As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT NR 2 ENGINE HYDRAULIC PUMP CAUTION LIGHT CAME ON WITH ISOLATION VALVE CAUTION LIGHT ASSOCIATED WITH NR 2 HYDRAULIC QUANTITY READING ZERO. FLIGHT TIME TO GATE APPROX 5 MINS. FOUND ENGINE DRIVEN PRESSURE LINE INTO PRESSURE MANIFOLD BROKEN OFF. REPLACED LINE.