How to Replace a Kia Sportage Replacement Key
For a number of Kia models the key comes with a keyless entry system built-in. The key functions like a remote control, and can be exchanged with a Kia dealer.
Key fobs can stop working due to a number of reasons, including an inactive battery, worn out buttons signal interference, or water damage. Here are some suggestions on how to get your Kia Sportage replacement key working again.
How to replace the remote key or smartkey
The battery in your Kia's intelligent key will eventually need to be replaced, whether it's a remote that starts with a push button or a regular metal key that doesn't contain a transponder. This is particularly when the car displays a message indicating that the remote or smart key has low battery power.
It's a fairly simple procedure. In order to replace the key fob battery remove the mechanical key from the slit on the back of the key fob. You then need to break the cover. Inside the key fob there will be an incredibly small screw that holds the battery in its place. Remove the old battery by unwinding the screw with the help of a small screwdriver. Then, insert the new and close the hole in the key fob.
Test the key fob by pressing the lock or unlock buttons. If the doors lock and unlock in the same way, you're good to go! You can now use the hands-free feature to lock and unlock your Kia whenever your fingers start to get cold or when you need to do some errands in Brandon.
Note: Some key fobs might need to be programmed (transponder chips or smart keys). This requires a computer which is available to the automotive locksmith or dealer. Other keys (non transponder keys made of steel) don't require programming. If your keys need to be reprogrammed, then you will need to be aware of the number that is stamped on the key code tag and keep it in a safe place.
How to replace a battery
If the Kia key fob is unable to respond to pressing the lock/unlock button, it's a sign that the battery is insufficient. A low battery may cause other issues, such as the check engine light coming on or the engine not turning properly. Fortunately replacing the battery on the key fob is a relatively simple DIY project that requires just a few basic tools.
Make sure you turn off your vehicle and close all doors prior to starting. Find the small metal or plastic piece at the bottom of your key fob and play with it until a metallic key slides out. The key can be put into the driver door handle to unlock your car.
To replace the key fob's battery, remove the cover from the back and use a plier bar tool to remove the latch holding the black negative battery cable. Remove the old battery, and then position the new battery to ensure its "+" side is facing you and the "-", negative side is facing the fob's electrical contacts. Avoid using excessive force when pushing the new CR2032 into place to avoid breaking or bending the steel contacts.
After the new battery has been installed after which you turn the key fob off and back on in the ignition repeatedly until the door locks cycle. Then, you can test your Kia key fob to check whether it's functioning properly again.
How to replace the smart key?

There is a possibility of having the standard keyfob or Smart Key based on the model of Kia Sportage. The smart key features an embedded mechanical key blade, unlike the standard key fob, which does not. Both types of key fobs are equipped with a battery inside them that will eventually need to be replaced. This is a simple procedure that takes less than two minutes.
Before you begin, you will want to make sure that you are on a level surface with enough lighting and that your Kia is turned off. Keep in mind that there are tiny pieces inside the fob that can fall out if not vigilant.
The release button for the small size is located on the lower backside. This will either be an oval silver button or a rectangular slot. You can open the key fob by pressing the button.
Once you have the key fob open then you can take off the old battery and replace it. The new battery should be a CR-2032, and can be purchased online or at your local auto parts store. Once you're done, your key fob should permit you to lock the vehicle, unlock it, and then start your vehicle even if it's not running.
How do I replace a mechanical key
The Kia key fob is an amazing convenience that allows us to lock and unlock our vehicle with the press of the button. But, as with all devices it may have issues from time to time. There are ways to solve these issues and keep your key fobs functioning for a long time.
A dead or weak battery is among the most frequent problems. This can cause the fob to stop working completely or work intermittently. If kia picanto spare key G28 happens you should replace the battery with a new one.
If this doesn't solve the issue, try using a standard flathead screwdriver and wedge it into the casing of the fob's plastic. Be cautious not to damage any internal components or scratch the plastic. After opening, carefully remove the old battery and replace it with a new one.
When the new battery is installed, close and unlock the doors with the mechanical key (every key fob in the kia has an emergency mechanical key that will fit into the slot). Test the key fob to confirm it's working properly. Contact a dealer or locksmith to resolve the problem if the fob is still not working. Make sure they cut you an emergency key that can work across all trunk and door cylinders, to avoid lockouts in the future.