10 Replacement Key For Nissan Micra-Related Projects To Stretch Your Creativity Replace Nissan Key Fob Batteries

If your Nissan key fob isn't responding properly to your commands, it's a sign that its battery is depleted. This is a straightforward fix that most people can complete themselves.

To replace the battery you can either purchase a new one at a hardware store or refer to the owner's manual for the model you have.

Changing the Battery

The key fob on your Nissan model has a built in battery that could eventually lose its charge. The key fob battery can be replaced in just a few minutes. First, you'll need to purchase an additional CR2032 3V battery. It is a small coin-cell battery that is found in most key fobs. You can purchase it at most convenience stores. To open the key fob, you will also need an appropriate pair (latex or not) of gloves as well as a small screwdriver with a flat head. Before you begin, make sure to check the owner's manual to find specific steps and directions.

After you have the new battery, take out the old one by flipping the fob over and looking at the backside. There is a tiny catch that must be released by pulling it downwards. This will remove the mechanical key from its original position within the fob.

Place the battery in place and ensure it is properly aligned. Close the fob when the battery is in place and click the two sides of the fob together. Test The Key Lab after completing this step, by pressing the unlocking button. If everything is in working in good order, you're now able to take advantage of the Nissan's numerous features. It's recommended to reprogram the key fob after replacing the battery to ensure it's working properly.

Replace the Transmitter

Your key fob serves as the "key" to so many of your car's essential functions, it can be a serious blow if you misplace or damage it. A damaged or broken key fob can prevent you from locking or starting your car.

It's a good idea to have an extra key fob in case of emergency. Luckily, the process of replacing your Nissan key fob is quite easy. You'll require a new battery and a small flathead screwdriver to take out the old one, but the replacement process is easy and will only take a few minutes.

You'll need a round Panasonic CR 2032 3V battery (you can typically find them in multipacks for under $5 USD). The battery is situated in the back part of the key fob. You'll need an incredibly small flathead screwdriver to gently break the two halves. Utilize a small screwdriver to push the clip on the top of the battery to pop it out, taking note of the position. Replace the battery and put the key fob back together, and test it to ensure that it works as intended.

Like any electronic device, like all electronic devices, your Nissan Intelligent Key will eventually wear out due to regular 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 fails, you cannot use it to unlock your car or even start it. This is a major issue for those who have to go to work in Detroit or do errands in Dearborn.

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

Flip the fob back over and push the small catch on the back. This will trigger the mechanical emergency key. The emergency key will not allow you to start your car, but it will open the door.


Look for a small slit on 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 apart. Once you've gained access to the internal battery, take it out it and take note of its location. When you're ready to reassemble the key fobs, slide the new battery back into its place and snap the two parts of the case together. Insert the mechanical key and your Nissan smartkey will work like a normal key.

Other Issues

Many modern cars come with key fobs that allow you to lock them and open them without a physical key. The key fob uses a transmitter to connect to the computer system in the car.

There are many possible reasons that your Nissan key fob will not work after replacing the battery. One possibility is that the new battery was not properly installed into the key fob. A reset of the key fob is a different possibility. This is a simple process which you can carry out at home with a few tools.

For instance an electric screwdriver with a flat-headed tip to remove the battery that was in the key fob. Afterward, you can use the screwdriver to break open the back of the key fob and insert the new battery. Then, you'll need change the programming of the key fob to ensure that it is compatible with your vehicle.

You can easily program your Nissan key fob yourself since they're all user-programmable. You can usually do this by inserting the key fob in the ignition two times within five minutes. If this doesn't work, you can take your key fob to a dealer or auto locksmith to get it programmed. The cost for this will vary depending on who you speak with and what kind of car you have.