As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXTERIOR EMERGENCY LITES AFT OF RT WING WHICH OPERATE VIA M733 EMERGENCY LIGHTS BATTERY PACK DO NOT ILLUMINATE WHEN TESTED. REPLACED AND OPS CHECKED THE M733 EMERGENCY LIGHT BATTERY ASSEMBLY PER MM. INSPECTED BY QC STAMP NR 822. OPS CHECKED GOOD. PEMCO NR 2354N00494.