As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE MAINTENANCE, DISCOVERED EMERGENCY LIGHT NOT ARMED AMBER CAS MESSAGE ILLUMINATED WHEN EMERGENCY LIGHT SWITCH IN ARMED POSITION OR ANY OTHER POSITION. REMOVED AND REPLACED THE FORWARD AND AFT EMERGENCY LIGHT BATTERIES. PERFORMED SATISFACTORY SYSTEM OPERATIONAL TEST. WORK PERFORMED IAW AMM 33-51-01.