As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT AT 17000 FT, WITH ENGINE AND WING ANTI-ICE ON, RECEIVED A BL DCT FAIL ANNUNCIATOR. PERFORMED BLEED AIR DUCT FAILURE ABNORMAL CHECKLIST. ANNUNCIATOR EXTINGUISHED AFTER 90 SECONDS. DID NOT RETURN. .MAINTENANCE FOUND AN AIR LEAK AT THE PNEUMATIC DUCT JOINT FWD OF LEFT PRSOV. REPLACED JOINT GASKET. RAN ENGINES , NO LEAKS NOTED.