As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE MAINTENANCE, IT WAS FOUND THAT THE L4 & R4 EMERGENCY EXIT MARKER LIGHTS (LOWER) WERE INOPERATIVE. REPLACED THE SPLICES AT EXIT MARKERS L4 & R4 IAW AWM 33-51-08 & ESPM. R & R EPSU (13WL) IAW AMM 33-51-38. OPS CHECK PASSED.