How to Replace Infiniti Key Fob Battery Like a Pro: Step-by-Step Guide

Step 1: Gather Necessary Tools

  • Small screwdriver
  • Replacement battery (check your Infiniti key fob’s manual for the specific type required)
  • Clean cloth to prevent any dirt or dust from entering the key fob

Step 2: Open the Key Fob

Before you dive into opening the key fob, make sure you have the right tools handy. It’s key to work with precision to avoid damaging any sensitive components inside the fob. Here’s how you can open the key fob:

  • Locate the Seam: Gently examine the edges of the key fob to find the small groove or seam where the two halves of the fob join together.
  • Use the Screwdriver: Insert the small screwdriver into the seam and carefully twist it to separate the two halves. Be gentle to avoid breaking any clips that hold the fob together.
  • Mind the Internal Parts: As you open the key fob, be cautious of any small parts or buttons that may fall out. Keep the key fob on a stable surface to prevent any parts from getting lost.

Remember, patience is key when opening the key fob. Take your time and work methodically to ensure a smooth process without any hiccups.

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Stats & Facts
Key Fob Replacement Cost: Average cost ranges from $50 to $200 depending on the model.
Replacement Battery Life: Typically lasts 3-5 years depending on usage.

Step 3: Remove the Old Battery

So, you’ve successfully opened the Infiniti key fob. Now, it’s time to remove the old battery. Here’s how to do it in a few simple steps:

  • Locate the battery: Look for the battery inside the key fob. It’s usually a small, round flat battery.
  • Remove the old battery: Using a small tool like a flat-head screwdriver, gently pry out the old battery. Be careful not to damage any components inside the fob.
  • Dispose of the old battery properly: Make sure to dispose of the old battery in an environmentally friendly way, following your local regulations.
  • Check the battery type: Before inserting a new battery, ensure you’re using the correct type for your Infiniti key fob. It’s typically a CR2032 battery, but double-check to be sure.
  • Clean the battery compartment: While the old battery is out, take a moment to clean the battery compartment with a soft, dry cloth to remove any dirt or residue.
  • Prepare for the new battery: Get the new battery ready for insertion. Make sure the positive (+) side is facing the correct way as indicated in the key fob.

That’s it for removing the old battery! The next step will guide you through inserting the new battery into your Infiniti key fob.

Step 4: Insert the New Battery

Now it’s time to insert the new battery into your Infiniti key fob, ensuring a seamless operation. Follow these steps for a successful battery replacement process:

  • Identify the Correct Battery: Check your Infiniti’s manual for the specific battery type required.
  • Position the Battery Correctly: Place the new battery in the compartment with the positive side facing up.
  • Slot the Battery In: Gently insert the new battery into the key fob’s battery slot.

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Remember, proper alignment and placement are key to the functionality of your Infiniti key fob. Enjoy a refreshed and reliable key fob experience with the new battery in place.

Step 5: Close the Key Fob

Once you’ve successfully replaced the battery in your Infiniti key fob, the final step is to close it up properly. This ensures that the new battery stays secure and the key fob functions as intended. Here’s how you can do it:

  • Reattach the Key Fob Cover: Line up the cover with the key fob base, making sure it sits flush and is not crooked.
  • Press Firmly: Apply even pressure around the edges to snap the cover back into place. You should hear a series of clicks as the cover locks in.
  • Test the Key Fob: Before use, make sure the key fob works by pressing the buttons to ensure it responds correctly.
  • Check for Proper Seal: Confirm that the key fob cover is sealed tightly to prevent dust or moisture from entering.

Remember, proper reassembly is key to maintaining the integrity of your Infiniti key fob and ensuring it continues to operate smoothly.

Important Points
Ensure cover is aligned properly.
Apply even pressure while closing.
Test key fob functionality post closing.


That’s it! You’ve successfully replaced the battery in your Infiniti key fob. Remember to align and firmly press the cover back in place, test the buttons, and ensure a tight seal. Correct reassembly is key for your key fob’s performance and longevity. Happy driving with your refreshed key fob!

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Frequently Asked Questions

How do I properly close the key fob after replacing the Infiniti key fob battery?

To properly close the key fob after replacing the Infiniti key fob battery, align and firmly press the cover back in place. Test the key fob buttons to ensure functionality and check for a tight seal to prevent dust or moisture entry. Correct reassembly is crucial for the key fob’s integrity and smooth operation.

Battery industry professional with 5+ years of experience. Bachelor of Science in Electrical Engineering from Georgia Tech. Specializes in power systems and renewable energy.

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