Subaru Outback Key Fob Battery Replacement

Share This Post

A Key With A Remote Fob

DIY – Subaru Outback Key Fob Battery Replacement EASY

Keyless entry became commonplace in the late 1990s. These systems can unlock or lock the car, and maybe even arm an alarm at the tap of a button. The key needs to be inserted into the ignition to start the vehicle. Sometimes, the metal key and the remote are a single switchblade-style unit. Pickups like the Chevrolet Colorado and Ford Maverick and SUVs like the Toyota 4Runner still utilize this key fob type.

Also Check: M & M Alternators & Batteries Inc

A Quick Guide On Subaru Key Fob Battery Replacement

A Subaru key fob battery replacement is inevitable if you discover signs of imperfect operations of your key fob.

If you are very observant, you dont need to wait till the battery is dead before replacing it.

It will be giving you signs that will indicate that there is a need for a replacement.

If there is a reduction in its signal range or there are click inconsistencies, you may have no other option than to replace the battery.

At times, unlocking is delayed for up to two seconds and the headlights of your car may not blink when you unlock it.

Why Does My Key Fob Not Work After Replacing Battery

To open the key fob and inspect for damaged contacts or misaligned buttons, you may use basic tools. Replace the automobile key fob if that doesnt work. Another reason your vehicle remote may not function after replacing the battery is the lock. Check for these symptoms to see whether the lock or vehicle door has become faulty.

Also Check: Battery Life Galaxy Watch 4

Lift Out The Control Module

After successful separation of the housing, the control module accommodating the battery will stare at you.

It will be located in one of the two housings. Remove the module gently so that removing the battery will be a piece of cake.

It is advisable to mark the housing that accommodates the control module so that putting it back will not be difficult.

Dont Miss: Where Can I Recycle Car Batteries

You Will Notice That There Is A Small Slot On This Side And That Is Where You Should Insert Your Screwdriver

Subaru Key Fob Battery Replacement 2008

You will notice that there is a small slot on this side, and that is where you should insert your screwdriver. Use gentle pressure to pry open cover plate and then take out old battery.

You are now ready to put in new battery. Make sure it goes with positive terminal facing down . Put back cover plate, slide it into position until you hear a click sound from the lock mechanism being activated.

You May Like: Cost Of New Car Battery

You May Like: 2013 Ford Fusion Key Fob Battery

Subaru Key Fob Tricks: Simple But Smart

Apart from using your key fob to unlock your car, there are some other tricks you can perform with it. Some of them are discussed below.

01. Instant Lowering of All Windows

With the press of a single button, you can use your Subaru key fob to wind down all the windows of your car, as well as open the sunroof.

This is a hidden feature of this device and knowing how to maneuver it is very essential to get this done.

To use this feature, you only need to press the unlock button once, then press it again , then hold it down till you open all the windows.

02. Mirror Folding

This is an optional feature that goes with door locking, and it is not found in all models. For vehicles with this option, you only need to hold down the lock button to fold in the side mirrors.

This is particularly helpful when you park your car in a narrow place or very close to other cars.

03. Remote Start

You can also use the key fob to start the engine of your car. Going about this is as easy as ABC. There is a circular arrow that you need to press once after hitting the lock button.

In some models, you may need to press the circular arrow twice to get the engine running.

Hence, you can start your engine two minutes before getting on board so that it will be warm before you hop in.

04. Vehicle Summon

Besides, you can use the fob to move your car in or out of a tight parking space while not in the car.

This feature works only when activated with the aid of the center screen of the vehicle.

Subaru How To: How To Change The Battery In Your New Generation Subaru Key Fob Also: How To Fix The Most Common Mistakes To Save You From Needing To Buy A New Keyfob Case

Heres how to change the battery in your New Generation Denso Made Subaru key FOB.


I go into detail showing how to change the battery, how to avoid popping out the spring, how to put the spring back in, if you pop it off, and just about every other mistake, so you dont make them, or can learn how to fix them.

Dont Miss: Tesla Model 3 Battery Cost

Don’t Miss: Does Walmart Replace Car Batteries

A Single Fob For Access And Starting

Youve probably seen these fobs by now. Although these fobs look like they are missing a key, they have one integrated. Some of these are pretty attractive, such as a leather-wrapped fob that comes with some Volvo models.

Single key fobs are generally standard. However, Tesla offers three types of keys and for the fob, it charges $175. Tesla charges for the fob in the shape of a Tesla since it offers a smartphone digital key and smart key card, which will work and unlock your vehicle if your smartphone is out of battery.

The single key fob can be kept in a pocket or bag for both access and starting in most cases.

Your Battery Begins To Run Out Of Power

DIY – Subaru Legacy Outback Key Fob Battery Replacement EASY

If you notice that your keys are not responding as quickly, or at all, to your commands and press the buttons over and over again with no change, then it is time for a new battery. A dead key fob is an indicator that there is a problem with the battery.

