As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ANTI-ICE DUCT CAUTION MSG FOLLOWED BY ANTI-ICE DUCT WARNING ON APPROACH. WINGS AND COWLS ON. T/S DISCREPANCY, FOUND L WING LOOP A & LOOP B (OPEN). REMOVED AND REPLACED INSERT SHELL ASSY AT MT-171 P1 & MT 171 P2. OPS CHECK GOOD AT THIS TIME. OK FOR SVC. PART EFFECTIVITY VERIFIED. REF: CRJ900 WM 36-21-03.