Skip to content Skip to footer

How to Change a Battery on a Nissan Key Fob

A dead battery in your Nissan key fob can be a major inconvenience. Suddenly, you’re struggling to unlock your car door or even start the engine. But don’t worry! Replacing the battery in your Nissan key fob is a quick and easy process that you can do yourself in minutes.

This comprehensive guide will walk you through the steps involved in changing the battery on a Nissan key fob, so you can get back on the road and on with your day.

What You’ll Need to Change Your Nissan Key Fob Battery

Before you begin, gather the following items:

  • A new CR2032 battery: This is the most common type of battery used in Nissan key fobs. You can find them at most convenience stores, auto parts stores, and online retailers.
  • A small flat-head screwdriver: This will be used to pry open the key fob.

How to Change the Battery in a Nissan Key Fob: Step-by-Step Guide

Follow these steps to change the battery in your Nissan key fob:

  1. Locate the release button on the back of your key fob. This is a small, often recessed, button that releases the mechanical key.

  2. Press the release button and gently slide out the mechanical key.

  3. Insert the flat-head screwdriver into the seam where the mechanical key was located.

  4. Gently pry open the key fob. Be careful not to damage the plastic casing.

  5. Locate the battery. It will be a small, round, silver battery.

  6. Use the flat-head screwdriver to carefully pry out the old battery. Pay attention to the orientation of the positive (+) and negative (-) sides.

  7. Insert the new battery into the key fob, ensuring the positive (+) side faces up.

  8. Align the two halves of the key fob and press them together until they snap shut.

  9. Reinsert the mechanical key.

  10. Test the key fob by pressing a button to ensure it functions correctly.

Tips for Changing Your Nissan Key Fob Battery

Here are a few additional tips to make the process even smoother:

  • Consult your owner’s manual: If you’re having trouble opening your specific key fob model, your owner’s manual will have detailed instructions.
  • Avoid touching the battery terminals: The oils on your skin can corrode the battery terminals, potentially shortening the lifespan of the new battery.
  • Dispose of the old battery properly: CR2032 batteries can be recycled at many retail locations.

What to Do if Your Nissan Key Fob Still Doesn’t Work

If you’ve replaced the battery and your Nissan key fob still isn’t working, there could be a few other culprits:

  • Programming issues: Some Nissan key fobs need to be reprogrammed after a battery change. How to change the battery in Nissan Altima key fob article might help you with that.
  • Internal damage: The key fob could have internal damage from being dropped or exposed to water.
  • Faulty receiver: There could be an issue with the receiver in your car that’s preventing the key fob from communicating.

If you suspect any of these issues, it’s best to consult a qualified Nissan dealership or automotive locksmith for further diagnosis and repair.

Frequently Asked Questions

How long does a Nissan key fob battery last?

On average, a Nissan key fob battery will last between 3 to 5 years. However, factors like frequency of use, exposure to extreme temperatures, and even humidity can impact its lifespan.

How do I know when my Nissan key fob battery is low?

There are a few telltale signs that your key fob battery is running low:

  • Decreased range: You may find yourself having to stand closer to your car to unlock it.
  • Intermittent functionality: The key fob may work sometimes but not others.
  • Dim or flashing lights: The LED light on the key fob may be dimmer than usual or flash erratically.

Can I use any battery in my Nissan key fob?

No, it’s important to use the correct battery type, which is a CR2032 battery for most Nissan key fobs. Using the wrong battery type can damage your key fob.

Can I drive my Nissan with a dead key fob battery?

While you can technically start your Nissan with a dead key fob battery by using the mechanical key to unlock the door and inserting the key fob into the ignition (if applicable), it’s not recommended. You’ll lose keyless entry and start functionality, and it can also put a strain on the car’s electrical system. How do you change battery in Nissan key fob is a question many car owners ask, and for a good reason – driving with a dead battery is not ideal.

Is it cheaper to replace the key fob battery myself?

Yes, replacing the battery yourself is significantly cheaper than taking it to a dealership or locksmith. A CR2032 battery typically costs just a few dollars, while a dealership or locksmith may charge upwards of $50 for labor.

Conclusion

Changing the battery in your Nissan key fob is a simple DIY task that can save you time and money. By following the steps outlined in this guide, you can have your key fob working like new in minutes. However, if you encounter any difficulties or your key fob continues to malfunction after a battery change, don’t hesitate to seek assistance from a qualified professional. Change battery Nissan key fob is a common procedure, and many resources are available to help you with it. Remember, a little maintenance goes a long way in ensuring the longevity and reliability of your Nissan key fob.