Replace Nissan Key Fob Batteries

If your Nissan keyfob isn't responding to your commands, then its battery may be dead. Fortunately, this is a relatively easy repair that most people can do themselves.

You can find a replacement from a hardware store, or in your owner's manual that is specific to the model you have, and you'll need to follow these steps to change the battery.

Changing the Battery

The key fob that you have in your Nissan model has a built-in battery that can eventually lose its charge. The battery in the key fob can be replaced in a matter of minutes. First, you'll need to purchase an CR2032 battery. It's a tiny coin cell battery that's often found in key fobs, and is available at all convenience stores. You will also need a pair of gloves (latex or non-latex) and small screwdrivers with flat heads to open the fob. Read the owner's manual for detailed instructions and steps before starting.

Once you have the new battery, take off the old one by turning the fob over and looking at the backside. There will be a small latch that you need to open by pulling down. This will take the mechanical key from the original position inside the fob.

Place the battery in place and make sure it is oriented correctly. Once the battery is placed then close the fob and press the two sides together. After completing this last step check your key fob by pressing the unlock button and watching what happens. If everything is in good condition, you're able to take advantage of the Nissan's numerous features. It's also a good idea to program the key fob after replacing the battery to ensure that it's working properly.

Replacing the Transmitter

Your key fob serves as the "key" to a myriad of your car's most crucial functions, it could be a serious blow in the event that you lose or damage it. A damaged or malfunctioning key fob will prevent you from locking or starting your vehicle.

So, it's a good idea to have a spare key fob around in the event of an emergency. Luckily, the process of replacing your Nissan key fob is relatively straightforward. You'll need a brand new battery and a small flathead screwdriver to remove the old one, but the replacement car keys nissan process is easy and will only take about a couple of minutes.

You'll also require a Panasonic CR2032 3V round battery (you can find them in multipacks priced under $5 USD). The battery will be in the back half and you'll need gently push the two halves to expose it. Utilize a flathead screwdriver and a small flathead to take off the clip on top of the battery. Make sure you note its place of placement. Replace the battery and put the key fob back together, and test it to make sure it works correctly.

As with all electronic devices that you own, like all electronic devices, your Nissan Intelligent Key will eventually wear out over time due to normal use and need to be replaced. Guard your key fob from magnetic fields, water, and physical impacts. Don't drop it or put too much pressure on the device.

Replace the Key

If your Nissan key fob is lost or is damaged, you can't use it to unlock your car or to start it. This is a problem for those who have to go to work in Detroit, run errands near Dearborn or go out for an evening on the town close to Troy.

The good news is that the battery in your Nissan smart key isn't too difficult to replace. You can do it at home or at the dealership and usually, you can find a pack of them for $5 or less at the hardware store.

Start by flipping the fob over and pushing a small catch on the back. This will open the emergency mechanical keys inside. The emergency key won't allow you to start your vehicle however it will open the door.

Look for a small opening at the top of the casing. You can use a screwdriver for prying out the two pieces of the key fob. Once you've access to the battery inside, take it out and keep track of its location. When you are ready to put back together 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 work as usual.

Other Problems

Many modern cars are equipped with key fobs that allow the user to lock and start them without the need for the physical car key. To accomplish this the key fob utilizes small transmitters to communicate with the car's computer system.

If your Nissan key fob does not function after changing the battery it could be due to several reasons for this. One possibility is that the new battery was not properly installed into the key fob. Another possibility is that the key fob needs to be reset. Luckily, this is an easy process that can be done at home using just a few tools.

You'll require, for instance, a screwdriver with a flat-headed tip to remove the old battery from the key fob. Afterward, you can use an open-ended screwdriver the back of the key fob and insert the new battery. Finally, you'll need to reprogramme the key fob so that it works with your vehicle.

You can easily program your Nissan key fob yourself since they can all be programmed by a user. It is typically done by inserting the fob into the ignition two times in five seconds. If this fails then you should take the key fob to a dealer or auto locksmith to have it programmed. The cost of this will depend on the person you contact and the type of car you have.