As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MECHANIC FOUND FUEL LEAKAGE BLUE COLOR ON THE BOTTOM OF THE ENGINE COWLING DURING IN-FLIGHT INSPECTION. THEN EXAMINED AND FOUND THE LEAKAGE WAS FROM THE MIXTURE CONTROL ARM OF THE ENGINE DRIVEN PUMP. TURNED ON THE BOOST PUMP TO MAKE FUEL PRESSURE, A LOT OF FUEL LEAKED AROUND THE MIXTURE CONTROL ARM. SEAL TEST ON THE PUMP APPROVED FUEL LEAKAGE WAS BECAUSE OF WORN BUSHING IN MIXTURE CONTROL.