As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED BRAKE OVERHEAT WARNING MESSAGE IN FLIGHT FOR LT OTBD BRAKE. CREW DIVERTED AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED LT OTBD BRAKE AND HARNESS AND FOUND NO DEFECTS. MAINTENANCE R & R LT OTBD BRAKE TEMPERATURE SENSOR AND PERFORMED CHECKS IAW AMM. ACFT RELEASED FOR SERVICE.