My escape shut off stop pull over light. then The escape said high engine temp. on 2005 Ford Escape Hybrid

Oil was full clean not hot. Anti freeze full barely warm. been driving 55 for 1 hour in mountians. Restarted the escape did it 4 more times on the way to destination. Drove home next night 1.5 hours outside temp just above freezing no problems.Have not plugged in the OBD tester yet.

Asked by for the 2005 Ford Escape Hybrid