toward you.

3. Open the rear door to the desired position for passenger entry or cargo access.
Automatic door locks
NOTE:
The automatic door unlock behavior in your Nissan Frontier can be customized through the vehicle information display settings to match your personal preferences.
Child safety rear door lock

The child safety lock system in the Nissan Frontier is designed to prevent rear doors from being opened from the inside, offering additional protection for children during travel.
These safety levers are located on the edge of the rear doors and can be easily adjusted.
When the lever is set to the LOCK position, the rear door can only be opened from the outside of the Nissan Frontier.
Using this feature is highly recommended when transporting children to enhance overall passenger safety.
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