The best place to start when troubleshooting any electrical problem with your first generation (2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 & 2019) Ford Flex SUV is to check for a blown fuse or a faulty relay in either the engine bay or the interior passenger compartment electrical panels. Check out my DIY instructions for the procedure by clicking on the text link or thumbnail image below.