As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RETURNED TO FIELD WITH MULTIPLE ELECTRICAL FAILURES. CONFIRMED PULLING CB 1PH CAUSES OTHER FAULTS. RAN WIRES AND REPLACED RELAYS 6XB [E0217XXY0080A], 21XE [E0245-28A0], 8PH [630CC01Y1] & 31XE [E0242A28A0]. CONDITION BEHIND 106VU LOOKED GOOD. RESISTER 32XE, ALONG WITH 14XE CHECKED GOOD. CHECKED HISTORY DID NOT SEE ANY PROBLEMS WITH THE DC ESS BUS. SYSTEM TESTED GOOD.