As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT MX ONT WHILE PERFORMING PRELIMINARY INSPECTION ON ACFT 551 SCHEDULE 4A CHECK INSPECTOR FOUND EMERGENCY PROXIMITY LIGHT OUT BTW ROWS 8 AND 12. MX PERSONNEL R&R NR 3 EMERGENCY LIGHT BATTERY. OPS CHECK SATISFACTORY AND ACFT WAS RELEASED TO RETURN FOR SERVICE.