As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) LT ENGINE 14TH STAGE BLEED AIR DUCT WARNING MESSAGE FLICKERING ON CLIMBOUT THROUGH 7,000`. CREW ACTIONED QRH, LH 14TH SELECTED OFF AND 14TH ISOL VALVE OPEN. MESSAGE WAS STILL FLICKERING. QRH DIRECTED THEM TO LAND AT NEAREST SUITABLE. FLT RETURNED. MAINTENANCE FOUND L/H 10TH STAGE SHUT OFF VALVE LEAKING HOT AIR ON 14TH STAGE VALVE AND INTO PYLON OPENING. REPLACED 10TH STAGE VALVE IAW AMM 36-11-04, FUNCTION AND LEAK CHECKED SERVICEABLE.