As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B HYD SYSTEM ENG AND ELEC LOW PRESSURE; QUANTITY DROPPED TO ZERO IN FLIGHT; STBY HYD LOW QTY AT GATE<[01] 01 - REMOVED AND REPLACED PER [AMM 27-51-67-401-NG (TRAILING EDGE FLAP FLOW LIMITER - REMOVAL/INSTALLATION - PERMANENT)]. OPPS CHECK GOOD