One problem related to warnings has been reported for the 2017 Ford Focus. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2017 Ford Focus based on all problems reported for the 2017 Focus.
Back-up camera fails intermitadey, about 70% of the time. Failure of the camera increases risk to pedestrians and rear cross traffic. Independant service center confirms the failure and thinks this should be a recall. There are no warning lamps when the camera fails. The problem started in 2019.