As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAINTENANCE FOUND BOTH EMERGENCY EXIT OVERWING LIGHTS ARE INOP. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED POWER SUPPLY AND BATTERY IAW AMM 33-50-04. OPERATIONAL CHECK GOOD IAW AMM 33-50-00 AFTER BATTERIES CHARGED. AIRCRAFT RETURNED TO SERVICE.