As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YKM-ON FLIGHT NUMBER 2002, AFTER LANDING AND PARKING NOTICED A STRANGE ODOR AND BOTH PILOTS STARTED COUGHING, COULD SEE MIST/SMOKE IN THE COCKPIT. AFTER SHUTDOWN NOTICED FLUID LEAKING FROM BELLY OF AIRCRAFT UNDER COCKPIT. MAINTENANCE INSPECTED AND FOUND HYDRAULIC LINE LEAK UNDER LAV. REPAIRED THE GEAR DOWN HYDRAULIC LINE USING CORROSION RESISTANT STEEL TUBING. SERVICE AND BLEED SYSTEM. GROUND RAN ENGINES. NO LEAKS NOTED. AIRCRAFT RETURNED TO SERVICE.