Replace Nissan Key Fob Batteries
If your Nissan keyfob does not respond to your commands, then its battery could be dead. Fortunately, this is an easy fix that most people are able to do themselves.
If you want to change the battery, you can either purchase a new one from a hardware store or refer to the owner's manual for the model you own.
Removing the Battery
The key fob on your Nissan model is equipped with a built-in lithium battery which will eventually lose charge. The battery in the key fob can be changed within a matter of minutes. First, you'll need the CR2032 battery. This is a small coin cell battery typically used in key fobs and can be found in a variety of convenience stores. You will also need a pair of gloves (latex or non-latex) and an affixed screwdriver that is small enough to open the fob. Consult your owner's guide for specific instructions and steps before starting.
Once you have the brand new battery, take out the old one by turning the fob upside down and looking at the backside. You will notice a small latch that you have to release by pulling down. This will open the mechanical key from its original position inside the fob.

Next, insert the new battery and ensure it is aligned correctly. Close the fob when the battery is in place and then click the two sides of the fob together. After you have completed this step make sure to test your key fob by pressing the unlock button and observing what happens. It's now possible to use the various features of your Nissan if everything is working correctly. After changing the battery, it's recommended to re-program your key fob to make sure that it functions correctly.
Replace the Transmitter
Your key fob is the "key" to the majority of your vehicle's essential functions. It can be a huge loss if it gets damaged or lost. And with a dead or damaged key fob, you'll be left without the ability to lock and start your vehicle.
It's a good idea to keep a spare key fob on reserve in case of emergency. Fortunately, the process of replacing your Nissan key fob is quite simple. You'll require a new battery and a small flathead screwdriver to remove the old one, but the replacement process is very easy and should only take just a few minutes.
You'll also need an Panasonic CR2032 3V round battery (you can find them in multipacks that cost under $5 USD). The battery will be located in the back half and you'll need to gently push the two halves to expose it. Utilize a small screwdriver to lever the clip at the top of the battery to remove it, taking note of the location. Replace the battery and then assemble the key fob. Make sure to test it to verify it works.
As with any electronic device that you own, your Nissan Intelligent Key will eventually wear out over time due to normal usage and require to be replaced. Protect your key fob against water, magnetic fields and physical impacts. Do not drop it or apply too much pressure to the device.
Replacing the Key
When your Nissan key fob is no longer working, you can't use it to unlock or start your vehicle. That's a problem for people who have to go to work in Detroit or run errands in Dearborn, or go out for an evening on the town close to Troy.
It's not difficult to change the battery on your Nissan Smart Key. You can do it at home or at the dealership and you'll typically find a pack of them for less than $5 at an hardware store.
Flip the fob back and push the small catch at the back. This will open the mechanical emergency key. The emergency key won't allow you to start your car, but it will open the door.
Look for a small opening at the top of the casing. These are the perfect place to insert a screwdriver into the slit, which allows you to take the two parts of the key fob. Once you've access to the battery inside, take it out and make note of its positioning. When you're ready to reassemble your key fobs, slide the new battery into its position and snap the two sections of the case together. Then put in the mechanical key and your Nissan smart key will operate as usual.
Other Issues
Many modern vehicles come with key fobs, which let you to lock them and start them without the need for a physical key. The key fob is equipped with an electronic transmitter to connect with the computer system in the car.
If your Nissan key fob stops working after you replace the battery, there could be several reasons for this. One possibility is that the new battery was not correctly installed into the key fob. Another possibility is that the key fob requires to be reset. It's an easy procedure that can be accomplished at home with some simple tools.
You'll need, for instance, a screwdriver with flat-headed tips 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. In nissan key , you'll have to reset the key fob so that it is compatible with your vehicle.
You can easily program your Nissan key fob by yourself, since they're all user-programmable. It is usually done by inserting the key fob into the ignition two times within five minutes. If this fails then you should take your key fob to an auto locksmith or dealer to have it programmed. The cost of this service will depend on the person you call and the type of vehicle you own.