The battery in your Hyundai key fob is simple to change. A replacement CR 2032 3V battery is all that is required. They typically cost between $3 and $5 for a pack of 5. Wearing latex gloves is advised because you will be contacting a motherboard during this process, which could result in unintended harm.
- Remove the emergency key from the fob’s base.
- Between the release button and the key slot, insert the key.
- Turn the key until the fob pops open as if you were unlocking a door.
- Open the fob while facing the buttons downward (otherwise they will fall out).
- Remove the barrier and motherboard, then set aside the button-side of the fob.
- Remove the dead battery from its mount using the key.
- Place the + side of the new battery in its bracket.
- Replace the fob’s button-half, motherboard, and barrier.
- Set the release button peg in the appropriate hole.
- Reassemble the fob with a snap.
You’re done now! Press any button to put your Hyundai Smart Key to the test. If all was done correctly, a tiny red light should flash over the unlock button.
In This Article...
What type of battery does a key fob for a 2016 Hyundai Sonata require?
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.
How is the battery changed in a Hyundai Sonata?
- Battery in Step 1.
- Activate the hood, then fasten the arm.
- Use the ratchet to remove the negative (-) cable from the car battery.
- The positive cable should then be removed (+) by using the ratchet to loosen it.
- The bolt holding the battery in place needs to be loosened.
- Remove the automobile battery with care.
- Put the fresh car battery in.
I can’t get my Hyundai key fob to open.
By pressing and holding the metal tab or button, start by withdrawing the metal key. Next, insert the metal key into the little opening and turn it in either way to release the back cover of your key fob. The case ought to instantly open.
Why won’t my key fob function when I change the battery?
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.
If I change the battery, do I need to reprogram my key fob?
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.
How is my car key fob reset?
- Take hold of all of your car’s remote starters.
- Place your ignition key in and select Accessory (or press the start button once without pushing the brake pedal).
- Your remote car starter’s Lock button should be pressed.
- After turning it on for five seconds, turn the key back to the “off” position (or press the start button again).
- The on-off cycle should be repeated a total of four times.
- You’ll hear a sound (a “ding,” “ping,” or “buzz”) on cycle number four when you choose the Accessory position. Right now, programming mode is active.
- Lock the remote by holding down the button (s).
- Turn off the car in ten seconds.
- Shut the door, exit the vehicle, and then try the remote.
- If so, that’s excellent!
- It’s time to call the dealership if it doesn’t.
Will a Hyundai key fob be replaced?
The Hyundai Protection Plan’s Key Replacement Protection is fortunately available to assist. If your keys are broken, lost, stolen, locked inside your car, or simply not working, we can help you replace them anywhere in the United States and Canada.
Where is the Hyundai Sonata’s smart key holder located?
This information caught my attention. I think it would also benefit our Palisades!
Fix 1: While tapping the brake, push the Start button using the rear or end of the dead key fob. Fix 2: Place the dead key fob, buttons facing up, in the Smart Key slot (located in the locations specified below), and depress the brake while pressing the Start button.
Slots for Smart Keys: There are three places where these slots can be found: 1. on the front of the center console; 2. behind a panel right below the infotainment control knob; or 3. on the left side of the glovebox when it is open.
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 occurs when the battery in your key fob runs low?
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.
What does the Hyundai key fob’s hold button do?
What does auto hold accomplish? It prevents your automobile from rolling away accidently when it is moving or stopped, thanks to the ABS/ESC hydraulic unit.
Hyundai vehicles can be operated without a key fob.
Once the engine is going, the automobile will still work without the key fob. Additionally, switching from park to drive is trouble-free even when the key is not available.
How often should the battery in my key fob be changed?
Car key fobs are so practical that it’s simple to ignore them. But did you realize that regular maintenance is required for your key fob? Batteries for key fobs should be changed every three to four years, though this will depend on how frequently they are used and how well they are made.
You’d wish you had taken better care of your key fob if it were to abruptly cease working while you were far from home. Avoid being stranded and having to pay for a tow because your key fob isn’t working properly. Here are some red flags that could indicate that it’s time to replace your key fob batteries before it’s too late.
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.
Can I change 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.
Why won’t my key fob work with my car?
Key fob battery failure The most frequent cause of a keyless entry system failing to send signals is a faulty battery in the key fob. Use the extra key fob to unlock the car and turn on the ignition if one is available. Use the key that is included in the spare fob if it is not available to unlock the door.