As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT ICE PROTECTION TEMPERATURE HIGH LIGHT ILLUMINATED AFTER TAKEOFF. AIRFOIL ICE PROTECTION PRESSURE ABNORMAL LIGHT ALSO ILLUMINATED. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAITNENANCE REPLACED RIGHT ANTICIPATOR AND THERMOSTAT WITH NO HELP. REPLACED RIGHT ELECTRONIC THERMAL CONTROL UNIT. OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE.