How To Change Battery In 2012 Hyundai Sonata Key Fob?

A CR2032 battery powers the majority of Hyundai key fobs. Once you have a new Hyundai key fob replacement battery in your possession, insert it into your key fob exactly where the old one was. Check to see if the battery is in contact with each connection.

What should I do after changing the battery in my key fob?

The majority of people use their key fob to unlock their car doors and trunk. But what occurs if the battery runs out? You might believe that getting a new key fob requires visiting a dealership or a locksmith, but did you know that you can simply reset it yourself?

This is how:

Find the little button on your key fob first. This is typically found on the fob’s backside.

2. For around 15 seconds, press and hold the button.

3. Release the button after 15 seconds, and your key fob should be reset!

The owner’s manual for your car should always be consulted if you have any issues or inquiries.

Simply press and hold the reset button for a few seconds if your key fob has one. Remove the battery cover and press the tiny reset button on the circuit board if your key fob lacks a reset button.

Why won’t my key fob operate now that the battery has been changed?

A dead battery is the most frequent cause of a key fob not functioning. Having said that, your keyfob might be having more serious issues. You might require a key fob replacement or perhaps auto door lock repair if your key fob stops operating after a battery change.

How is a Hyundai key fob programmed?

  • As soon as you get inside your Hyundai, check that all the doors are closed.
  • Put your Hyundai’s ignition in the “ACC” (accessory) position using your key.
  • Keep pressing the “open” or “unlock” button on the key fob until the light on your car starts to flash.
  • Congratulations

After changing the battery, does the key fob need to be reprogrammed?

After changing the battery, you typically do not need to reconfigure the key fob. However, you might need to reprogramme it by re-pairing it with your vehicle if you’ve replaced not only the batteries but also some of the internal cabling and electronics.

What symptoms indicate a low key fob battery?

What symptoms indicate a weak fob battery? The transmitter’s range decreases as the fob battery gets weaker. This implies that for the key fob to operate, you must be close to the vehicle. When a smart key fob is in your pocket or handbag for automobiles with push-button starts, the car might not always detect it if the battery is low.

How much does a new Hyundai key fob cost?

It’s more likely that you will be allowed to utilize an aftermarket key fob if your automobile is at least ten years old, according to CR’s Ibbotson. Many of these less sophisticated fobs can be configured by the consumer, a local technician, or an automotive locksmith.

Ibbotson advises making sure to phone your neighborhood garage first to confirm that they can do the task, as key-fob programming equipment levels can vary from shop to shop. For instance, a Maryland-based repair shop called Murray’s Auto Clinics informed CR that they are unable to program key fobs for any vehicle with push-button start or keyless entry.

We took our vehicle to M.J. Sullivan Hyundai in New London, Connecticut, where we were charged $120 for programming (one hour of labor), which is what they would have charged us if we had purchased the key fob from them.

Hyundai sent us a laser-cut mechanical backup key for $72.47, bringing the total cost to $272.42 (the car waited at the shop for two days); if we had ordered the key fob through the store, the total would have been $428.92).

For some makes and models, you can purchase a cheap aftermarket fob and program it yourself if your home unexpectedly gains a third driver, such as a teenager.

We purchased a fob from BestKeys from Amazon for CR’s 2008 Chrysler Town & Country minivan. Although it lacks the Chrysler branding on the back, it resembles the two original fobs that came with the minivan when it was new. The uncut mechanical key and internal circuitry were both included in the $14.30 price. (However, we didn’t see the need to shell out the cash to have a locksmith cut that third key.)

Chrysler customers can program a third key fob themselves if they already have two functional ones, just like GM owners can. The owner’s manual contains clear and straightforward programming instructions.

What is the price of a new key fob battery?

These batteries typically cost $10 or less, however some fobs need two. Since it just takes a few seconds, battery specialists and dealers frequently replace the batteries for free.

Can a key fob with a low battery prevent a car from starting?

Yes, a key fob with short battery life may prevent your automobile from starting. The key fob for your automobile is an electrical gadget with a battery inside that powers signals sent from the key fob to your car. Your car’s computerized systems get alerts in accordance with the key fob commands you press, and the vehicle subsequently reacts as necessary.

This function depends on the battery in your car’s key fob; if it runs out, you might not be able to start your car without a jumpstart. Your ability to start your car may be affected if the battery in your Honda keyless remote is low.

What occurs if the key fob battery runs out?

My car’s key fob seems to be coming in and going out, though. I know I merely need to replace the battery, but I don’t have much free time. What if the key fob entirely fails while I’m operating the vehicle?

In less than two minutes, find out if your auto insurance is being overcharged.

This issue has been foreseen by automakers ever since the key fob was created. Nothing will happen if your key fob dies while you’re driving. Simply because the key fob is a locking and starting device only, the automobile will continue to run. The key fob has no influence over the ignition or engine once the automobile is moving.

