How to Open Honda Key Fob & Replace the Battery

Man opening car with key fob

Eventually, your Honda key fob battery will lose its charge. Then what? With our service team at Honda of Turnersville, you can learn how to conduct a Honda key fob battery replacement with ease. Using our genuine Honda parts, it’s easy to trust you’re getting a high quality battery replacement for your Honda key fob. Learn more about how to open the Honda key fob and replace the battery today!


What is the Honda Key Battery Type?

It’s simple to find a Honda key fob battery replacement. The Honda key fob most commonly uses a flat circular 3-volt battery. Though these can likely be found at most stores in the Vineland area, we highly recommend finding a genuine Honda key battery replacement at our parts center.

How to Open the Honda Key Fob

Learning how to open your Honda key fob is a simple step in the Honda key fob battery replacement process. Follow these steps for an easy way to open the Honda key fob:

  • Locate the button to release the metal key inside the fob. Slide that button open and pull the key out.
  • Carefully place the edge of the key into the slot at the top of the key fob. Wedge the key and lightly twist, the back of the key fob should pop off.


How to Replace Honda Key Battery

After you have the Honda key fob open, be sure to take precautions in order to ensure the key fob doesn’t simply fall apart in your hand. If you attempt to pull the battery out, you could possibly pop out essential components and create a mess. Follow these pro tips to keep your fob intact while replacing your Honda key battery:

  • Hold your thumb right above where the battery is located.
  • Using your other hand, carefully pry the dead battery out and replace it with a fresh one.
  • Line the back of the key fob up with the front half, gently press the pieces back together. Once secured, you will hear a snap.


How to Program Honda Key

After you open the Honda key fob and swap out the battery, you may need to reprogram the Honda key. You can learn how to program a Honda key with these simple steps:

  1. Enter the cabin, securely shut all doors, and have your key and fobs to be programmed ready.
  2. Insert the key and turn to the “On” position. Press and hold the “LOCK” button for one second.
  3. Release the button and turn the key to the “Off” position. Repeat this process twice more.
  4. Turn the key to the “On” position and hold the “LOCK” button on the key fob for one second. Wait for the doors to lock and unlock automatically. Once the locks have cycled, your vehicle is in remote programming mode.
  5. Once again hold the “LOCK” button for one second. Once the locks cycle, the key fob has been successfully paired with your vehicle. Repeat the process with any additional fobs that need programming.
  6. Exit remote programming mode by turning the key to the “Off” position in the ignition.


Turn to Honda of Turnersville for Automotive Care

Interested in learning more about how to change the battery in a Honda key fob or want to have someone take a look for you? No problem. Our team is here to help. Contact us to schedule service and feel free to give our Honda service department a call at Call service Phone Number855-474-1684 with any questions you may have.

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