You can replace your Subaru key fob battery yourself if you have some basic knowledge of car parts. You can get replacement batteries at any auto parts store for less than $5-$20 depending on the quality of the battery.

Read Also: Iphone 13 Battery Life Percentage

Signs Your Key Fob Needs A Battery Replacement

The transmitter loses its range when the fob battery becomes weaker. If you notice you have to be a lot closer to your car than usual, thats a sign that your range is decreasing. This is an indicator to change your battery. Other signals include:

  • If your key is not giving out any signal
  • If you have to press the button repeatedly before your vehicle accepts the signal
  • If your key remote is inconsistent or unreliable

Pros Of Having A Subaru Key Fob

We only realize the worth of something when we lose it or it fails to function, and your vehicle key fob is no exception. This handy device saves us time and adds to our everyday convenience.

But as with other gadgets, it may run into problems. However, you can fix the issue by replacing the battery, purchasing a new fob, or contacting a locksmith for repairs.

Lets see what a key fob deprives you of when it ceases to function optimally.

  • Security. It helps you keep your car secure by locking all the doors accessibly. You do not need to reach closer to your vehicle for the purpose. Instead, you can operate it remotely as long as youre in range. Plus, a few models feature a code architecture as an additional security measure you can share it with your family or friends.
  • Operating sound. If you parked your car in a crowded parking lot, it isnt uncommon for you to forget the precise location. Luckily, as you tap the key fob, your vehicle will produce a beeping sound thatll help you spot it even in a crowded place.
  • Control vehicle on the go. You do not necessarily need to reach your vehicle to control it. Instead, you can use the Subaru key fob to control your car from your bag, purse, or pocket.
  • Smart start system. A few models feature a start system that allows you to sit inside your car and start the ignition as quickly as opening the car doors and windows.

Don’t Miss: Inverter Battery Backup For Existing Sump Pump

Key Fob Not Working After Replacing The Battery

When purchasing a new battery for the key fob of your Outback, keep in mind that the battery may be sitting on the shelf for a long time. Therefore after replacement it may not work, or may not last that long. Try purchasing the battery from a store where stock moves fast. If you still cant get the key fob to work after verifying that the battery is healthy, your key fob issues may not be due to bad battery.

Subaru Key Battery : The Major Part

2012 Subaru Outback Battery Replacement

The Subaru key fob battery helps in powering the fob for optimum effectiveness. It can last for up to six years depending on the fob used.

Your manner of use can also affect its longevity. Typically, smart key fobs use up more battery than regular fobs.

However, there are different types of Subaru fob batteries but the most popular ones are CR2025 and CR2032.

These are 3V batteries with the capacity of powering key fobs to maximum expectation. They are available from dealers as well as vendors, both online and offline.

Recommended Reading: Gopro Hero 8 Battery Door

Water Resistant Not Waterproof

Your Outback key has rubber seals which prevents the water from getting to the electronic chip inside. A splash of water or brief exposure to light rain should be fine, but exposure to excessive amount of water like submerging the key in the pool can cause the water to penetrate the seals and damage the chip. Submerging the key in ocean water at the beach can be much more damaging to key fob electronics due to highly conductive nature of salt water.

Use A Screwdriver To Open The Housing

Youd need to open the housing to uncover the control module. While you can directly use the screwdriver for the purpose, it is better to tape it to prevent damaging the control module.

Now insert the screwdriver tip to separate the housing. As soon as you split it into two, youll find that one houses the control module while another is used as a covering.

Don’t Miss: Tesla Battery Replacement Cost Model S

What Is A Subaru Key Fob Battery

A Subaru key fob battery is a small, coin-sized battery that powers the electronic components in your vehicles key fob. Over time, this battery will eventually need to be replaced in order to keep your key fob functioning properly. While the average lifespan of a key fob battery is around two years, its not uncommon for them to last much longer.

Once You Do This Turn The Key Fob Around So That You Can See Its Side

How To Replace A Subaru Outback Key Fob Battery 2004 -2010

Once you do this, turn the key fob around so that you can see its side. Youll notice a small slot on the side of your key fob push gently to pry it open using your screwdriver, then pull it off using your fingers instead of the screwdriver. When you hear a click, take out the dead battery and replace it with a fresh new CR2032 battery.

You May Like: Prius Battery Dead After Sitting

Read Also: Iphone 13 Pro Battery Percentage

Subaru Forester: Replacing Key Battery / Replacing Battery Of Access Key Fob


When removing or reinstalling the access key fob cover, make sure that the plastic part does not come off or become misaligned.

