As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTS RIGHT HAND PYLON OVERHEAT CASS MESSAGE IN FLIGHT. COMPLIED WITH RIGHT HAND ENGINE SHUT DOWN AND DIVERTED TO RIFLE COLORADO. NO DAMAGES OR INJURY OCCURED. CONTACTED WESTSTAR AVIATION TO COMPLY WITH REPAIR. UPON INSPECTION FOUND HP BLEED AIR FIRE WALL SEAL WORN. REPLACED RIGHT HAND HP BLEED AIR SEAL AND PERFORMED FUNCTIONAL CHECKS. AFTER ENGINE RUNS NO CASS MESSAGES APPEARED. AIRCRAFT OK FOR RETURN TO SERVICE.