How to Replace a Kia Sportage Replacement Key
The key in many Kia models comes with an entry system that is keyless in. The key functions like remote controls, and can be exchanged by a Kia dealer.
Key fobs can fail to function due to a number of reasons, including a dead battery, worn-out buttons signals, signal interference or water damage. Here are some guidelines on how to get your Kia Sportage replacement key working again.
How to replace a remote key or a smartkey?
The battery inside your Kia's smart key will eventually need to be replaced, whether it's a remote key or a push-to-start one, or a normal metal key that doesn't contain a transponder. This is especially when the car displays a message indicating that the remote or smart key is not powered by the battery.
This is a relatively easy process. In order to replace the battery in the key fob take the mechanical key from the slit at the back of the key fob. Next, pry open the cover. A small screw will be located inside the key fob to keep the battery in its place. Remove the old battery by removing the screw using a small screwdriver. Install the new battery and then close the opening on the key fob.
Once the key fob has an updated battery and you've tested it, press the locks and unlock buttons. You're good to go in case the doors lock and unlock as expected. 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 run errands around Brandon.
Note: Certain key fobs (transponder chip or smart keys) might require their programming completed. This requires a programming machine that is only available to the automotive locksmith or dealer. Other keys (non-transponder metal keys) do not require programming. If you need to reprogramme your key, you'll need to note the key code's number on the key code tag.
How to replace the battery
If the Kia key fob doesn't respond to pressing the lock/unlock button, it is most likely that the battery is depleted. A low battery may also cause other issues like the check engine light coming on or a delay in cranking the engine. It is relatively easy to replace the key fob batteries by using only two tools.
Make sure to shut off your vehicle and shut all doors prior to beginning. Find the small, metal or plastic piece that is on the bottom of your key fob, and move it until a metal key is released. Then, you can insert this key into the door handle of the driver to unlock your car.
To replace the battery on the key fob remove the rear cover. Utilize a plastic plier tool to remove the latch that holds the black negative cable. Remove the old battery and then position the new battery in a way that its "+" side faces you and the "-" negative side is facing the fob's electrical contacts. Push the new CR2032 battery straight into position and avoid excessive force to avoid bending or damaging the contacts of the metal.
Once g28carkeys.co.uk has been installed after which you turn the key fob off and back on in the ignition repeatedly until the door locks. You can then test your Kia's keys fob again to confirm that it's working as intended.
How to replace a smart key
You may have either the standard keyfob or Smart Key, based on the model of Kia Sportage. The smart key comes with an embedded mechanical key blade unlike the standard key fob, which does not. Both key fobs are equipped with batteries that eventually require replacement. It is a simple process that takes only two minutes.
Make sure to shut off your Kia and sit on a level or well-lit surface prior to when you begin. Be aware that the fob is made up of small pieces that could fall should you not be careful.
The first step is to find the small release button on the backside of the fob. It will be either an oval silver button or a rectangular slot. You can open the key fob by pressing the button.
Once you have the key fob opened and you are able to remove the old battery and replace it. The new battery is a C2032, and can be purchased on the internet or at your local auto parts store. After you're done, your key fob should be able to lock and unlock your vehicle even if it's not running.
How do I replace the mechanical key?
The Kia keyfob is an excellent convenience that allows us to lock or unlock our car by simply pressing one button. Like any device, the Kia key fob can have issues at times. Luckily, there are steps to take to solve these issues and ensure that our key fobs are in good working condition in the long run.
A dead or weak battery is one of the most common issues. The fob could be able to stop working entirely or even to stop working intermittently. If this is the case, replace the battery with an entirely new battery.

If this does not resolve the issue, try using an ordinary screwdriver with a flat head to wedge the plastic casing of the fob open. Be careful not damage any internal components or scratch the plastic. After opening, carefully remove the battery that was removed and replace it with a new one.
Close and open the door with the mechanical key. (Every Kia fob comes with a spare mechanical key which will fit into the slot). Test the fob to make sure it's functioning properly. If the fob isn't working, contact an authorized locksmith or dealer to resolve the problem. To avoid locking outs in the future, ensure you have an emergency key that can be able to work with all door and trunk cylinders.