Replace Nissan Key Fob Batteries
If your Nissan key fob isn't responding to your commands, it's a sign that its battery is dying. It's an easy fix that most people can fix themselves.
nissan key repair can get the replacement from a local hardware store, or in your owner's manual that is specific to the model you own and then follow these instructions to change the battery.
Change the battery

The key fob of your Nissan model is equipped with a built-in battery that eventually loses its charge. Fortunately, replacing the battery on the key fob is a straightforward process which takes just less than a few minutes. The first step is to purchase the replacement CR2032 3V battery. It's a tiny coin cell battery that is typically used in key fobs, and is available 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. Refer to the owner's guide for more detailed instructions and steps prior to starting.
Once you have the brand new battery, remove the old one by flipping the fob over and looking at the back side. You will notice a small latch that you have to open by pulling down. This will open the mechanical key from its original position inside the fob.
Place the battery in place and ensure it is oriented correctly. Close the fob when the battery has been installed and then press the two sides of the fob together. Check the fob's functionality after you have completed this step by pressing the unlock button. If everything is in good condition, you're able to take advantage of the Nissan's numerous features. After replacing the battery, it is a good idea to re-program your key fob to ensure that it works properly.
Replacing the Transmitter
Your key fob is the "key" to the majority of your vehicle's essential functions. It can be a big blow should it become lost or damaged. A damaged or malfunctioning key fob could prevent you from locking and starting your vehicle.
It's a good idea to keep a spare key fob on hand in case of an emergency. Fortunately, the process for replacing your Nissan key fob is quite easy. You'll need a new battery and a small flathead screwdriver to remove the old one, but the replacement process is simple and should only take just a few minutes.
You'll require a round Panasonic CR 2032 3V battery (you will typically find them in multipacks for less than $5 USD). The battery is situated in the back part 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 to push the clip at the top of the battery and lift it out, making a note of its location. Replace the battery, then assemble the key fob. Test it to ensure it works.
As with all electronic devices that you own, your Nissan Intelligent Key will eventually become worn out by regular usage and require to be replaced. Secure your key fob from magnetic fields, water and physical impacts. Be careful not to drop it or put too much pressure on the device.
Replace the Key
If your Nissan key fob dies or is damaged, you can't use it to unlock your vehicle or to start it. This is a problem for those who have to travel to work in Detroit or to run errands near Dearborn, or go out for a night on the town close to Troy.
The good news is, the battery inside your Nissan smart key isn't too difficult to replace. You can do it at home or at a dealership, and you'll typically locate a pack for $5 or less at a hardware store.
Begin by flipping the fob on its side and pushing a small latch on the back. This will open the emergency mechanical key within. The emergency key won't allow you to start your car however, it will allow you to open the door.
Next take a look for a small slit on the top of the key fob casing. These are the perfect place to insert an screwdriver through the slit, which allows you to take the two parts of the key fob apart. Once you've gained access to the internal battery, you can remove it and take note of its location. When you are ready to put back together your key fob, insert the new battery and then snap the two components of the case back together. Then put in the mechanical key and your Nissan smart key will be able to function as normal.
Other Problems
Many modern vehicles come with key fobs that let you to lock them or start them without having a physical key. The key fob is equipped with a transmitter to connect to the computer system in the car.
If your Nissan key fob isn't working after you replace the battery, there could be several reasons for this. One possibility is that the new battery was not correctly placed into the key fob. Another possibility is that the key fob has to be reset. This is an easy process that you can do at home using a few simple tools.
For instance, a screwdriver with flat-headed tips to remove the battery that was in the key fob. Then, using an screwdriver, you can pry the back of the keyfob open and insert the new batteries. It is also necessary to reprogramme your key fob to allow it to function with your vehicle.
Fortunately, most Nissan key fobs can be programmed, so you can easily do it yourself. This is usually done by inserting the keyfob into the ignition two times in five seconds. If this fails, you may take your key fob to a dealer or auto locksmith to be programmed. The cost will differ based on the person you talk to and the kind of vehicle you own.