Battery For Hyundai Key Fob

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How To Replace Your Hyundai Key Fob Battery

Hyundai Elantra Key Fob Battery Replacement – DIY

Replacing the battery in your Acura key fob is a straightforward but not always easy process. Key fobs are sealed tight to help durability and keep water from getting into the electronics, and there isnt always an obvious way to open them up. You may also need to reprogram your key with your vehicle after changing the battery in some cases. Our Parts team has the tools and knowledge to replace the battery in your specific key fob correctly. Stop in, and we will gladly help you!

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How To Replace Battery In Hyundai Ioniq Key Fob

Hyundai Ioniq is a five-door car that is produced and marketed by Hyundai. The model was first produced in 2016 and currently has 3 variants Ioniq Hybrid, Ioniq Electric and Ioniq Plug-in.

It is marketed as the first car without a standard combustion engine but rather, it is sold hybrid, electric and plug-in hybrid variants. Hyundai Ioniq has a keyless entry system that uses a key fob.

How To Start Hyundai Ioniq With A Dead Key Fob

Having a dead key fob does not mean all is lost. You can still access your car and even start it using it. The process is quite simple and involves the following steps

Step 1: Use the emergency key on your key fob to unlock the doors of your car. Press the button on top of the key fob and pull the mechanical key out.

Step 2: Remove the cover from the door handle that is covering the key hole. Underneath the cover you will see a small hole, slot in the mechanical key and ply it open to remove the cover. Do this as you pull the door handle. Use the emergency key to open the doors.

Step 3: Press the start button with the key fob, and the engine will start. A Hyundai Ioniq key fob has a small chit inside that does not use the battery that will make it possible to start the engine.

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How To Replace The Hyundai Santa Fe 2

If you own a Hyundai Santa Fe from the years 2007-2012, you may have noticed that your 2-button key fob is starting to feel a bit sluggish. The buttons may not be as responsive as they used to be, or the range on the key fob might not be what it used to be. If this sounds like your key fob, then its probably time to replace the battery.

Replacing the battery in your Hyundai Santa Fes key fob is a pretty simple process. All you need is a small flathead screwdriver and a new CR2032 battery.

Start by popping open the back cover of the key fob. There should be a small notch or groove that you can use to pry open the cover. Once the back cover is off, youll see the battery inside.

Use the flathead screwdriver to carefully pry the old battery out of the key fob. Once the old battery is out, simply insert the new CR2032 battery in its place. Be sure to orient the battery so that the positive side is facing up.

Once the new battery is in place, simply snap the back cover back on to the key fob and youre all set! Your Hyundai Santa Fes key fob should now be working like new.

When To Replace Your Key Fob Battery

3 Button Flip Remote Key Fob Shell Battery chip For Hyundai i10 i20 i30 ...

How long your key fob battery lasts depends on several factors such as how often you use it, your climate, and if the battery has been replaced before. A new key fob battery should, on average last a few years before you need to replace it. If you recently replaced your key fob battery and the key fob is still not working correctly, the problem is likely with the key fob itself.

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What Happens If I Change The Battery In My Hyundai Key Fob And It Still Doesnt Work

If youve changed the battery in your Hyundai key fob and it still isnt working, there are a few things you can try. First, check to make sure the key fob is properly synced to your car. If its not, follow the instructions in your owners manual to re-sync it. If that doesnt work, try resetting the key fob by holding down the button for 20 seconds. If that doesnt work, contact your nearest Hyundai dealership for assistance.

Can You Start Hyundai Tucson With A Dead Key Fob

As mentioned earlier, a key fob battery that is running low normally shows signs that it will eventually give out. This allows you to replace it as soon as possible. However, when this is not the case and the battery eventually gives out it does not necessarily mean that you can no longer access your car. Here is how to use your car even with a dead key fob

Step 1: Use the emergency key on your key fob to unlock the doors of your car. Press the button on top of the key fob and pull the mechanical key out.

Step 2: Insert the key fob in an opening on the armrest and push it in

Step 3: Leave it in and press the car brakes then push the start button on the car

Step 4: The car will then be able to start

Step 5: To remove the key fob push it in a little bit and it will automatically slide out

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Can You Program Hyundai Ionic Key Fob

When you buy a new key fob from a dealer, the dealer will program the key fob to suit your specific car but it can be expensive.

However, to program the key fob, you will need a programmer that is inserted in the OBD pot of the Hyundai Ioniq car. Once the programmer is in follow these steps for Hyundai Ioniq 2017 model and other applicable models.

