As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER DEPARTURE, CREW REPORTED LOSS OF NR 2 HYDRAULIC QUANTITY, ASSOCIATED WITH ENGINE DRIVEN PUMP CAUTION LIGHT ILLUMINATING AND ALSO LOSS OF NR 2 HYDRAULIC PRESSURE. MAINTENANCE REVEALED THAT OUTBOARD RT FLIGHT SPOILER VALVE HAD FAILED WHICH RESULTED IN HYD FLUID LOSS. (CAP DISLODGED FROM VALVE BODY). VALVE REPLACED.