As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER T/O BLEED 2 OVERPRESS AMBER EICAS ALERT. CHECKLIST PROCEDURE CARRIED OUT WITH NO RELIEF. EMERGENCY DECLARED AND ACFT RETURNED TO DEPARTURE IAW CHECKLIST. MECHANIC ON RAMP DISCOVERED CRACKED T-DUCT. NR 2 ENGINE BLEED "T-DUCT" REPLACED IAW AMM 36-11-04. OPS CHECKED SERVICEABLE. NO BLEED ABNORMALITIES RECORDED.