As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 4752486) WHILE PERFORMING WORK CARD 3350-7390, FOUND RT AFT OVERWING EMERGENCY EXIT EMERGENCY LIGHT OUT. T/S AND NO GND AT CONNECTOR D12018 PIN 2. RESEATED AND CLEANED GND REF B737 WDM 33-51-13 AND OPS CHECK GOOD REF B737 AMM 33-51.