If time is of the essence, you should be aware that changing the battery in your key fob just requires two minutes, albeit you will need to visit a general store or pharmacy to obtain the battery.

Why not change the battery in your car insurance at the same time as you replace the one in your key fob?

You can access a new quotation with just a few taps on your phone screen by downloading the Jerry app and answering a few questions.

Jerry assists you in finding and comparing rates from more than 50 leading suppliers in minutes as a licensed broker. Jerry can assist you with purchasing new insurance and even canceling your existing policy when you find a lower rate.

Key fobs: Do they have batteries?

The past ten years have seen a significant development in key fobs. Push start systems of today are an evolution of what was once only a convenient technique to remotely lock and unlock doors. Despite the fact that key fob technology is continually evolving, their power source has not changed. Batteries power key fobs and other auto remote controls. That implies that the battery inside them needs to be changed when it runs out of juice. Batteries Plus can assist if your key fob isn’t working as well as it once did. For answers to all of your questions about automobile remotes, including what kind of batteries they need, how long they last, and where to buy a replacement battery, continue reading.

How long does a key fob’s battery last?

Keyless entry is a fantastic feature, but you can only benefit from it if you keep the technology up to date.

The little things in life can often mean the most, such as not having to search through your purse for your keys or using your key fob to raise and unlock the back doors so you can load groceries.

But what occurs if the fob breaks down? The key fobs for your car require maintenance just like the vehicle itself does.

When anything breaks down, Gary Freeman, owner of C & G Auto in Myrtle Beach, advised against replacing it right away.

“A replacement fob can be pricey; they can cost several hundred dollars, and once you have a replacement fob, they need to be programmed,” said Freeman.

He advises checking the battery as your first action. If you have to press the lock or unlock button on the remote numerous times before it locks or unlocks, it could be a sign that the battery is starting to lose power, according to Freeman.

According to his calculations, the keyless entry remote can be safely stored or hung up anywhere beyond the six to ten feet from which the automobile computer system can read the fob.

According to Freeman, the battery life for the majority of automotive key fobs is three to four years with regular use. Additionally, he claims that the battery life of your fob may be impacted by where you keep it. Freeman advises against hanging the fob near the car or leaving it in the car overnight.

“It (the key fob) does send a signal continuously, so it drains the battery in the key fob and its causing an excessive drainage on the battery of the automobile,” noted Freeman. “A computer is identifying that signal saying I’m ready to start.”

According to Freeman, if the key fob malfunctions, the automobile frequently won’t start because the computer system won’t acknowledge that the key fob is present in the vehicle.

“In most situations, the owners’ manual will clear that up for you, or practically any auto repair facility can replace that battery,” Freeman continued.

How long do the batteries in a Hyundai Sonata last?

Batteries for 2021 Hyundai Sonata models typically last 3-5 years, although this might vary depending on the battery type, weather, driving behavior, and other factors. Keep your car indoors, away from sharp changes in temperature or climate, to extend the life of your Sonata battery.

Can I set up a key fob on my own?

Yes, a replacement automobile key can be obtained without the original. Since people frequently misplace their car keys, replacing a misplaced car key is an easy operation. Nevertheless, depending on the key type, it could be pricey.

A key fob is a little electronic gadget that you can use to remotely lock and unlock your car. Other capabilities of the fob could include a remote engine starter, a trunk opening, or a proximity system that allows you to open your car without taking the fob out of your pocket.

Depending on how sophisticated the key technology is, replacing car keys can be expensive. An old metal key can be duplicated for less than $10 at a hardware store. On the other hand, the most recent smart keys must be ordered from a dealer and might cost between $200 and $500.

Your car key’s battery can be changed easily by opening it up, identifying the battery type, and going to the store. If you’re unsure of how to open the remote, it pays to consult your owner’s manual because you don’t want to force anything open and break it.

Today’s automobile keys are more secure and capable thanks to technology, but the gain isn’t free. The majority of modern keys feature complex electronic parts that must be configured before usage.

You may be able to buy an after-market key fob via a locksmith or online if your automobile is more than five years old. These sorts of fobs range in quality, but they are less expensive than other options.

You might be able to program a replacement yourself, depending on the make and type of your vehicle. The steps for programming a key fob yourself can differ: Owner’s manuals from certain automakers include instructions. In many circumstances, information can be available online. The catch is that in order to complete the process quickly or at all, you might need two functional key fobs.

It’s wise to acquire and program a backup remote before you require it. Additionally, a lot of used-car buyers (particularly auto dealers) will pay more for a vehicle with at least two functional key fobs or sets of keys.

A misplaced automobile key can indeed be replaced by a locksmith. If you have the option of receiving your replacement key from a locksmith or the dealership, the latter may be less expensive. Before making a choice, be sure to inquire about prices with your nearby vehicle dealership.