{"nhtsa_id":10076302,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-07-07","date":"2016-04-05","document_id":"16B11","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN","mfr_system":null,"summary":"Certain 2016 Model Year Fiesta ST and 1.0L EcoBoost Vehicles High Speed Cooling Fan Relay Replacement In all of the affected vehicles, an incorrect high speed cooling fan relay was installed. Over time, the incorrect relay may cause a loss of engine cooling fan function, resulting in: • Loss of air conditioning performance • Engine overheating • Reduced engine power","document":null,"url":"https://open.wenmarpro.com/bulletins/10076302","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-fan","name":"Cooling fan","parent":"engine"},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"FIESTA","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_ford_fiesta"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}