As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HAND 14TH STAGE DUCT WARNING CAME ON AFTER T/O. FERRIED AIRCRAFT BACK TO RDU. INSPECTED AND TROUBLESHOT 14TH STAGE SYSTEM AND FOUND PYLON SENSING ELEMENT DAMAGED. REMOVED AND REPLACED PYLON SENSING ELEMENT IAW CRJ AMM 36-21-04. PERFORMED ALL OPS CHECKS IAW CRJ AMM 36-21-00. ALL OPS CHECKS GOOD.