As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
During cruise an electrical odor emitted from in area of the P6 panel. After a short time the odor dissipated. Aircraft continued to destination and landed without incident. Visually inspected are with no defects found.Probable source of odor was the main battery. The battery and battery charger were replaced.