As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1257 BOS-IAD, DURING CLIMB BLEED 2 LEAK MESSAGE A/C RETURNED TO BOS. T/S PER FIM 36-21-00-810-802-A FOUND BLEED 2 CH 1 J1059 SHORTED. REMOVED AND REPLACED CONNECTOR ASSY PER CMM 26-14-53. ALSO FOUND OPEN COND CH 2 AT CONNECTOR J2148. REMOVED AND REPLACED CONNECTOR ASSY PER AMM 26-14-53. NR 2 ENG BLEED SYSTEM OPS CHECK NORMAL. LEAK CHECK ALL SENSE LINES, FOUND PRSOV SENSE LINE LEAKING AT "B" NUT 12 O'CLOCK POS. REMOVED AND REPLACED SENSE LINE, LEAK CHECK OK.