As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING IN-FLIGHT, HYDRAULIC LIGHT ILLUMINATED AND HYDRAULIC HORN CAME ON. PILOT MADE A PRECAUTIONARY LANDING AT AIRPORT TERMINAL. INSPECTED HYDRAULIC PUMP AND FOUND WORN SPLICE. REMOVED HYDRAULIC PUMP ASSY AND INSTALLED SERVICEABLE HYDRAULIC PUMP ASSY.