As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RHOB BRAKE TEMP INDICATOR FAILED ON LANDING, RHOB BTMS INDICATION INCREASED TO 20 AND DECREASED AND DASHES OUT UPON ARRIVAL AT THE GATE / REMOVED AND REPLACED RHOB #4 BRAKE TEMP SENSOR, OPS CK GOOD IAW CRJ 900 AMM 32-46-01-000/400-801-A01-PSA.