How To Change Car Key Battery Hyundai Sonata?

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.

A Hyundai Sonata key requires what kind of battery?

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.

Where is the Hyundai Sonata’s smart key holder located?

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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 can my Hyundai key fob be reset?

  • 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

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.

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.

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.

For my key fob, what kind of battery do I need?

The fact that button cell batteries have an identifying number printed directly on the top is one practical feature. This number, which is often three to four digits long, will let you know what kind of battery you need. The CR2032 button cell is the one that’s most frequently found in key fobs. The following button cells are also frequently used: CR2450, CR2025, CR1616, and CR2016.

The type of battery that your fob requires may typically be found in your vehicle owner’s manual if, for any reason, you are unable to locate the number on your old battery. Alternately, you can visit your nearby Batteries Plus, where one of our specialists will assist you in identifying the best battery for your requirements.

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.

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.

How long do the batteries in automobile keys last?

The battery in your car’s fob or remote will eventually need to be replaced, just like any other battery. A car fob battery should typically last three to four years. In addition, there are several indicators that will let you know when your fob battery is running low.

Signal strength loss is the initial symptom. The majority of contemporary fobs can communicate with your car up to 50 feet away. But as your battery ages, the signal’s intensity and range will decline. Another indication that your key fob battery needs to be changed is that you are having to push buttons to lock and unlock doors repeatedly.

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.

Are key fobs replaced by AutoZone?

AutoZone does offer key duplication services for cars made by Toyota, Ford, Honda, Dodge, GMC, Mercedes, Kia, and other manufacturers. These services include key duplication, transponder keys, key fobs, and vehicle key blanks.

Does anything need to be reset following a battery change?

A: In some vehicles, the battery charging system monitoring system needs to be reset after a battery replacement. A scan tool or specific battery reset equipment can be used to accomplish this.