How to Get a Kia Ceed Replacement Key kia soul locked keys in car's Ceed family of vehicles has received targeted modifications to improve its modern appearance and dynamic appeal. It also has a range of technologically advanced features that make driving more enjoyable for Brandon drivers. Check that the battery has the correct dimensions, voltage and size. Test your spare key fob. If the mechanical key and the electronic key fob are able to lock and unlock your car the issue is likely with the chip in the key fob. Blade Replacement for Key It's not a part that you think about when first buy your car, but it's one that's going to need replacing. If you're lucky your keyfob battery from Kia may last for many years before it has to be replaced. However, it's important to know how to replace the battery when the time comes. 2011 kia sorento key fob replacement key fobs run on the standard 2032 batteries that you are able to find in the local supermarket or on the internet.