Step 1: Insert the metallic key or the emergency key in the key fob into the vehicles ignition cylinder and turn on.

Step 2: Follow the instructions and enter the key code.

Step 3: After completion switch the ignition to off position.

You can program up to 4 key fobs for Hyundai Ioniq

S To Replace Battery In Hyundai Key Fob

Hyundai Key FOB Battery Change (Smart Key Remote) – For Santa Fe, Kona, Palisade, Venue

If youve noticed that your Hyundai key fob is not working anymore and it has a low battery, we offer the following steps to help you replace the battery:

  • Locate the Hyundai logo on your key. There will be a tiny screw underneath it. Remove the screw with a small Philips Screwdriver, being careful not to damage anything else.
  • Slide off the cover using an opening tool or flathead screwdriver, being careful not to tear anything.
  • Locate the button cell on your key fob and unscrew it with your fingers or pliers first before removing it from its socket. Note that there are two buttons cell in each car key fob so make sure you replace both of them on both sides of the car key fob.

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Do I Need To Reprogram The Key Fob After Changing The Battery

Typically, you do not need to reprogram the key fob after changing the battery. However, if youve replaced not just the batteries but also some of the internal wiring and electronics, you may need to reprogram it by pairing it with your vehicle once again.

The usual sequence for reprogramming your car battery is as follows:

  • Put the key into the ignition
  • Turn the key into the ON position and then turn it back to the LOCK position.
  • Do this several times until you hear a chiming sound
  • Press the lock and unlock position on your key fob to reprogram it. This should ensure the correct functions are saved and that the vehicle will respond the next time you use it.

Ford Car Key Fob Battery Replacement

  • First, you have to push down on the release button at the back of the key best with your thumb nail
  • Pull the key apart
  • Once you separate the cover, you will need to pop the central piece off
  • Pop the piece out with a coin
  • Make sure the new batteries are facing the correct way and put it in
  • Put the batteries in
  • Put back the 2 pieces

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Can You Buy Replacement Key Fob

Sometimes, the key fob may stop working not because of the battery running of juice but because the key fob is damaged. At times you may even lose the key fob.

You can buy a replacement key fob from Hyundai motor dealers or you can order one online. Buying from the dealer has the advantage of having the emergency key cut and the key fob programmed to work in your Hyundai.

This however comes at an extra cost. On the other hand, buying a replacement key fob online is easier cheaper, and a better alternative.

The only drawback is that the emergency key is not cut and the key fob is not programmed but it will save you a lot.

The key fob bought online can be taken to a local locksmith shop to have the emergency key cut and you can program the key fob to sync with your car at home by following the easy steps outlined below.

How To Change Car Key Fob Battery

2 Button Remote Key Fob + Battery For HYUNDAI Elantra Santa Fe 2001 ...

Maybe you have to press the button multiple times to get the doors to unlock or perhaps your car battery fob doesnt have the range it used to. This may be due to a dying battery. If so, a battery change is in order. The process is generally pretty straightforward but it sometimes varies depending on brand or even a model.

Navigation and table of contents

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Find A New Or Used Hyundai

Learning how to change the battery in a Hyundai key fob is pretty simple. If the steps above dont work then you can buy a new one from a Hyundai dealer, or you can try to find a used one online.

Also, keep in mind that you may not be able to find an exact match for your car model. But as long as the key fob is compatible with your car, it should work just fine!

Dont have a Hyundai but want one? We can help! Get in touch or come on in to let us help you start your search for a brand new or used Hyundai vehicle.

How To Replace Battery In A Hyundai Key Fob

Posted on March 13, 2022

If you told people during the ’60s that you won’t even need to use a key to start your car in the future, they would call you bonkers! But that is how advanced automobile technology has developed ever since. Key-less entry features add another level of driver convenience until the battery runs out, then you’re in a pickle. We’ve curated this article to guide you on what to do in case your key fob runs out of battery power.

The first thing you need to know is how to open the key fob itself. Replacing the actual battery will be the easiest part of this process.

To open the key fob, follow these steps:

Before you continue reading, let us say we hope you find the links here useful. If you purchase something through a link on this page, we may get a commission, so thank you!

  • Determine if you will need to use a flathead screwdriver to pry open the key fob. For newer models, you can open the key fob with the spare metal key.
  • Insert the screwdriver or spare key into the small notch located beside the spare key slot, and gently pop open by turning either direction.
  • Now that your key fob is open, locate the battery by lifting the circuit board. Make sure that you don’t scratch or damage the circuit board.
  • Once the battery has been exposed, determine the type and take note of the placement before removing it.
  • After replacing the battery, ensure that placement is correct and that the battery is making contact with the appropriate connections.
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    Reprogramming Your Hyundai Key Fob

    After you have successfully replaced the battery on your Hyundai key fob, you will need to reprogram it. This ensures that your Hyundai key fob will be working properly just like before battery replacement.