Battery: Button battery CR2032 or equivalent

  • Take out the emergency key.
  • Wrap a flat-head screwdriver with vinyl tape or a cloth, and insert it in the gap to remove the cover.
  • Take out the battery using a flat-head screwdriver with vinyl tape or a cloth.
  • Insert a new battery with its positive side facing upward as shown in the figure.
  • Attach the cover to the access key fob by fitting the projections and recesses together.
  • Can You Buy Subaru Replacement Key Fob

    You might find that even after changing the battery, the key fob does not work. You check the polarity of the battery and everything is in the right order, yet the key fob does not work. This is a pointer to internal damage to the key fob.

    When the key fob is damaged beyond repair, the key fob is lost or you just need an extra key fob, you can buy a new Subaru key fob. You can get a new subaru remote from either of the following:

    1. From Subaru dealership.

    In this case you will drive your Subaru to the dealership and buy the new key fob. The dealer will cut the emergency key found in the key fob and program the new key fob to sync with your car. This will definitely come at a premium cost to you but will be hustle free and will be accomplished within a day.

    2. From online retail store.

    In this case, you will need to place the order online and have the key fob delivered in 1-2 days. The key fob comes with a blank emergency key and the remote is not programmed to be used in your car.

    You will need to visit the locksmith to have the key cut and you can program the key fob as outlined below and save on cost. The new key fob comes with instructions as to how the programming will be done.

    Ordering a new key fob online will cut the dealer cost by as much as 50%. It is the cheaper and most convenient method of getting a new Subaru key fob.

    How to Reprogram Subaru Key FOB?

    Test the key fob to see if it is working well. If they key fob is not working, it may need to be reprogrammed.

    You May Like: Watch Battery Replacement Las Vegas

    Car Boat And Rv Batteries

    Use our to quickly search by brand and model to get the battery you need for a quick and easy purchase. We also offer powerful motorcycle batteries for bikes by BMW, Harley-Davidson, Honda, Indian, Triumph and more.

    Make the most of your time on the water with a durable boat or jet ski battery. Find lead-acid batteries in deep cycle, dual purpose, and starting varieties for work and play. Enjoy your travel and leisure time with batteries for , , , and workhorse machines like , for both residential and commercial use.

    Check Your Cars Insurance Or Warranty


    Before you purchase a new key fob, knowing if your damaged or lost key is covered under any car-related policies is essential. This cost-saving measure will cut down on or eliminate out-of-pocket expenses.

    If your insurance or warranty covers the lost keys, youll keep yourself from replacement hassles.

    Dont Miss: Change Battery On Key Fob

    You May Like: What Could Be Draining My Car Battery

    How Do You Program A Key Fob For A 2006 Subaru Impreza

    Step by Step How to Programming Instructions:

  • Deactivate alarm if equipped.
  • Open drivers door, get in vehicle and close door. (
  • Within 15 seconds, turn ignition to ON position and back to LOCK position 10 times.
  • Within in 45 seconds:
  • To program additional remotes repeat steps 4A and 4B for each remote.
  • Remove The Mechanical Key

    The first thing you need to do is to remove the mechanical key. There is a button at the back of the fob, press the button with your thumb to take off the mechanical key.

    If your thumb is too big and cannot enter the small groove accommodating the button, you can use a screwdriver to press the button.

    While pressing the button with one hand, use the other hand to remove the mechanical key.

    You May Like: Police Security Flashlight Battery Replacement

    Replacement Subaru Keys & Key Fob Batteries In Roseville

    Need a new Subaru key fob battery? Lost your current Subaru key fob and need a new one? The Parts Department at AutoNation Subaru Roseville has replacement Subaru keys and replacement key fob batteries in stock and available to purchase.

    Our team will gladly help you replace your battery and get your key fob configured with your vehicle again. Feel free to stop by our Subaru Parts Department in person or give us a call if you have any questions.

    Use Obd2 Scanner For Diagnosis

    How To Replace Key Fob Battery 04-09 Subaru Outback

    Since Subaru Outback is equipped with on-board diagnostics , a fault diagnosis can provide initial indications of where the malfunction is located. This method will be especially useful when diagnosing a faulty remote keyless system receiver module.

    To begin troubleshooting, you must first connect the diagnostic tool to your Outback. The OBDII connector is usually located under the dashboard. With the tool connected, turn on the ignition. Most diagnostic devices then ask for some information about the vehicle. It is important that you enter this 100% correctly, otherwise the result of the search may be inaccurate. In addition to the vehicle make, model, and engine type, you usually also have to type in the Vehicle Identification Number . Since some OBD codes are manufacturer-specific, the scanner will be able to give you more accurate information if you enter more details about your Outback.

    Also Check: Find Battery For My Car

    Will Dead Car Battery Cause Key Fob Not To Work

    The majority of cars now have remote central locking, however, with a flat or dead battery this wont work and you will be forced to use the key to open the car doors. This doesnt necessarily mean that you need a new car battery. It could be that you accidentally left a light on and the battery is just flat.

    Related Posts