The best way to troubleshoot any electrical problem with your third generation 2015, 2016, 2017 and 2018 Kia Sedona minivan is to check for a blown fuse or a faulty relay in either the engine bay or interior passenger compartment electrical panels. Check out my DIY tutorial for the procedure by clicking on the text link or thumbnail image below.
2015-2018 Kia Sedona Electrical Fuses Replacement Guide
