As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - FLT 2082 - DURING ROUTINE MAINTENANCE CHECK, FOUND AFT SEAT ROW 26 MOUNTED EMERGENCY LIGHTS INOP. FOUND LEFT MID-CABIN EMERGENCY LIGHT POWER SUPPLY FAILED. REPLACED UNIT. REPLACED L MID-CABIN EMERGENCY LIGHT BATTERY PACK WITH SERVICEABLE BATTERY. SYSTEM OPS CHECK OK. REFERENCE AWXA960520.