As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 984 TPA-LGA, EXIT LIGHT NOT ILLUMINATED AIRCRAFT SERVICE DOOR A/C LEFT EMERGENCY OVERHEAD DOOR LIGHT ILLUMINATED. PERFORMED TEST OF EPSU'S AS PER AMM 33-51-38. RETRIEVED FAULT AFT A/C LEFT. REPLACED AFT EPSU, SAME CONDITION PERSISTS. FOUND CONNECTORS INCORRECTLY CONNECTED. SWAPPED CONNECTORS BETWEEN 45WL AND 52WL. ALL OPS CHECK NORMAL.