How to Change Battery in Nissan Key Fob? – Step By Step

Our readers used to ask how to change the battery in the Nissan key fob. Many people use car key fobs. You may find it difficult to hold the mechanical key alone. Sometimes, you may lose the key to your car. Nowadays, vehicles are coming with keyless entry. That is an amazing feature.

In our opinion, keeping a key fob with you will make it easier to lock and unlock your car from a specified distance. Batteries are inserted inside every key fob. This battery is usually removable. This battery has worked well for some time. But the time comes when you have to change the battery due to the low Nissan key battery.

What Kind Of Battery For Nissan Key Fob

Nissan key battery size is according to the fob. As you know, that fob is usually smaller and needs a small current to work. So, there is a small battery that is almost similar to all types of key fobs. Usually, the battery size is 3 volts, and it works perfectly. And the Nissan key fob battery replacement cost is not too much, so don’t be worried about it. The same battery is for the Nissan key fob 2018, 2019, 2020, and onwards.

How To Get Into Your Nissan With a Dead Fob Battery

There may be some issues while you get into your car when your fob’s battery is low. But don’t worry. There is a solution to this issue. First, you must press the fob gently to open the release latch. When you open it, you can see a key there. Lift that key to your side, and you can unlock your car with that help. After that, you must keep your fob in the port of your Nissan. There you can press the clutch and push the start button.

There will be an issue with how to open the Nissan key fob, but it is not a big issue. It has a simple process we will discuss later so that you can get the answer to your queries.

How To Change The Key Fob Battery Of the Nissan

Here we will reach the point that will help you change the key fob battery in no time. You have to follow some simple steps. No matter the Nissan version you have, you will get the solution, including the Nissan rogue key fob battery, the Nissan Altima key fob battery replacement, the Nissan juke key fob battery, etc. Henceforth, we are going to guide you step by step.

Simple steps to follow:

How to open the Nissan key fob?

  1. First, you must press a small button on the back side of the key fob of your Nissan.
  2. When you press that button, you will hear a voice unlocking, and you will see the mechanical key of your Nissan.
  3. Remove that mechanical key.
  4. After that, you have to split your key fob into two pieces with the help of releasing a screw.
  5. When you finally get your fob into separate pieces, you will see the battery of a circular shape there.
  6. Take this battery and replace it with a new one in the same direction as it was available before.
  7. You need to close your key fob again by tightening that screw.
  8. Again, fit that mechanical key there.
  9. Now your key fob is ready with your new battery.


Nissan has made it easy to navigate your car’s features with the Nissan key fob. But there is an issue with its battery for some people. After reading this blog, you won’t encounter any obstacles in replacing your key fob battery. You can easily change the battery in simple steps. All you need to do is to follow the steps carefully. Wish you the best of luck!

Frequently Asked Questions

What to do when your Nissan juke key fob battery is not working after replacement?

As we have discussed, the battery replacement process is very simple. If your key fob is not working, you have to look for that you haven’t made any mistakes in that process. Make sure to use a high-quality battery.

How frequently should we change the battery?

The time is not specified. If your fob is mechanically fit, you don’t need to change the battery for six months or more. It also depends upon the battery quality and your usage.

What is the size of the battery?

The battery is smaller in size, with a power of 3 volts.

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