As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3727 -HYD/DE- DECLARED EMERGENCY DUE TO LEFT ENGINE HYDRAULIC PRESSURE LOW LIGHT ILLUMINATED. FOUND 'A' HYDRAULIC SYSTEM PRESSURE TRANSMITTER ON HYDRAULIC SYSTEM PRESSURE MODULE LEAKING. REPLACED PRESSURE TRANSMITTER. OPS CHECK, LEAK CHECK GOOD.