One problem related to engine engine control module (ecu/ecm) has been reported for the 2018 Ford Focus. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 Ford Focus based on all problems reported for the 2018 Focus.
The contact owns a 2018 Ford Focus. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to autozone where a diagnostic test was performed and produced codes: p1450, p0456 indicating (ecm fault) however, the contact stated that the purge valve failed and needed to be replaced. Additionally, the contact stated that vehicle was previously repaired; however, the failure recurred. The vehicle was not repaired. The dealer and the manufacturer were notified of the failure and the contact was informed that the VIN was not included in a recall. The failure mileage was approximately 64,000.