Engine overheated. Coolant Bypass Valve needs replacement, which is known issue in this model for various years and only one year (2014) was identified for recall, although it has been a common problem for many Ford Escapes model years after 2010. Thermostat assembly, check engine light, and overheating are issues that arose due to the faulty coolant bypass valve. A possible outcome is engine fire, as indicated by information from the manufacturer.