As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT AC BUSS MASTER CAUTION MESSAGE, DIVERTED AND ACCOMPLISHED UNEVENTFUL LANDING. OHM AND MEG CHECKED K2 STATUS AND DRIVE WIRES FROM AC CONTACTOR BOX P1-2 TO AC GCU P15-2. ALL CHECKED GOOD, IAW WM 24-20-00. DURING TROUBLESHOOTING, PROBLEM DID NOT RECUR IAW MANAGEMENT REQUEST. R & R CONTACTOR K2 IAW AMM 24-21-21-000-801 AND 24-21-21-400-801. ALL CHECKED GOOD. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.