2013 Nissan Altima Owner's Manual - Page 127

DOORS NISSAN VEHICLE IMMOBILIZER SYSTEM KEYS You can only drive your vehicle using the master keys which are registered to the NISSAN Vehicle Immobilizer System components in your vehicle. The master key can be used for all the locks. Never leave these keys in the vehicle. Additional or replacement keys: If you still have a key, the key number is not necessary when you need extra NISSAN Vehicle Immobilizer System keys. Your dealer can duplicate your existing key. This is because the registration process will erase the memory of all key codes previously registered into the NISSAN Vehicle Immobilizer System. 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 ● Always have the doors locked while driving. Along with the use of seat belts, this provides greater safety in the event of an accident by helping to prevent persons from being thrown from the vehicle. This also helps keep children and others from unintentionally opening the doors, and will help keep out intruders. ● Before opening any door, always look for and avoid oncoming traffic. ● Do not leave children unattended inside the vehicle. They could unknowingly activate switches or controls. Unattended children could become involved in serious accidents. LPD0461 Driver's side LOCKING WITH KEY The power door lock system allows you to lock or unlock all doors at the same time. 1 of the vehicle Turning the key toward the front ᭺ locks all doors. 2 of the Turning the key one time toward the rear ᭺ vehicle unlocks that door. From that position, 3 (where the key can returning the key to neutral ᭺ only be removed and inserted) and turning it toward the rear again within 5 seconds unlocks 4 . all doors ᭺ CAUTION Do not allow the immobilizer system key, which contains an electrical transponder, to come into contact with water or salt water. This could affect system function. 3-4 Pre-driving checks and adjustments