How to Open an Acura Key Fob: A Step-by-Step Guide

Published: 04/27/23 •  9 min read

Acura key fobs are a great convenience for drivers, as they allow you to remotely lock or unlock your car, start the engine, and perform other functions. However, if your key fob’s battery dies, you may be left stranded without access to your vehicle. Fortunately, opening an Acura key fob to replace the battery is a straightforward process that can be done easily with the right tools and some basic know-how. In this article, we’ll guide you through the steps of opening an Acura key fob to replace the battery.

Understanding Your Acura Key Fob

Before we dive into the specifics of opening an Acura key fob, it’s important to understand the different components of your key fob and the various types of Acura key fobs that are available. This knowledge will help you to choose the appropriate tools and replacement battery, as well as to avoid any potential mishaps during the opening process.

Components of an Acura Key Fob

An Acura key fob typically consists of two halves, which are connected by a hinge. The top half contains the buttons that allow you to operate the key fob, while the bottom half houses the battery compartment. The key fob also has a small release button, which allows you to remove the metal key that is stored inside the key fob.

The buttons on the top half of an Acura key fob are designed to perform a variety of functions, depending on the type of key fob you have. Some key fobs have basic remote functions, such as locking and unlocking the doors, while others have advanced features such as keyless entry and push-button start. Regardless of the type of key fob you have, it’s important to keep it in good working order to ensure that you can access your vehicle when you need to.

The battery compartment on the bottom half of an Acura key fob is usually accessed by sliding a small switch or pressing a release button. Inside the compartment, you’ll find a small battery that powers the key fob’s functions. Over time, this battery will need to be replaced to ensure that the key fob continues to work properly.

Types of Acura Key Fobs

There are several types of Acura key fobs available, each with its own unique features and functions. The most basic type of Acura key fob is designed to perform simple remote functions, such as locking and unlocking the doors. These key fobs may also have a panic button that sounds the car’s alarm if you’re in an emergency situation.

More advanced Acura key fobs have features such as keyless entry, which allows you to unlock the doors without having to press any buttons on the key fob. These key fobs may also have a push-button start feature, which allows you to start the car without having to insert the key into the ignition.

Some Acura key fobs also have additional features, such as remote start, which allows you to start the car’s engine from a distance. This can be particularly useful on cold winter mornings, as it allows you to warm up the car’s interior before you get in.

If you’re unsure which type of Acura key fob you have, consult your owner’s manual or contact your local Acura dealership. They will be able to help you identify the type of key fob you have and provide you with any additional information you need to keep it in good working order.

Gather the Necessary Tools

Before you begin the process of opening your Acura key fob, you’ll need to gather a few tools. Fortunately, you won’t need anything too specialized or expensive.

Small Flathead Screwdriver

A small flathead screwdriver is the most important tool you’ll need for opening your Acura key fob. Look for a screwdriver that is small enough to fit into the seam between the two halves of the key fob, but sturdy enough to apply some pressure.

It’s important to note that using a screwdriver that is too large or too small can damage the key fob, so make sure you have the right size before you begin.

Soft Cloth or Towel

You’ll want to have a soft cloth or towel on hand to prevent the key fob from getting scratched or damaged in the opening process.

It’s a good idea to choose a cloth or towel that is lint-free to avoid leaving any fibers behind on the key fob.

Replacement Battery (if needed)

If your key fob’s battery has already died, you’ll need to have a replacement battery on hand before you begin the opening process. Consult your owner’s man

ual or contact your local Acura dealership to determine which type of battery you’ll need.

It’s important to note that attempting to open the key fob without a replacement battery can be frustrating and time-consuming, as you may need to repeat the process once the new battery arrives.

Additionally, it’s a good idea to have a small container or bag to keep the old battery in, as it should be disposed of properly to avoid environmental harm.

Step-by-Step Guide to Opening Your Acura Key Fob

Now that you’ve gathered your tools and are familiar with the various components of your Acura key fob, it’s time to begin the process of opening the key fob.

Step 1: Locate the Key Release Button

Before you can open the key fob, you’ll need to remove the metal key that is stored inside the key fob. To do this, locate the small release button that is usually located near the base of the key fob. Press the button and slide the metal key out of its slot in the key fob.

Step 2: Remove the Metal Key

With the metal key removed, you can now begin the process of opening the key fob. Take your small flathead screwdriver and gently insert it into the seam between the two halves of the key fob. Apply gentle pressure to the screwdriver to pry the two halves apart. Be careful not to use too much force, as this could damage the key fob.

Step 3: Separate the Key Fob Halves

Continue to apply pressure with the screwdriver until the two halves of the key fob separate. Once the halves are separated, set the top half with the buttons aside for now. You should now be able to see the battery compartment inside the bottom half of the key fob.

Step 4: Access the Battery Compartment

To access the battery compartment, you’ll need to remove the small metal clip that is holding the battery in place. Use your screwdriver to gently pry up the metal clip and remove the old battery.

Now that you have access to the battery compartment, it’s a good idea to take a moment to inspect the area around the battery. Look for any signs of corrosion or damage, as this could affect the performance of your key fob. If you notice any issues, take the time to clean the area with a small brush or cloth before inserting the new battery.

When inserting the new battery, be sure to align it properly with the contacts inside the battery compartment. The positive side of the battery should be facing up, and the negative side should be facing down. Once the battery is in place, use the metal clip to hold it securely in place.

Before reassembling the key fob, take a moment to test the new battery. Press the buttons on the key fob to ensure that they are working properly. If everything is functioning as it should, you can now reassemble the key fob.

To reassemble the key fob, simply align the two halves of the fob and press them together until you hear a click. Once the two halves are securely in place, insert the metal key back into its slot in the key fob. You can now use your newly opened and repaired key fob to start your Acura and get back on the road!

Replacing the Battery

If you’ve purchased a replacement battery, it’s time to install it. But before you do that, let’s take a moment to learn more about the process of replacing the battery in your Acura key fob.

Identifying the Correct Battery Type

It’s important to ensure that you have the correct type of battery before you start the replacement process. Acura key fobs typically require a small, round lithium battery, such as a CR1616 or CR1620. If you’re not sure which battery you need, consult your owner’s manual or contact your local Acura dealership for assistance.

Once you have the correct battery, you can proceed with the replacement process.

Removing the Old Battery

If your key fob’s old battery is still working, you may want to keep it as a spare. Store it in a safe place until you need it. To remove the old battery, use a small flathead screwdriver or a coin to gently pry open the battery compartment on the back of the key fob. The battery should pop out easily.

Be sure to dispose of the old battery properly, in accordance with local regulations.

Installing the New Battery

Now that you have the correct battery and have removed the old one, it’s time to install the new battery. Simply place the new battery into the battery compartment with the positive (+) side facing up. Replace the metal clip to secure the battery in place.

With the new battery installed, it’s time to reassemble your Acura key fob. Take the top half of the key fob with the buttons and align it with the bottom half. Gently press the two halves together until they click into place.

It’s important to note that some Acura key fobs may require reprogramming after the battery has been replaced. If your key fob is not working properly after the battery replacement, consult your owner’s manual or contact your local Acura dealership for assistance.

Finally, test the new battery by using the buttons on the key fob to lock and unlock your car. If the key fob is working properly, you’re all set!

By following these simple steps, you can successfully open your Acura key fob and replace the battery, ensuring that you always have reliable access to your vehicle. Remember to handle your key fob with care throughout the process, and consult your owner’s manual or Acura dealership if you have any questions or concerns.