As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT TO CHS, HYD 3 LO QTY ADV MESSAGE FOLLOWED BY HYD 3 LO PRESS CAUTION MESSAGE. PERFORMED NNP. HYD 3 HI TEMP NOT PRESENT . HYD 3 SYN SHOWS 0% QUANTITY. FOUND RUDDER PCU HYDRAULIC COILED LINE CRACKED. R+R HYDRAULIC COILED LINE IAW A220 AMP 29-17-60. LEAK CHECK GOOD. HYDRAULIC SYSTEMS OPS CHECK GOOD. HYDRAULIC FLUID RESERVOIR QUANTITY CHECK GOOD. A/C OK FOR SVC. (LP# 6160090)