As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT AND RIGHT WING ANTI-ICE FAIL LIGHTS CAME ON INTERMITTENTLY ANY TIME WING ANTI-ICE SYSTEM SELECTED. FOUND THE LEFT AND RIGHT WING TEMP SENSORS INSTALLED BACKWARDS FROM THE FACTORY. INSTALLED NEW SENSORS PER MM. SYSTEM WORKED NORMALLY ON NEXT FLIGHT.