What was found
AIRCRAFT WAS NOT GROUNDED. EMERGENCY LIGHTS BATTERY AT 16WL FAILED CABIN INTERCOMMUNICATION DATA SYSTEM TEST. REPLACED BATTERY PER AMM 33-51-38.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED. EMERGENCY LIGHTS BATTERY AT 16WL FAILED CABIN INTERCOMMUNICATION DATA SYSTEM TEST. REPLACED BATTERY PER AMM 33-51-38.