As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(PIREP) HYDRAULIC FLUID LEAKING FROM LEFT WING. (MX) REMOVED AND REPLACED LT OUTBOARD SPOILER ACTUATOR IAW DHC-8 MM 27-14-05 PG 201-203. UPON INSPECTION IT IS NOTED THAT THE ACTUATOR HOUSING CRACKED AND FAILED AT THE PISTON END CAP. THE END CAP SEPARATED FROM THE ACTUATOR UNIT.