How To Change A Nissan Altima Key Battery. If youre still wondering how to change a Nissan key battery dont hesitate to give us a call at 276-595-1094 for assistance. 2014 Altima Smart Key Fob.

The only tool needed to replace the coin cell battery in a Nissan Altima smart key fob is a small flathead screwdriver. The first step is to slide the switch on the back of the fob and release the physical car key that is stored inside. You dont need to remove the bolt completely.
Push the hatch and then pull the emergency key from the bottom of the key fob and remove the key housing.
Here is all the information you need. Side of Key Fob. Verify that the key fobs two halves are flush with one another on both sides. Nissan Altima key fobs are battery operated.

