As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN EMERGENCY LIGHT TEST FAILED. FAULTS \EXT LOADS AFT L. INSTALLED SERVICABLE CONTROLLER & BATTERY. RAN TEST STILL FAULTS 'EXT LOADS AFT L 33-51-38'. RETURNED ORIGINAL UNIT BACK TO ACFT, SUSPECT EMERGENCY SLIDE EITHER LT OR RT. REPLACED LT AFT DOOR SLIDE. TESTS OK.