As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LIGHT ILLUMINATED ON OVERHEAD ELECTRICAL PANEL. ACFT GROUNDED. PERFORMED TEST OF ELECTRICAL CONTROL PANEL. FOUND SPCU FAULT. ACCOMPLISHED FIM TASK 24-34, TASK 802 - SPCU FAULT ISOLATION - FAULT CLEARED, WAS AN INTERMITTENT FAULT. OK FOR CONTINUED SERVICE.