As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER NUMBER 2 ENGINE START RECEIVED ELECTRICAL ABNORMAL MESSAGE FOLLOWED WITH A STRONG ELECTRICAL SMELL. CLEARED APU FAULTS AND TESTED ALL AIRCRAFT ELECTRICAL SYSTEMS IAW EMB AMM 24-31-00 WITH NO DEFECTS NOTED. RETURNED AIRCRAFT TO SERVICE.