If it’s not, re-open the case and double-check that the battery is in the correct position and the connections are touching and in good condition. Then, try to reprogram your Hyundai key fob. If the key fob still doesn’t work, you might need a Hyundai key fob replacement.
Use your key to turn your Hyundai to the “ACC” (accessory) position on your ignition. Hold the “open” or “unlock” button on the key fob until your vehicle’s light flashes. Congratulations! Your key fob is now programmed to your vehicle.
What do I do if my Hyundai smart key is not detected?
Why would key fob suddenly stop working?
This usually happens because of low batteries, but shock can also cause the fob to lose its pairing. Most remotes can be reset, so check your car’s user manual for the resetting sequence. If resetting fails to solve the problem, the fob will need to be reprogrammed.
Why does my Hyundai key not work? – Related Questions
Do I have to reprogram key fob after replacing battery?
Typically, you do not need to reprogram the key fob after changing the battery. However, if you’ve 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.
Why is my key fob not working after replacing the battery?
For your remote key fob to work properly, it has to be connected to a receiver in the vehicle. When the battery in the fob is replaced, it can sometimes interfere with the paired connection between key and car, in which case you’ll need to reset it.
What can interfere with a key fob?
Radio interference: Because your smart key system uses a low-power, short-range signal, it can be blocked by the much stronger radio frequencies from many different sources, including: Your cellphone sitting in the console. The Wi-Fi hotspot in your car or phone. A Wi-Fi router in a nearby building.
How do I reset my key fob?
How do I know if my key fob is bad?
3 Signs Your Car Key Needs Replacement
Your key fob is glitchy. One of the most obvious signs that something is wrong with is a glitchy key fob.
The signal strength is reduced or unresponsive. Depending on the type of fob you own, the signal strength varies.
Do Key Fobs Go Bad? In addition to battery issues, the physical remote itself will sometimes experience problems. Two of most common points of failure are the battery terminal contacts and the buttons themselves, which can become misaligned or can wear out over time. The fob’s shell is also susceptible to damage.
How often should key fob be replaced?
For most car key fobs, the battery life is three to four years with normal use, Freeman says.
How much is a key fob replacement?
The Average Cost for a Car Key Fob Replacement Is $100-$850, Depending on If You Go to a Mechanic or DIY.
Can a bad key cause car not to start?
If the chip inside your key got damaged in any way, your vehicle may not be able to read the information on the key, resulting in a failure to start. Or the system that reads the key may just be worn down and not working correctly.
How do you know if your car key is dying?
How do I know if my car key battery is dying?
If your key is not giving out any signal.
If you have to press the button repeatedly before your vehicle accepts the signal.
If your key remote is inconsistent or unreliable.
How do I know if my Hyundai has an immobilizer?
If the head of your key is contained in a plastic housing, or you have a fob with buttons to remotely lock and unlock the doors, your car has an immobilizer.
If you allow a key fob with a battery to go dead, it can lose its initial programming. This is because any key fob must be “paired” to the car it is meant to operate.
Why is my car not responding to the key?
The most likely cause will be low or dead batteries in the car key fob. But if that doesn’t solve your issue, you will need to troubleshoot more electronic issues. Besides electronic issues, if your key fob is not opening your car doors, you might have issues with your door lock assembly.
How much does it cost for a key to be programmed?
While it’s hard to give a universal estimate, the general cost is between $50 and $250 for reprogramming. Here’s a look at some factors that can determine price: Fob Type: Smart keys with a transponder (RFID), keyless ignition, or other extra features tend to be more expensive to reprogram.
Can I program my key fob myself?
And getting a key fob programmed to operate with your car is certainly not an extensive task, either. While you should not attempt to make a copy yourself, with the help of a professional locksmith you can have a new key fob in relatively short order.
Is it expensive to reprogram a key fob?
Just like a traditional key, your key fob is unique to your car. That means new key fobs will have to be programmed by a professional locksmith. The average price for programming a key fob is $50-$100, although some fobs are much more than that.
Does AutoZone reprogram key fobs?
AutoZone provides a variety of key fobs that work for most vehicle makes, and they will help you match and program your fob to your car. Key fobs can range from $20 to $400 depending on the vehicle and the type of fob you buy.