As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT FL370, CREW RECEIVED AN ENG NR 2 BLEED FAULT. OPENED CROSSFEED IAW ECAM & GOT ENG NR 1 BLEED FAULT. FOLLOW UP SHOWED ECAM PROCEDURE WAS INCORRECT. CREW DECLARED AN EMERGENCY & DESCENDED TO MAINTAIN CABIN PRESS. FLIGHT LANDED WITHOUT INCIDENT. R & R NR 2 ENG FAN AIR VLV THERMOSTAT TEMP CONTROL IAW AMM 36-11-43. R & R NR 1 & NR 2 ENG HP BLEED VLVS IAW AMM 36-11-51. ACCOMPLISHED ENG GND RUN, NO LEAKS & NO FAULTS.