As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED RIGHT BLEED DUCT RED WARNING MESSAGE IN FLIGHT. CREW DIVERTED AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE TROUBLESHOT AND PERFORMED OPERATIONAL TEST OF BLEED AIR LEAK DETECTION AND WARNING SYSTEM USING AIRCRAFT MAINTENANCE MANUALS. OPERATIONAL TEST GOOD. NO DEFECTS NOTED. AIRCRAFT RELEASED FOR SERVICE.