As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT DIVERTED DUE LOSING HYDRAULIC FLUID FROM LEFT HYDRAULIC SYSTEM DOWN TO 43%. FOLLOWED THE QRH. AN EMERGENCY WAS DECLARED. FOUND ENGINE MOUNTED HYD PRESSURE LINE AND FITTING LEAKING. R & R LEFT ENGINE HYD PRESSURE LINE AND VALVE ASSY IAW AMM 29-11.