Honda Key Fob Battery

How to Replace a Honda Key Remote Battery

2002 Honda Civic Key Fob Battery
Written by admin

If your Honda key fob isn’t working properly anymore, you can save money by replacing the battery instead of getting a new key fob. Fortunately, Honda key remote battery replacement is simple, and you can take care of it all from home. Read on for the supplies you need and a step-by-step guide for how to open a Honda keyfob battery.

Remote entry systems are a valued part of any vehicle, especially your Honda.  They allow you to lock and unlock your car with ease and can even set off a panic alarm in case of an emergency.

If the battery in your keyless entry remote is running low, you’ll notice a decrease in range and eventually a lack of response.  Replacing your Honda key battery is easy and takes less than five minutes.

Here’s how to replace your Honda remote entry fob battery in five easy steps.

A Quick and Easy Guide to Replacing Your Honda Key Remote Battery

1. Determine Your Battery Type

Flip over your keyless entry remote and look for the battery type written on the back.  If the battery type is illegible, don’t worry.  Once you open the fob, the battery type will be written on the existing battery.

2. Open your Honda Key Fob

If your keyless entry remote has a screw, remove it using a jeweler’s screwdriver.  Separate the two halves of your remote using a small flathead screwdriver.  Exert gentle pressure to avoid damaging the key.

3. Remove the Dead Battery

Note the position of the positive and negative sides of the battery in the remote when you remove it.  This will ensure you install your new battery properly.  Be careful not to touch the battery terminals with your fingers.  The oils in your skin can corrode the terminals and result in a shorten the life of your remote.

4. Insert the New Honda Key Remote Battery

The new battery should go in the same position as the old.  If you’re unsure, look for the positive (+) and negative (-) marks inside your keyless entry fob.

5. Reconnect the Two Halves of Your Honda Keyless Entry Remote

Align the two halves of the fob and apply gentle pressure until you hear the remote snap together.

Test your remote to ensure it’s working properly.  If you’ve purchased multiple batteries, leave the remaining batteries in the packaging and tape them inside your glovebox.  Do not apply tape directly to the battery, the adhesive will effect its conductivity.  

How to Program the Honda Key Remote Battery?

Knowing how to program your Honda key can come in clutch, so let’s get into how to program your Honda key with these steps:

  1. Step inside your car and close all doors. Have your key and fobs on hand.
  2. Insert the key and turn to the “On” position. Next, press and hold the “LOCK” button for one second.
  3. Release the button after a second 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.

Also, if you would like to see detailed guides about each of the Honda Key Remote Battery types, read our article here.

About the author


Leave a Comment