    To program your Hyundai key fob, follow these steps:

  • Get inside of your Hyundai vehicle, make sure all the doors are closed.
  • Use the spare key and turn the ignition into the “ACC” position.
  • Hold the “Open” or “Unlock” button on the key fob until the car lights flash.
  • You’re now good to go. Your Hyundai key fob is now reprogrammed to your vehicle.
  • After you program the key fob, test to see if all the features on the key fob are working properly. If not, open the case and check the battery for correct positioning. Then, try to reprogram again.

    Changing Your Hyundai Key Fob Battery

    How To Replace A 2011 – 2016 Hyundai Elantra Key Fob Battery

    Replacing your Hyundai key fobs battery is straightforward. All you need is a replacement CR 2032 3V battery. A 5-pack of them usually costs around $3-$5. You will be touching a motherboard during this process, so its recommended that you also wear latex gloves to avoid accidental damage.

  • Remove emergency key from bottom of fob
  • Insert key into groove between release button and key slot
  • Turn the key until the fob pops open
  • Face buttons downward and open the fob
  • Set aside fob half with buttons and remove the barrier and motherboard
  • Use key to remove dead battery from its bracket
  • Put the new battery in its bracket + side down
  • Replace the motherboard, barrier, and button-half of fob
  • Line up the release button peg with its corresponding hole
  • Snap the fob back together
  • And youre done! To test your Hyundai Smart Key, press any of the buttons. A small red light above the unlock button should flash if everything was done correctly.

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    Key Fob Not Working After Replacing The Battery

    When purchasing a new battery for the key fob of your Tucson, 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.

    How Do I Set Up My Hyundai Digital Key

    To set up your Hyundai Digital Key, you should have an Android smartphone with the following requirements:

    • Android operating system version 7.0 or later
    • Bluetooth 4.0 or later
    • An enrolled MyHyundai account
    • Hyundai Digital Key application installed

    Once your Android smartphone met all the minimum requirements, you can now start pairing your phone with the car’s Digital Key system.

    Follow these steps to pair your smartphone:

  • Open the Digital Key app on your smartphone.
  • Start your vehicle using the conventional smart key fob.
  • Press the “+” button on the app.
  • Place your smartphone on the wireless charger.
  • Follow the connection sequence to complete the pairing.
  • On models with a navigation console system, follow this sequence:

    • Setup – Vehicle – Digital Key – Smartphone Key – Select – Save

    On models without a navigation console system, use the instrument cluster on the steering wheel and follow this sequence:

    • Digital Key – Smartphone Key – Select – Save

    Your smartphone is now ready to be used as a Digital Key!

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    Where Can You Buy Hyundai Tucson Replacement Key Fob

    The CR2032 battery and the replacement key fob is not hard to find. It can be purchased online from and dealers such as carandtruckremotes.com and keylessentryremotefob.com. When you purchase direct from a dealer, the key fob is programmed to work in your Hyundai Tucson model but this necessitates you to part with more money as compared to purchasing it online.

    Programming a key fob is an easy process as explained later in this article and will allow you to save more money.

    Hyundai I30 Mk 2 Smart Key Battery Replacement

    3 buttons remote flip key fob case shell with blade battery for hyundai ...

    To replace the battery in your Hyundai i30 Mk 2 smart key, do the following:

  • First remove the mechanical key. Press and hold the button on the key fob .
  • Pull out the mechanical key .
  • In the slot that is now visible down the side, use the smart key end or a screwdriver to pry open the cover. Key fobs vary, if you do not have a slot running down the side, pry the key fob apart by inserting a flat screwdriver into the end where the mechanical key is removed.
  • Take note of the position of the battery in the compartment with the + symbol facing downwards.
  • Use a pick or small flat screwdriver to pry out the dead battery and replace it with a new one ensuring the + symbol is facing downwards.
  • Press the cover back onto the transmitter until it clicks in place.
  • Reinsert the mechanical key.
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    What Is A Key Fob

    A key fob sometimes called a remote keyless system is a handheld device that allows you to lock and unlock your vehicle remotely. It consists of a remote control and RFID antenna that is connected to your cars locking system. Some key fobs have a retractable physical key with which you can lock/unlock your car manually as well.

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