As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA INFLIGHT T447/13JAN - LEFT ENGINE BLEED LIGHT ILLUMINATED ON TAKEOFF ROLL. WOULD NOT RESET. ENGINE BLEED RESET ON DESCENT. LANDED MIA WITHOUT INCIDENT. FOUND LOOSE LINE AT HIGH STAGE VALVE. SECURED LINE AND RESEATED CONNECTORS AT HIGH STAGE VALVE. SYSTEM GROUND CHECKED NORMAL OPERATION.