As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: SEAT 12 FED AND 18 ABC BULLNOSE LIGHTS WILL NOT ILLUMINATE DURING TEST. FOUND CONNECTORS TO BE THE WRONG CONNECTORS, RECONNECTED WITH CORRECT CONNECTORS, PERFORMED SATISFACTORY OPERTIONAL CHECK GOOD. PER B737-NG AMM 33-51-00.