How to Change the Battery in Your Nissan Key Fobs

Nissan key fobs allow motorists to lock and unlock their vehicles from far away, as well as start them up whenever they are required. If you're considering buying a new key fob or are having trouble with your current Nissan smart key, count on our highly-trained experts in parts and technicians to assist.

Keyless Entry

The Nissan keyless entry system is a great feature that lets you lock and unlock your Nissan with the click of one button. It also can allow you to start your car from a distance, without having to insert an ignition key. The system is powered by a battery. When the battery is dead and it is no longer functional, you will be not able to use your key fob. You could even be locked out of your own vehicle. This is why it is important to learn how to replace the battery in your Nissan key fob as soon as you can.

To begin, shut off your vehicle and then open the door in which you have the key fob. Flip the key fob upside down and look for the small release latch. Once you've pressed the release latch, you can begin to take off the cover of the fob. You will notice that the key fob has numerous wires. These wires are used to connect with the onboard computer of your vehicle. You should be able locate the wires, and follow the instructions included in the owner's manual to establish the connection. After you've completed the connection, it is possible to put the key fob back together.

Change the battery on the key fob could appear to be a daunting task but it's not as difficult as you think. By following these simple steps, you can complete this task in just a few minutes.

Remote Start

Your key fob does more than just lock your car doors. With the appropriate technology, it can also remote start your vehicle or roll down windows, enable multiple driver profiles, and much more. This is why it's crucial to understand how to use it, and to replace the battery whenever necessary.

Our Service Center may be able to upgrade your Nissan in the event that it doesn't have remote start. This will allow you to start your car from afar and avoid cold mornings. You can also add a smartphone application for added convenience.

To use the remote starter on your Nissan ensure that your Smart Key is within range. Also, make sure that your car's engine is turned off and the key isn't in the ignition. When you're ready you can press the keychain button on your fob. The car's hazard light should flash to show that your key fob is successfully programmed.

If you are unable to connect your Nissan key fob, you can try retracing the steps. You'll need to make sure that the fob hasn't been lost in the process. Find a friend whom you trust to help in locating it. They may be able find it in an unexpected, dark place, like cracks in the couch cushion or under the counter.

Lockout Protection

If you ever put your key fob in your car it is possible that the Intelligent Key system in some models will prevent it from locking your car or trunk. It works by using location recognition technology that can detect when your Intelligent Key is within the car or trunk. You'll hear an alert as well as a vibration in your key fob when the key is recognized.

Check if your key fob is suddenly acting oddly. It could be blocked by something. Also, ensure that you don't have any wireless devices within only a few yards of the key fob. Wireless security systems, like could interfere with key fob's signals and cause your key fob to cease working.

You can use a coathanger made of wire or a similar tool to slide beneath the door or trunk to pull the key fob off the car. This may take some trial and error.

When you're done, make sure to test your Intelligent Key fob with the doors shut. Take a few steps away from your Nissan and press the buttons on the fob. If the lights flash, and the horn sounds, you have successfully programmed your Intelligent Key fob. If not, contact Speck Nissan to talk to a member of our team!

Remote Lockout

It's not unusual for remotes for cars to stop working for one reason or another. The majority of times, it's a dead battery that you can replace yourself. You can reset the system by pressing the lock or unlock button repeatedly. You might hear a chime depending on the model of your vehicle, indicating that you have successfully reset the system. Additionally, some automakers offer a support service you can call (like GM's longstanding OnStar for many of its vehicles, Mercedes-Benz's Mbrace or Hyundai Blue Link) which will send a technician to help you out.

Nissan Intelligent Key Fobs have some clever features that will prevent you from being locked out. For instance, your vehicle's sensor system will detect that your fob is inside the trunk or inside the cabin of your vehicle. It will then send a vibration and an audio signal to your fob so you are aware that you have left it in the car.


Some models come with a physical key blade which you can use if the fob battery dies or something else goes wrong. On the Rogue, for example you can open a hidden key by flipping the release tab on the back of your fob. This is only possible in the sensor range of your Nissan. car key replacement is more complex than simply turning on the car's key however it will save you time and headache.