As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL AT APPROX 90KTS, THE CREW REPORTED THAT THEY SMELLED SMOKE AND RECEIVED A BRAKE OVERHEAT MESSAGE. TAKEOFF WAS ABORTED AND THE ACFT RETURNED TO THE GATE WHERE MX INSPECTED THE ACFT R & R A FAULTY BRAKE TEMP SENSOR, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.