As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT INTO PHX, HYD PUMP 1B CAUTION ILLUMINATED. CHECKED HYD SYNOPTIC PAGE. RESERVOIR 1 SHOWED WHITE WITH NO DATA (DASHED AMBER LINES) & HYD 1B PUMP AMBER, 1B THEN CYCLED FROM GREEN TO AMBER INTERMITTENTLY ON OR IN AUTO. AFTER LANDING, RESERVOIR READING SHOWED 5 PERCENT. POST FLIGHT FOUND HYD FLUID LEAKING FROM AFT EQUIPMENT BAY. REPAIRED CHAFED PRESSURE LINE TO HYD SYSTEM NR 1. SERVICED FLUID LEVEL. OPERATED SYSTEM TO BLEED AND OPS CHECK GOOD. NO LEAKS NOTED.