How To Replace A Key Fob Battery Nissan. The back of the remote key fob will need to be removed in. Remove the metal key.

It is effortless to reset the programming in your key fob. The metal blade key can be used to manually open the drivers door or the trunk. Im just not sure how the key fob is read for the push button start.
Slide the battery starting from the outer edge of the casing towards the metal connection.
Slide the battery starting from the outer edge of the casing towards the metal connection. Replace the old nissan key fob battery with a new cr2025 battery ensuring the negative side of the battery is facing upward. Disconnect the battery reconnected follow the fuzzycats instructions but turn the key to the on position 6 times remove actuate the locks with the door switch. Look to the backside of the key.

