See also:

Locking with key
Driver’s side The power door lock system allows you to lock or unlock all doors at the same time. Turning the key toward the front 1 of the vehicle locks all doors. Turning the key one time ...

Freeing a frozen door lock
To prevent a door lock from freezing, apply deicer through the key hole. If the lock becomes frozen, heat the key before inserting it into the key hole or use the Intelligent Key system. ...

Keys
A key number plate is supplied with your keys. Record the key number and keep it in a safe place (such as your wallet), not in the vehicle. If you lose your keys, see an INFINITI retailer for duplicat ...