Replace Nissan Key Fob Batteries
If your Nissan keyfob does not respond to your commands, then its battery might be dead. This is a straightforward fix that the majority of people can do themselves.
You can purchase a replacement from a hardware store or from your owner's manual for the specific model you have and then follow these steps for changing the battery.
Change the Battery
The key fob on your Nissan model is fitted with an inbuilt lithium battery that will eventually lose its charge. Fortunately, replacing the battery of your key fob is an easy process that takes only a few minutes to complete. First, you'll need to purchase a CR2032 battery. It's a small coin-cell battery that is found in the majority of key fobs. It is available in most convenience stores. You will also need gloves (latex or non-latex) and small screwdrivers with flat heads to open the fob. Read the owner's manual for more detailed instructions and steps prior to starting.
Turn the fob upside down and look at the backside. You will see a small latch that you need to let go by pulling it down. This will open the mechanical key from its initial position inside the fob.
Install the new battery and ensure that it is oriented correctly. Once the battery is inserted then close the fob and then press the two sides together. Check the fob's functionality after completing this step by pressing the unlock button. It's now possible to use the various features of your Nissan when everything is functioning well. It's also a good idea to program the key fob after replacing the battery to make sure it's functioning properly.
Replace the Transmitter
With your key fob serving as the "key" to many of your car's most important functions, it could be a huge loss if you misplace or damage it. And with a dead or damaged key fob, you'll be without the ability to lock or start your vehicle.
So, it's a good idea to keep an extra key fob on hand in case of an emergency. Luckily, the procedure for replacing your Nissan key fob is easy. You'll require a new battery and a small screwdriver to get rid of the old one However, the process of replacing it is a breeze and should only take about a couple of minutes.
You'll also require a Panasonic CR2032 3V round battery (you can find them in multipacks priced less than $5 USD). The battery is located in the back half of the key fob. You'll require a small flathead screwdriver in order to gently split the two halves. Make use of a small flathead screwdriver and pull the clip that is located at the top of the battery to lift it out, making a note of its location. Replace the battery, and assemble the key fob. Make sure to test it to verify it is working.
As with any electronic device such as your Nissan Intelligent Key will eventually wear out from regular usage and require to be replaced. To help you avoid this is a good idea to shield your key fob from water, magnetic fields and physical impact So, be careful not to drop it or put too much pressure on it.
Replace the Key
If your Nissan key fob fails in the middle, you won't be able to use it to unlock your car or to start it. This is a problem for those who must get to work in Detroit or run errands close to Dearborn or have a night on the town close to Troy.
It's not too difficult to replace the battery in your Nissan Smart Key. You can do it at home or at the dealership and you'll typically find a pack of them for $5 or less at a hardware store.
Begin by flipping the fob on its side and then pushing a small catch on the back. This will open the emergency key that is mechanical. The emergency key won't allow you to start your vehicle however it will open the door.
Look for a small slit on the top of the casing. These are ideal to place the screwdriver in the hole, allowing you to pull the two parts of the key fob. Once you've accessed the internal battery, you can remove it and take note of its location. When you are ready to assemble your key fob, insert the new battery and snap the two parts of the case back together. Then insert the mechanical key, and your Nissan smart key will be able to operate as usual.
Other Problems
Many modern vehicles are equipped with key fobs which allow you to lock and open them without requiring an actual car key. To accomplish this the key fob utilizes small transmitters to communicate with the car's computer system.
If your Nissan key fob isn't working after you change the battery it could be due to various reasons. For instance, the new battery may not be properly placed in the key fob. Resetting the key fob is another possibility. This is a simple procedure that you can complete at home using a few tools.
You'll require, for instance, a screwdriver with an angled tip to remove the battery that was in the key fob. After that, you can use the screwdriver to break open the back of the key fob to insert the new battery. You'll also have to reprogramme your key fob to make it compatible with your vehicle.

car unlock service can easily program your Nissan key fob yourself, since they can all be programmed by a user. It is usually done by inserting the key fob in the ignition twice within five minutes. If this does not work it is possible to bring your key fob to an auto locksmith or dealer to have it programmed. Costs will vary based on the person you call and type of vehicle you own.