As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT HYD UTIL PRESS CAS LIGHT ILLUMINATED, #2 HYD RES LEVEL INDICATED 50% LEVEL. USED EMER GEAR DOWN WITCH. UPON INSPECTION, WE DISCOVERED THAT THE THE HYDRAULIC LINE ON THE #2 MAIN LANDING GEAR WAS LEAKING WHICH CAUSED THE #2 RESERVOIR LOW CAS.