As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - INFLIGHT DFW-GRU. CREW REPORTED ON CLIMB THE MASTER CAUTION LIGHTS AND AND AMBER "ENGINE ICING LEFT" EICAS MESSAGE. FLIGHT DIVERTED MIA LANDED WITHOUT INCIDENT. REPLACED LEFT ENGINE ANTI-ICE VALVE AND LEFT ENGINE ANTI-ICE FLEX LINE. SYSTEM GROUND CHECK NORMAL OPERATION.