As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE SYSTEM B HYDRAULIC LOW QUANTITY LIGHT ILLUMINATED WITH GAUGE READING 1 GALLON WHILE ON APPROACH TO EWR. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 2 FLIGHT SPOILER ACTUATOR LEAKING. THE NR 2 FLIGHT SPOILER ACTUATOR WAS REMOVED AND REPLACED. LEAK AND OPERATIONAL CHECKS WERE GOOD IAW MM 27-61-0. THE HYDRAULIC SYSTEM WAS SERVICED.