As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF WITH ENGINES AT CLIMB POWER, THE L PYLON BLEED LEAK RED CAS MESSAGE ILLUMINATED. THRUST LEVER WAS REDUCED TO IDLE IAW CHECKLIST. AFTER APPROX 1 MINUTE THE MESSAGE CLEARED. ENGINE WAS LEFT AT IDLE WHILE WE RETURNED FOR LANDING. REMOVED AND REPLACED L PYLON BLEED LOOP MT63 WITH NEW UNIT AND REPLACED LEFT INTERMIEDIATE BLEED VALVE WITH REPAIRED UNIT OPS AND LEAK CHECKED GOOD 36-21-05 36-11-05 36-11-00