Normal Operation and Fault Conditions
WARNING: This page is about a different car, the 2020 Ford EcoSport and 2019 Ford EcoSport. However, it is still accessible from the selected car via links, so may be relevant.
When the driver presses the traction control switch, a ground signal is sent to the ABS module. When the ABS module receives the ground signal it provides a ground for the traction control switch LED indicator.