As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT HAD A BLEED 2 LEAK MESSAGE ON CLIMBOUT OF KIAD. CREW SHUTDOWN NR 2 ENGINE AS A PRECAUTIONARY MEASURE AND RETURNED AIRCRAFT TO KIAD. MAINTENANCE INSPECTED AND REPAIRED WIRING AT GROUND AIR ENGINE START VALVE FOR THE BLEED TEMP SENSOR, OPS CHECK GOOD.