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If your Nissan keyfob isn't responding to your commands, its battery may be dead. Fortunately, this is a relatively easy repair that most people are able to do themselves.
You can buy an alternative from a hardware store or the owner's manual for the specific model you have You'll need follow these steps for changing the battery.
Removing the Battery
The key fob in your Nissan model is equipped with an internal lithium battery that will eventually lose its charge. Fortunately, replacing the key fob battery is an easy process which takes just some minutes to complete. First, you'll need to purchase the CR2032 battery. It's a tiny coin-cell battery that is found in the majority of key fobs. You can find it in most convenience stores. To open the key fob, you will also require an appropriate pair (latex or not) of gloves and a small flathead screwscrew. Before you begin, make sure to consult the owner's manual for specific instructions and steps.
After you have the new battery, you can remove the old one by turning the fob upside down and looking at the backside. You will see a small latch that you have to open by pulling down. This will release the mechanical key from its original position inside the fob.
Install the new battery and ensure that it is oriented correctly. Once the battery is in place, close the fob and then click the two sides together. Test your key fob after you've completed this step by pressing the unlocking button. If everything is in good in good order, you're now able to enjoy the Nissan's features. After changing the battery, it's recommended to re-program your key fob to ensure that it functions correctly.
Replace the Transmitter
Your key fob serves as the "key" to so many of your car's most crucial functions, it can be a huge loss when you lose or damage it. And with a dead or damaged key fob, you'll find yourself without the ability to lock or start your car.
So, it's a good idea to have an extra key fob in case of need. Luckily, the procedure for replacing your Nissan key fob is quite straightforward. You'll need a brand new battery and a small flathead screwdriver to remove the old one however, the replacement process is a breeze and should only take just a few minutes.
You'll also need a Panasonic CR2032 3V round battery (you can purchase them in multipacks for under $5 USD). The battery is located inside the key fob's back half and you'll have to gently turn the two halves to expose the battery. Use a flathead screwdriver and small flatheads to remove the clip that is on the top of the battery. Make sure you note its place of placement. Replace the battery and then assemble the key fob. Test it to make sure it works.
As with all electronic devices such as like any other electronic device, your Nissan Intelligent Key will eventually wear out over time due to normal use and will require replaced. To help you avoid this you should try to protect your key fob from magnetic fields, water, and physical impacts Be careful not to drop it or put too much pressure on it.
Replacing the Key
If your Nissan key fob goes out in the middle, you won't be able to use it to unlock your car or even start it. This is a problem for people who must go to work in Detroit or to run errands in Dearborn.
It's not too difficult to replace the battery in your Nissan Smart Key. You can replace the battery at home or in the dealership. The cost of a replacement pack is usually less than $5.
Start by flipping the fob on its side and then pushing a small catch on the back. This will release the emergency mechanical key inside. The emergency key won't allow you to start your vehicle however it will open the door.
Then you should look for a small opening on the top of the casing for the key fob. You can use a screwdriver to pry out the two pieces of the key fob. Once you have access to the battery inside, take it out and make note of its location. When you're ready to reassemble the key fob, place the new battery into its place and snap the two parts of the case. Then insert the mechanical key and your Nissan smart key will operate as usual.
Other Problems
Many modern cars are fitted with key fobs that allow you to lock and start them without the need for the physical car key. The key fob is equipped with an electronic transmitter to connect with the computer system in the car.
If your Nissan key fob doesn't work after you replace the battery it could be due to various reasons. One possibility is that the new battery wasn't properly placed into the key fob. Another possibility is that the key fob requires to be reset. It's an easy process that can be done at home with some simple tools.
You'll need, for example, a screwdriver with a flat-headed tip to remove the old battery from the key fob. Then, using a screwdriver, break the back of the keyfob and then insert the new batteries. Then, you'll need change the programming of the key fob to ensure that it can work with your vehicle.
You can easily program your Nissan key fob on your own, since they're all user-programmable. This is usually done by inserting the keyfob in the ignition twice in five minutes. If this doesn't work, you can bring your key fob to a dealer or an auto locksmith to get it programmed. The cost will vary depending on the person you contact and the kind of vehicle you own.