Change Battery Key Fob
how to change battery in subaru key fob

how to change battery in subaru key fob

Learn how to replace your key fob battery with easy step-by-step instructions. Identify, remove, replace, test – all in one blog post.Are you experiencing trouble with your Subaru key fob? Perhaps it’s time to replace the battery. In this blog post, we will guide you through the process of changing the battery in your Subaru key fob. From identifying the right battery to testing the functionality of the key fob, we will cover each step in detail. Many Subaru owners rely on their key fobs for convenience and security, and a dead battery can be a major inconvenience. But fear not, with a few simple tools and a new battery, you can easily replace the battery in your Subaru key fob and get back to using it as intended. So, let’s get started on ensuring that your Subaru key fob is in top working condition!

Identifying the Right Battery

When it comes to changing the battery in your Subaru key fob, the first step is to identify the right battery for your specific model. Different Subaru key fobs may require different types of batteries, so it’s important to know which one is the right fit for your key fob.

One way to identify the right battery for your Subaru key fob is to consult the owner’s manual for your vehicle. The manual should have information on the type of battery your key fob requires, as well as instructions on how to replace it.

If you don’t have access to the owner’s manual, you can also remove the old battery from the key fob and take it to a hardware or electronics store. The staff there should be able to help you identify the type of battery you need based on the old one.

Key Fob Model Battery Type
Subaru Legacy CR2032
Subaru Impreza CR1620
  1. Consult owner’s manual for battery type
  2. Take old battery to hardware store for identification
  3. Match key fob model with correct battery type

Opening the Key Fob

When it comes to changing the battery in your Subaru key fob, the first step is to open the key fob. This can be done by using a small flathead screwdriver to carefully pry open the key fob. Start by inserting the screwdriver into the seam of the key fob and gently twisting the screwdriver to pop open the fob. Be sure to do this carefully to avoid damaging the key fob casing.

Once you have successfully opened the key fob, you will be able to access the battery compartment. Inside, you will find the old battery that needs to be replaced. Take note of the orientation of the old battery before removing it, as this will be important when inserting the new battery.

After opening the key fob and accessing the battery compartment, you are ready to move on to the next step of replacing the old battery with a new one.

Removing the Old Battery

When it comes to maintaining your Subaru car key fob, one of the most important tasks is to regularly check and replace the old battery. Over time, the battery in your key fob will start to lose its power, and this can lead to issues with unlocking or starting your vehicle. In this guide, we will walk you through the steps to remove the old battery from your Subaru key fob and replace it with a new one.

First, you will need to use a small flathead screwdriver to carefully pry open the key fob. Start by locating the small indentation along the edge of the fob, and gently insert the screwdriver to pop open the case. Be sure to do this slowly and carefully to avoid damaging the fob or losing any small parts inside.

Once the key fob is open, you will see the old battery located inside. Use the screwdriver or your fingers to carefully remove the old battery from its housing. Be sure to take note of the position of the battery, as you will need to insert the new battery in the same orientation.

  1. Use a small flathead screwdriver to open the key fob
  2. Carefully remove the old battery from its housing

Inserting the New Battery

Once you have successfully removed the old battery from your Subaru key fob, the next step is to insert the new battery. Before doing this, make sure to check the battery type and voltage required for your specific key fob model. Most Subaru key fobs use a CR2032 3V battery, but it’s always best to double-check before making the switch.

When handling the new battery, be sure to avoid touching the contacts with your fingers as this can affect its performance. Use a pair of gloves or a clean cloth to handle the new battery and carefully place it into the designated slot in the key fob. Make sure the positive (+) side of the battery is facing upwards to match the orientation of the old battery you removed.

After securely placing the new battery into the key fob, carefully close the fob back together by aligning the two halves and firmly pressing them until you hear a click. Once the key fob is securely closed, you can then test its functionality to ensure that the new battery has been successfully inserted and is working properly.

Testing the Key Fob Functionality

Once you have inserted the new battery into your Subaru key fob and replaced the back cover, it’s important to test the key fob to ensure that it is functioning properly. To do so, stand near your vehicle and press the lock and unlock buttons on the key fob to check if the doors of your car lock and unlock accordingly. If this happens, it indicates that the new battery is functioning well and that there are no issues with your key fob. Make sure to test the key fob from different distances to ensure that the signal is strong and that it works consistently from various locations.

If the lock and unlock buttons fail to work consistently, this may indicate that the new battery is not properly inserted into the key fob or that there is a problem with the key fob itself. In this scenario, it’s recommended to repeat the steps for inserting the new battery to ensure that it is securely in place. If the key fob still fails to function as intended, it may be necessary to seek assistance from a professional to diagnose and resolve the issue.

Additionally, you can also test the functionality of your key fob by using it to start your vehicle. If your Subaru key fob has a push-button start feature, ensure that the key fob is recognized by the vehicle and that it successfully starts the engine. If the push-button start does not engage or the vehicle does not recognize the key fob, it may indicate a separate issue with the key fob or the vehicle’s ignition system that requires further attention.

Frequently Asked Questions

What tools do I need to change the battery in a Subaru key fob?

You will need a small Phillips head screwdriver and a new CR1620 3V battery.

How do I open the Subaru key fob to access the battery?

Use the small Phillips head screwdriver to gently pry open the key fob along the seam.

What type of battery does a Subaru key fob use?

Most Subaru key fobs use a CR1620 3V battery.

Where can I purchase a new battery for my Subaru key fob?

You can purchase a new CR1620 3V battery at most hardware stores, electronic stores, or online retailers.

How often should I change the battery in my Subaru key fob?

It is recommended to change the battery in your Subaru key fob every 1-2 years, or as soon as you notice the key fob signal weakening.

What should I do if changing the battery does not fix my Subaru key fob issue?

If changing the battery does not solve the problem, you may need to have the key fob reprogrammed by a Subaru dealership or automotive locksmith.

Can I replace the Subaru key fob battery myself, or do I need a professional?

You can replace the battery yourself with the help of a small Phillips head screwdriver and a new CR1620 3V battery. It is a simple and quick process.

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