One problem related to crankcase (pcv) 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 the check engine warning light was illuminated. The vehicle was taken to the dealer and the contact was informed that the pcv value needed to be replaced, and that the vehicle was not included in NHTSA campaign number: 18v735000 (fuel system, gasoline). The manufacturer was contacted and referred the contact to the NHTSA hotline to file a complaint. The failure mileage was 34,000.