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 kind of battery is needed for a Hyundai Elantra 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.
How do you use a key to start a 2022 Hyundai Elantra?
Press and hold the remote start button for four seconds after pushing the lock button. The button must be depressed for at least two seconds. A
After itas successfully receives the command, the car should start and the parking lights should flash.
The Hyundai will run for 15 minutes before turning off automatically. If you intend to use your remote start feature, you might want to make sure the temperature is set where you want it beforehand because the climate control will operate at whatever setting it was on previously. A A
Where is the Hyundai Elantra’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 do you unlock a 2020 Hyundai Elantra key fob?
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.
Without my key fob, how can I start my Hyundai Elantra?
Getting the door open is the primary issue we first run into. Fortunately, you can use a mechanical key to unlock the door. Here are the procedures for using a mechanical key from your smart key fob to open the doors of your Hyundai Elantra:
- You must first press the button on the smart key fob’s backside.
- Pull the mechanical key carefully out of the smart key fob while depressing the eject button.
- The mechanical key should be inserted into the hole at the bottom end of the driver-side door handle after the door has been opened.
- Carefully remove the door handle’s plate covering.
- The keyhole is now visible directly through the door handle after the plate has been removed.
- To unlock your door, insert the mechanical key into the keyhole and turn it clockwise.
I can’t get my Hyundai key fob to open.
You must first depress the metal button or tab to release the actual key before you can open the key fob on a Hyundai. The fob will then pop open once you insert the key into the hole and move it around. Despite being somewhat high-tech, your key fob is robust.
How is the Hyundai Smart key pry opened?
To remove the metal key, push the metal button next to it. Open the Hyundai key fob by inserting this key into the little opening in the rear.
Why won’t my key fob operate now that the battery has been changed?
The most typical fix for a broken key fob is a battery replacement. However, replacing the batteries may not always be the best course of action. Therefore, your key fob might not operate even after a battery change for various reasons.
Handling the key fob circuit carefully is the first step in fixing the issue. Do not use your bare hands to contact the key fob circuit if you are not familiar with handling electronics. Call a professional right away to quickly diagnose and resolve the issue.
The following are additional causes for the key FOB’s malfunction:
Over time, a car remote’s button will inevitably wear out. When the button is depressed, the contacts notify the circuit board to carry out commands. The contacts may become separated from the buttons as they deteriorate. Pressing the buttons repeatedly is one of the greatest techniques to identify worn-out car buttons on car remotes.
Determine which of the following circumstances applies:
- Only certain button presses, or all button presses, function.
- One button operates while the other does not.
There is a problem with the automobile remote if the plastic that covers the key fob has also cracked. Open the key fob using basic tools, then inspect it for damaged contacts or crooked buttons. In the event that doesn’t work, get a new automobile key fob.
Your car remote might not function after changing the battery for another cause, which is the lock. Look for these indications to determine whether the lock or auto door has become faulty.
- Manual or key operation of the lock does not cause it to unlock or lock.
- Some door locks can be opened remotely, but not all.
- Without the doors opening, a signal has been transmitted, as indicated by the indicator light flashing.
- Door lock operates partially or not at all.
The automobile key may become damaged as a result of things like water, scratches, etc. The key fob may be damaged if it stops functioning right away after being trodden on, submerged in water, or opened. Other indicators to look out for include:
- Whether a backup key functions
- The buttons are stationary.
- The Key is clearly damaged.
A damaged key can be replaced with a new car key. The key fob can be reprogrammed with assistance from the Colorado Springs Locksmith specialists.
There is a good likelihood that the battery change reset a car remote. When certain buttons are pressed, the key fob can also be reset. Therefore, the failure of many key fobs is a good indication that the automobile key remote has been reset. There are two indicators to watch out for:
- No spare remotes operate.
- car remote completely quits functioning
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.
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.
Does anything need to be reset following a battery change?
Yes. Your settings will need to be reset. The dealer will typically do it for free, but no guarantees can be made. If you replace a battery and anything was connected to the old one, such as the hose you mentioned, you must reinstall it. Everything is always put back on the same way I took it off. If you find yourself in need of help, think about calling YourMechanic. One of our mobile specialists may visit your house to service your batteries and make sure it was installed correctly. Thanks for reading, and good luck.
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What is the same as a CR2032?
A CR2025 battery is a primary, non-rechargeable lithium coin cell with dimensions of 20 mm in diameter and 2.5 mm in thickness. The CR2025 battery has a high voltage of 3V and, depending on the manufacturer’s specifications, a capacity of up to 170mAh. Similar to the CR2032, the CR2025 battery is a very popular lithium coin cell battery that is employed in similar quantities and for comparable purposes. In comparison to items that would utilize a CR2032, the CR2025 is somewhat more suited for usage in those that have less accessible mounting space. On the other hand, when used in identical applications, the CR2025’s lesser capacity (mAh) will result in a somewhat shorter service life than a CR2032.