10 Unexpected Replacement Key For Nissan Micra Tips Replace Nissan Key Fob Batteries

If your Nissan keyfob isn't responding to your commands, the battery could be dead. It's a relatively easy repair that most people can fix themselves.

You can purchase the replacement from a local hardware store or from your owner's guide for the specific model you have, and you'll need to follow these steps to change the battery.

Removing the Battery

The key fob of your Nissan model has an inbuilt lithium battery that will eventually lose its charge. Luckily, changing the battery in the key fob is a straightforward process that takes just less than a few minutes. You'll first need the CR2032 battery. It's a small coin-cell battery that is used in the majority of key fobs. You can purchase it at most convenience stores. You'll also require a pair of gloves (latex or non-latex) and a small screwdriver with a flat head to open the fob. Before beginning, be sure to refer to your owner's manual for specific instructions and steps.

Flip the fob upside-down and look at the backside. There will be a small catch that you need to release by pulling it downwards. This will remove the mechanical key from its original position within the fob.

Next, insert the new battery, and make sure that it is placed correctly. Once nissan key fob is in place then close the fob and press the two sides together. After you've completed this last step make sure to test your key fob by pressing the unlock button and seeing what happens. You'll be able to use the many features of your Nissan If everything is working properly. It's also a good idea to reprogram the key fob after replacing the battery to make sure it's working properly.

Replacing the Transmitter

Your key fob is the "key" to the majority of your vehicle's important functions. It can be a big blow should it become damaged or lost. And with a dead or damaged key fob, you'll be left without the ability to lock or start your vehicle.

So, it's a good idea to have a spare key fob around in case of need. The procedure for replacing your Nissan keyfob is fairly simple. The process of replacing the Nissan key fob can be quite simple. You will need an entirely new flathead screwdriver and a new battery to take out the old.

You'll also require an Panasonic CR2032 3V round battery (you can purchase them in multipacks priced under $5 USD). The battery is located inside the key fob's back half and you'll need to gently rotate the two halves in order to expose the battery. Make use of a small flathead screwdriver to lever the clip on the top of the battery to remove it, taking note of its position. Replace the battery and put the key fob back together. You can test it to ensure it functions properly.

Nissan Intelligent Keys eventually wear out and need to be replaced just like any other electronic device. Protect your key fob against magnetic fields, water, and physical impacts. Don't drop it or apply too much pressure to the device.

Replacing the Key

If your Nissan key fob is not working you won't be able to use it to unlock or start your car. That's a problem for people who have to go to work in Detroit, run errands near Dearborn, or enjoy an evening out close to Troy.


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

Flip the fob back and push the small catch at the back. This will release the emergency mechanical key within. The emergency key won't allow you to start your vehicle however it will open the door.

Next, look for a small gap on the top of the key fob casing. These are the perfect place to insert the screwdriver in the hole, allowing you to pull the two pieces of the key fob apart. Once you've accessed the internal battery, you can remove it and note its position. When you are ready to put back together your key fobs, insert the new battery and snap the two parts of the case back together. Insert the mechanical key and your Nissan smartkey will function as usual.

Other Issues

Many modern cars are equipped with key fobs, which allow you to lock them and then start them without having a physical key. To do this, the key fob uses small transmitters to communicate with the car's computer system.

There are several possible reasons that your Nissan key fob does not function after replacing the battery. For one, the new battery may not be seated correctly in the key fob. A reset of the key fob is another possibility. This is a simple procedure that can be completed at home using a few tools.

For instance, you'll require a screwdriver, and preferably with a flat head to remove the key fob and remove the battery that was in there. Afterward, you can use a screwdriver to open the back of the key fob to insert the new battery. Finally, you'll need to modify the key fob's programming so that it can work with your vehicle.

You can easily program your Nissan key fob by yourself, because they all have the ability to be programmed by you. You can usually do this by inserting the key fob in the ignition twice in five seconds. If this isn't working, you can bring your key fob to an auto locksmith to have it programmed. The cost will depend on the person you speak to and type of vehicle you own.